Adds support for BBF WT-385 xPON model:

VOL-151: Framework for OLT PON Configuration Parameters
VOL-152: Framework for ONU Configuration Parameters
VOL-220: Support configuration(Create/Read/Delete) of Channel-Group,
         Channel-Partition, Channel-Pair & Channel-Termination Objects
         for XGS-PON

Change-Id: I992a4e03e6e7b021d7aa9a49a5f8466876c8f07c
diff --git a/cli/xpon.py b/cli/xpon.py
new file mode 100644
index 0000000..61b235b
--- /dev/null
+++ b/cli/xpon.py
@@ -0,0 +1,1157 @@
+#!/usr/bin/env python
+#
+# Copyright 2016 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+"""
+XPon level CLI commands
+"""
+from optparse import make_option
+from cmd2 import Cmd, options
+from simplejson import dumps
+
+from google.protobuf.empty_pb2 import Empty
+from cli.table import print_pb_as_table, print_pb_list_as_table
+from cli.utils import print_flows, pb2dict
+from voltha.protos import third_party
+from voltha.protos.bbf_fiber_base_pb2 import \
+    AllChannelgroupConfig, ChannelgroupConfig, \
+    AllChannelpairConfig, ChannelpairConfig, \
+    AllChannelpartitionConfig, ChannelpartitionConfig, \
+    AllChannelterminationConfig, ChannelterminationConfig, \
+    AllOntaniConfig, OntaniConfig, AllVOntaniConfig , \
+    VOntaniConfig, AllVEnetConfig , VEnetConfig
+
+_ = third_party
+from voltha.protos import voltha_pb2, bbf_fiber_types_pb2, ietf_interfaces_pb2
+import sys
+from google.protobuf.json_format import MessageToDict
+
+# Since proto3 won't send fields that are set to 0/false/"" any object that
+# might have those values set in them needs to be replicated here such that the
+# fields can be adequately
+
+class XponCli(Cmd):
+
+    def __init__(self, get_channel, device_id):
+        Cmd.__init__(self)
+        self.get_channel = get_channel
+        self.device_id = device_id
+        self.prompt = '(' + self.colorize(
+            self.colorize('voltha-xpon {}'.format(device_id), 'green'), 'bold') + ') '
+
+    def cmdloop(self):
+        self._cmdloop()
+
+    def get_interface_based_on_device(self):
+        stub = voltha_pb2.VolthaLocalServiceStub(self.get_channel())
+        temp_list = []
+        cg_list = []
+        cpart_list = []
+        cp_list = []
+        vont_list = []
+        ont_list = []
+        v_enet_list = []
+        ct = stub.GetAllChannelterminationConfig(voltha_pb2.ID(id=self.device_id))
+        cps = stub.GetAllChannelpairConfig(Empty()).channelpair_config
+        cparts = stub.GetAllChannelpartitionConfig(Empty()).channelpartition_config
+        cgs = stub.GetAllChannelgroupConfig(Empty()).channelgroup_config
+        onts = stub.GetAllOntaniConfig(Empty()).ontani_config
+        vonts = stub.GetAllVOntaniConfig(Empty()).v_ontani_config
+        venets = stub.GetAllVEnetConfig(Empty()).v_enet_config
+
+        for cterm in ct.channeltermination_config:
+            temp_list.append(cterm.data.channelpair_ref)
+        for cp in cps:
+            if cp.name in temp_list:
+                cp_list.append(cp)
+        temp_list = []
+
+        for cp in cp_list:
+            temp_list.append(cp.data.channelpartition_ref)
+        for cpart in cparts:
+            if cpart.name in temp_list:
+                cpart_list.append(cpart)
+        temp_list = []
+
+        for cpart in cpart_list:
+            temp_list.append(cpart.data.channelgroup_ref)
+        for cg in cgs:
+            if cg.name in temp_list:
+                cg_list.append(cg)
+        temp_list = []
+
+        for vont in vonts:
+            if vont.data.parent_ref in cpart_list or \
+                vont.data.preferred_chanpair in cp_list:
+                vont_list.append(vont)
+
+        for ont in onts:
+            if ont.name in vont_list:
+                ont_list.append(ont)
+                temp_list.append(ont.name)
+
+        for venet in venets:
+            if venet.data.v_ontani_ref in temp_list:
+                v_enet_list.append(venet)
+        temp_list = []
+
+        return cg_list, cpart_list, cp_list, ct.channeltermination_config, vont_list, ont_list, v_enet_list
+
+    do_exit = Cmd.do_quit
+
+    def do_quit(self, line):
+        return self._STOP_AND_EXIT
+
+    def do_show(self, line):
+        """Show detailed information of each interface based on device ID or all interfaces"""
+        stub = voltha_pb2.VolthaLocalServiceStub(self.get_channel())
+        if line.strip():
+            self.device_id = line.strip()
+        if self.device_id:
+            cg, cpart, cp, ct, vont, ont, venet = self.get_interface_based_on_device()
+            print_pb_list_as_table("Channel Groups for device ID = {}:".format(self.device_id),
+                                   cg, {}, self.poutput)
+            print_pb_list_as_table("Channel Partitions for device ID = {}:".format(self.device_id),
+                                   cpart, {}, self.poutput)
+            print_pb_list_as_table("Channel Pairs: for device ID = {}:".format(self.device_id),
+                                   cp, {}, self.poutput)
+            print_pb_list_as_table("Channel Terminations for device ID = {}:".format(self.device_id),
+                                   ct, {}, self.poutput)
+            print_pb_list_as_table("VOnt Anis for device ID = {}:".format(self.device_id),
+                                   vont, {}, self.poutput)
+            print_pb_list_as_table("Ont Anis for device ID = {}:".format(self.device_id),
+                                   ont, {}, self.poutput)
+            print_pb_list_as_table("VEnets for device ID = {}:".format(self.device_id),
+                                   venet, {}, self.poutput)
+        else:
+            interface = stub.GetAllChannelgroupConfig(Empty())
+            print_pb_list_as_table("Channel Groups:",
+                                   interface.channelgroup_config,
+                                   {}, self.poutput)
+            interface = stub.GetAllChannelpartitionConfig(Empty())
+            print_pb_list_as_table("Channel Partitions:",
+                                   interface.channelpartition_config,
+                                   {}, self.poutput)
+            interface = stub.GetAllChannelpairConfig(Empty())
+            print_pb_list_as_table("Channel Pairs:",
+                                   interface.channelpair_config,
+                                   {}, self.poutput)
+            devices = stub.ListDevices(Empty())
+            for d in devices.items:
+                interface = stub.GetAllChannelterminationConfig(voltha_pb2.ID(id=d.id))
+                print_pb_list_as_table("Channel Terminations for device ID = {}:".format(d.id),
+                                   interface.channeltermination_config,
+                                   {}, self.poutput)
+            interface = stub.GetAllVOntaniConfig(Empty())
+            print_pb_list_as_table("VOnt Anis:",
+                                   interface.v_ontani_config,
+                                   {}, self.poutput)
+            interface = stub.GetAllOntaniConfig(Empty())
+            print_pb_list_as_table("Ont Anis:",
+                                   interface.ontani_config,
+                                   {}, self.poutput)
+            interface = stub.GetAllVEnetConfig(Empty())
+            print_pb_list_as_table("VEnets:",
+                                   interface.v_enet_config,
+                                   {}, self.poutput)
+
+    def help_channel_group(self):
+        self.poutput(
+'''
+channel_group [get | create | update | delete] [-n <name>] [-d <description>] [-a <admin state>]
+              [-l <link up down trap enable type>] [-p <polling period>] [-s <system id>]
+              [-r <raman mitigation>]
+
+get:    displays existing channel groups
+        Required flags: None
+create: creates channel group with the parameters specified with -n, -d, -a, -l, -p, -s and -r.
+        Required flags: <name>
+update: updates existing channel group specified with parameter -n by changing its parameter values 
+        specified with -d, -a, -l, -p, -s and -r.
+        Required flags: <name>
+delete: deletes channel group specified with parameter -n.
+        Required flags: <name>
+
+-n: <string> name of channel group.
+-d: <string> description of channel group.
+-a: <string> admin state of channel group.
+-l: <enum>   link up down trap enable type. 
+-p: <int>    polling period for channel group.
+-s: <string> system id for channel group.
+-r: <enum>   raman mitigation for channel group.
+
+Example:
+
+channel_group create -n cg-1 -a up -p 100 -s 000000 -r raman_none
+'''
+        )
+
+    @options([
+        make_option('-n', '--name', action="store", dest='name', type='string',
+                    help='name of channel group', default=None),
+        make_option('-d', '--description', action="store", dest='description',
+                    type='string', help='description of channel group', default=None),
+        make_option('-a', '--admin_state', action="store", dest='enabled', type='string',
+                    help='admin state of channel group', default=None),
+        make_option('-l', '--trap', action="store", dest='link_up_down_trap_enable',
+                    type='string', help='link up down trap enable type', default=None),
+        make_option('-p', '--pp', action='store', dest='polling_period',
+                    type='int', help='polling period of channel group', default=None),
+        make_option('-s', '--sid', action='store', dest='system_id',
+                    type='string', help='system id of channel group', default=None),
+        make_option('-r', '--rm', action='store', dest='raman_mitigation',
+                    type='string', help='raman mitigation of channel group', default=None),
+    ])
+
+    def do_channel_group(self, line, opts):
+        """channel group get, create -flags <attributes>, update -flags <attributes>, delete -n <name>"""
+        # Ensure that a valid sub-command was provided
+        if line.strip() not in {"get", "create", "update", "delete"}:
+            self.poutput(self.colorize('Error: ', 'red') + \
+                        self.colorize(self.colorize(line.strip(), 'blue'),
+                                      'bold') + ' is not recognized')
+            return
+
+        stub = voltha_pb2.VolthaLocalServiceStub(self.get_channel())
+
+        if line.strip() == "get":
+            if self.device_id:
+                cg, cpart, cp, ct, vont, ont, venet = self.get_interface_based_on_device()
+                print_pb_list_as_table("Channel Groups for device ID = {}:".format(self.device_id),
+                                       cg, {}, self.poutput)
+            else:
+                interface = stub.GetAllChannelgroupConfig(Empty())
+                print_pb_list_as_table("Channel Groups:",
+                                       interface.channelgroup_config,
+                                       {}, self.poutput)
+            return
+        #if not opts.name:
+        #    self.poutput(self.colorize('Error: ', 'red') + \
+        #                self.colorize(self.colorize('Name is required parameter', 'blue'),
+        #                              'bold'))
+        #    return
+        #if interface_instance:
+        #    self.poutput(self.colorize('Unable. Please commit or reset: ', 'yellow') + \
+        #                self.colorize(interface_instance.name, 'blue'))
+        #    return
+        interface_instance = ChannelgroupConfig(name = opts.name)
+        interface_instance.interface.name = opts.name
+        if opts.description:
+            interface_instance.interface.description = opts.description
+        interface_instance.interface.type = "channelgroup"
+        if opts.enabled:
+            if opts.enabled == "up":
+                interface_instance.interface.enabled = True
+            elif opts.enabled == "down":
+                interface_instance.interface.enabled = False
+            else:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize('Invalid admin state parameter for channel group', 'blue'),
+                                          'bold'))
+                return
+        if opts.link_up_down_trap_enable:
+            types = ["trap_disabled", "trap_enabled"]
+            try:
+                assert opts.link_up_down_trap_enable in types, \
+                        'Invalid Enum value for Channel Group link up down trap enable type \'{}\''\
+                        .format(opts.link_up_down_trap_enable)
+                interface_instance.interface.link_up_down_trap_enable = \
+                    ietf_interfaces_pb2._INTERFACE_LINKUPDOWNTRAPENABLETYPE.values_by_name[opts.link_up_down_trap_enable.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+
+        if opts.polling_period:
+            interface_instance.data.polling_period = opts.polling_period
+        if opts.raman_mitigation:
+            raman_mitigations = ["raman_none", "raman_miller", "raman_8b10b"]
+            try:
+                assert opts.raman_mitigation in raman_mitigations, \
+                        'Invalid Enum value for Channel Group raman mitigation \'{}\''.format(opts.raman_mitigation)
+                interface_instance.data.raman_mitigation = \
+                    bbf_fiber_types_pb2._RAMANMITIGATIONTYPE.values_by_name[opts.raman_mitigation.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+        if opts.system_id:
+            interface_instance.data.system_id = opts.system_id
+
+        if line.strip() == "create":
+            stub.CreateChannelgroup(interface_instance)
+        elif line.strip() == "update":
+            stub.UpdateChannelgroup(interface_instance)
+        elif line.strip() == "delete":
+            stub.DeleteChannelgroup(interface_instance)
+        return
+
+    def help_channel_partition(self):
+        self.poutput(
+'''
+channel_partition  [get | create | update | delete] [-n <name>] [-d <description>] [-a <admin state>]
+                   [-l <link up down trap enable type>] [-r <differential fiber distance>]
+                   [-o <closest ont distance>] [-f <fec downstream>] [-m <multicast aes indicator>]
+                   [-u <authentication method>] [-c <channel group reference>]
+
+get:    displays existing channel partitions
+        Required flags: None
+create: creates channel partition with the parameters specified with -n, -d, -a, -l, -r, -o, -f, -m, -u and -c.
+        Required flags: <name>, <channel group reference>
+update: updates existing channel partition specified with parameter -n by changing its parameter values
+        specified with -d, -a, -l, -r, -o, -f, -m, -u and -c.
+        Required flags: <name>
+delete: deletes channel group specified with parameter -n.
+        Required flags: <name>
+
+-n: <string> name of channel partition.
+-d: <string> description of channel partition.
+-a: <string> admin state of channel partition.
+-l: <enum>   link up down trap enable type.
+-r: <int>    differential fiber distance.
+-o: <int>    closest ont distance.
+-f: <bool>   forward and error correction downstream.
+-m: <bool>   multicast aes indicator of channel partition.
+-u: <enum>   authentication method.
+-c: <string> channel group reference for this channel partition.
+
+Example:
+
+channel_partition create -n cpart-1-1 -a up -r 20 -o 0 -f false -m false -u serial_number -c cg-1
+'''
+        )
+
+    @options([
+        make_option('-n', '--name', action="store", dest='name', type='string',
+                    help='name of channel partition', default=None),
+        make_option('-d', '--description', action="store", dest='description',
+                    type='string', help='description of channel partition', default=None),
+        make_option('-a', '--admin_state', action="store", dest='enabled', type='string',
+                    help='admin state of channel partition', default=None),
+        make_option('-l', '--trap', action="store", dest='link_up_down_trap_enable',
+                    type='string', help='link up down trap enable type', default=None),
+        make_option('-r', '--diff_fib_dist', action='store', dest='differential_fiber_distance',
+                    type='int', help='differential fiber distance', default=None),
+        make_option('-o', '--ont_dist', action='store', dest='closest_ont_distance',
+                    type='int', help='closest ont distance', default=None),
+        make_option('-f', '--fec_ds', action='store', dest='fec_downstream',
+                    type='string', help='forward and error correction downstream', default=None),
+        make_option('-m', '--mc_aes', action='store', dest='multicast_aes_indicator',
+                    type='string', help='multicast aes indicator of channel partition', default=None),
+        make_option('-u', '--auth', action='store', dest='authentication_method',
+                    type='string', help='authentication method', default=None),
+        make_option('-c', '--cg_ref', action='store', dest='channelgroup_ref',
+                    type='string', help='channel group reference for this channel partition', default=None),
+    ])
+
+    def do_channel_partition(self, line, opts):
+        """channel partition get, create -flags <attributes>, update -flags <attributes>, delete -n <name>"""
+        # Ensure that a valid sub-command was provided
+        if line.strip() not in {"get", "create", "update", "delete"}:
+            self.poutput(self.colorize('Error: ', 'red') + \
+                        self.colorize(self.colorize(line.strip(), 'blue'),
+                                      'bold') + ' is not recognized')
+            return
+
+        stub = voltha_pb2.VolthaLocalServiceStub(self.get_channel())
+
+        if line.strip() == "get":
+            if self.device_id:
+                cg, cpart, cp, ct, vont, ont, venet = self.get_interface_based_on_device()
+                print_pb_list_as_table("Channel Partitions for device ID = {}:".format(self.device_id),
+                                       cpart, {}, self.poutput)
+            else:
+                interface = stub.GetAllChannelpartitionConfig(Empty())
+                print_pb_list_as_table("Channel Partitions:",
+                                       interface.channelpartition_config,
+                                       {}, self.poutput)
+            return
+
+        interface_instance = ChannelpartitionConfig(name = opts.name)
+        interface_instance.interface.name = opts.name
+        if opts.description:
+            interface_instance.interface.description = opts.description
+        interface_instance.interface.type = "channelpartition"
+        if opts.enabled:
+            if opts.enabled == "up":
+                interface_instance.interface.enabled = True
+            elif opts.enabled == "down":
+                interface_instance.interface.enabled = False
+            else:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize('Invalid admin state parameter for channel partition', 'blue'),
+                                          'bold'))
+                return
+        if opts.link_up_down_trap_enable:
+            types = ["trap_disabled", "trap_enabled"]
+            try:
+                assert opts.link_up_down_trap_enable in types, \
+                        'Invalid Enum value for Channel Partition link up down trap enable type \'{}\''\
+                        .format(opts.link_up_down_trap_enable)
+                interface_instance.interface.link_up_down_trap_enable = \
+                    ietf_interfaces_pb2._INTERFACE_LINKUPDOWNTRAPENABLETYPE.values_by_name[opts.link_up_down_trap_enable.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+
+        if opts.differential_fiber_distance:
+            interface_instance.data.differential_fiber_distance = opts.differential_fiber_distance
+        if opts.closest_ont_distance:
+            interface_instance.data.closest_ont_distance = opts.closest_ont_distance
+        if opts.fec_downstream:
+            if opts.fec_downstream == 'true':
+                interface_instance.data.fec_downstream = True
+            elif opts.fec_downstream == 'false':
+                interface_instance.data.fec_downstream = False
+            else:
+                m = 'Invalid boolean value for Channel Partition fec_downstream \'{}\''\
+                    .format(opts.fec_downstream)
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(m, 'blue'),
+                                          'bold'))
+                return
+        if opts.multicast_aes_indicator:
+            if opts.multicast_aes_indicator == 'true':
+                interface_instance.data.multicast_aes_indicator = True
+            elif opts.multicast_aes_indicator == 'false':
+                interface_instance.data.multicast_aes_indicator = False
+            else:
+                m = 'Invalid boolean value for Channel Partition multicast_aes_indicator \'{}\''\
+                    .format(opts.multicast_aes_indicator)
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(m, 'blue'),
+                                          'bold'))
+                return
+        if opts.authentication_method:
+            auth_method_types = ["serial_number", "loid", "registration_id", "omci", "dot1x"]
+            try:
+                assert opts.authentication_method in auth_method_types, \
+                        'Invalid Enum value for Channel Partition authentication method \'{}\''.format(opts.authentication_method)
+                interface_instance.data.authentication_method = \
+                    bbf_fiber_types_pb2._AUTHMETHODTYPE.values_by_name[opts.authentication_method.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+        if opts.channelgroup_ref:
+            interface_instance.data.channelgroup_ref = opts.channelgroup_ref
+
+        if line.strip() == "create":
+            stub.CreateChannelpartition(interface_instance)
+        elif line.strip() == "update":
+            stub.UpdateChannelpartition(interface_instance)
+        elif line.strip() == "delete":
+            stub.DeleteChannelpartition(interface_instance)
+        return
+
+    def help_channel_pair(self):
+        self.poutput(
+'''
+channel_pair [get | create | update | delete] [-n <name>] [-d <description>] [-a <admin state>]
+             [-l <link up down trap enable type>] [-r <channel pair line rate>]
+             [-t <channel pair type>] [-g <channel group reference>] [-i <gpon pon id interval>]
+             [-p <channel partition reference>] [-o <gpon pon id odn class>]
+
+get:    displays existing channel pairs
+        Required flags: None
+create: creates channel pair with the parameters specified with -n, -d, -a, -l, -r, -t, -g, -i, -p and -o.
+        Required flags: <name>, <channel pair type>
+update: updates existing channel pair specified with parameter -n by changing its parameter values
+        specified with -d, -a, -l, -r, -t, -g, -i, -p and -o.
+        Required flags: <name>
+delete: deletes channel group specified with parameter -n.
+        Required flags: <name>
+
+-n: <string> name of channel pair.
+-d: <string> description of channel pair.
+-a: <string> admin state of channel pair.
+-l: <enum>   link up down trap enable type.
+-r: <string> channel pair line rate.
+-t: <string> channel pair type.
+-g: <string> channel group reference.
+-i: <int>    gpon pon id interval.
+-p: <string> channel partition reference.
+-o: <enum>   gpon pon id odn class.
+
+Example:
+
+channel_pair create -n cp-1 -a up -r unplanned_cp_speed -t channelpair -g cg-1 -i 0 -p cpart-1-1 -o class_a
+'''
+        )
+
+    @options([
+        make_option('-n', '--name', action="store", dest='name', type='string',
+                    help='name of channel pair', default=None),
+        make_option('-d', '--description', action="store", dest='description',
+                    type='string', help='description of channel pair', default=None),
+        make_option('-a', '--admin_state', action="store", dest='enabled', type='string',
+                    help='admin state of channel pair', default=None),
+        make_option('-l', '--trap', action="store", dest='link_up_down_trap_enable',
+                    type='string', help='link up down trap enable type', default=None),
+        make_option('-r', '--cp_line_rate', action='store', dest='channelpair_linerate',
+                    type='string', help='channel pair linerate', default=None),
+        make_option('-t', '--cp_type', action='store', dest='channelpair_type',
+                    type='string', help='channel pair type', default=None),
+        make_option('-g', '--cg_ref', action='store', dest='channelgroup_ref',
+                    type='string', help='channel group reference', default=None),
+        make_option('-i', '--interval', action='store', dest='gpon_ponid_interval',
+                    type='int', help='gpon pon id interval', default=None),
+        make_option('-p', '--cpart_ref', action='store', dest='channelpartition_ref',
+                    type='string', help='channel partition reference', default=None),
+        make_option('-o', '--odn_class', action='store', dest='gpon_ponid_odn_class',
+                    type='string', help='gpon pon id odn class', default=None),
+    ])
+
+    def do_channel_pair(self, line, opts):
+        """channel pair get, create -flags <attributes>, update -flags <attributes>, delete -n <name>"""
+        # Ensure that a valid sub-command was provided
+        if line.strip() not in {"get", "create", "update", "delete"}:
+            self.poutput(self.colorize('Error: ', 'red') + \
+                        self.colorize(self.colorize(line.strip(), 'blue'),
+                                      'bold') + ' is not recognized')
+            return
+
+        stub = voltha_pb2.VolthaLocalServiceStub(self.get_channel())
+
+        if line.strip() == "get":
+            if self.device_id:
+                cg, cpart, cp, ct, vont, ont, venet = self.get_interface_based_on_device()
+                print_pb_list_as_table("Channel Pairs for device ID = {}:".format(self.device_id),
+                                       cp, {}, self.poutput)
+            else:
+                interface = stub.GetAllChannelpairConfig(Empty())
+                print_pb_list_as_table("Channel Pairs:",
+                                       interface.channelpair_config,
+                                       {}, self.poutput)
+            return
+
+        interface_instance = ChannelpairConfig(name = opts.name)
+        interface_instance.interface.name = opts.name
+        if opts.description:
+            interface_instance.interface.description = opts.description
+        interface_instance.interface.type = "channelpair"
+        if opts.enabled:
+            if opts.enabled == "up":
+                interface_instance.interface.enabled = True
+            elif opts.enabled == "down":
+                interface_instance.interface.enabled = False
+            else:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize('Invalid admin state parameter for channel pair', 'blue'),
+                                          'bold'))
+                return
+        if opts.link_up_down_trap_enable:
+            types = ["trap_disabled", "trap_enabled"]
+            try:
+                assert opts.link_up_down_trap_enable in types, \
+                        'Invalid Enum value for Channel Pair link up down trap enable type \'{}\''\
+                        .format(opts.link_up_down_trap_enable)
+                interface_instance.interface.link_up_down_trap_enable = \
+                    ietf_interfaces_pb2._INTERFACE_LINKUPDOWNTRAPENABLETYPE.values_by_name[opts.link_up_down_trap_enable.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+
+        if opts.channelpair_linerate:
+            interface_instance.data.channelpair_linerate = opts.channelpair_linerate
+        if opts.channelpair_type:
+            interface_instance.data.channelpair_type = opts.channelpair_type
+        if opts.channelgroup_ref:
+            interface_instance.data.channelgroup_ref = opts.channelgroup_ref
+        if opts.gpon_ponid_interval:
+            interface_instance.data.gpon_ponid_interval = opts.gpon_ponid_interval
+        if opts.channelpartition_ref:
+            interface_instance.data.channelpartition_ref = opts.channelpartition_ref
+        if opts.gpon_ponid_odn_class:
+            class_types = ["class_a", "class_b", "class_b_plus", "class_c", "class_c_plus", "class_auto"]
+            try:
+                assert opts.gpon_ponid_odn_class in class_types, \
+                        'Invalid enum value for Channel Pair gpon pon id odn class \'{}\''.format(opts.gpon_ponid_odn_class)
+                interface_instance.data.gpon_ponid_odn_class = \
+                    bbf_fiber_types_pb2._PONIDODNCLASSTYPE.values_by_name[opts.gpon_ponid_odn_class.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+
+        if line.strip() == "create":
+            stub.CreateChannelpair(interface_instance)
+        elif line.strip() == "update":
+            stub.UpdateChannelpair(interface_instance)
+        elif line.strip() == "delete":
+            stub.DeleteChannelpair(interface_instance)
+        return
+
+    def help_channel_termination(self):
+        self.poutput(
+'''
+channel_termination [get | create | update | delete] [-i <id>] [-n <name>]
+                    [-d <description>] [-a <admin state>] [-l <link up down trap enable type>]
+                    [-r <channel pair reference>] [-m <meant for type_b primary role>]
+                    [-w <ngpon2 time wavelength division multiplexing admin label>]
+                    [-p <ngpon2 ptp admin label>] [-s <xgs pon id>]
+                    [-x <xgpon pon id>] [-g <gpon pon id>] [-t <pon tag>]
+                    [-b <ber calc period>] [-l <location>] [-u <url to reach>]
+
+get:    displays existing channel pairs
+        Required flags: None
+create: creates channel pair with the parameters specified with -i -n, -d, -a, -l, -r, -m, -w, -p, -s, -x, -g, -t, -b, -c and -u
+        Required flags: <id>, <name>
+update: updates existing channel termination specified with -i and -n parameters by changing
+        its parameter values specified with -d, -a, -l, -r, -m, -w, -p, -s, -x, -g, -b, -c, and -u
+        Required flags: <id>, <name>
+delete: deletes channel termination specified with parameter -i and -n.
+        Required flags: <id>, <name>
+
+-i: <string> device id.
+-n: <string> name of channel termination.
+-d: <string> description of channel termination.
+-a: <string> admin state of channel termination.
+-l: <enum>   link up down trap enable type.
+-r: <string> channel pair reference for this channel termination.
+-m: <bool>   meant for type_b primary role.
+-w: <int>    ngpon2 time wavelength division multiplexing admin label.
+-p: <int>    ngpon2 precision time protocol admin label.
+-s: <int>    xgs pon id.
+-x: <int>    xgpon pon id.
+-g: <string> gpon pon id.
+-t: <string> pon tag.
+-b: <int>    bit error rate calculation period.
+-c: <string> location of channel termination.
+-u: <string> url to reach channel termination.
+
+Example:
+
+channel_termination create -i f90bb953f988 -n cterm-1 -a up -r cp-1 -m false -w 0 -p 0 -s 0 -x 0 -b 0 -c raleigh -u localhost
+
+'''
+        )
+
+    @options([
+        make_option('-i', '--id', action="store", dest='id', type='string',
+                    help='device id', default=None),
+        make_option('-n', '--name', action="store", dest='name', type='string',
+                    help='name of channel pair', default=None),
+        make_option('-d', '--description', action="store", dest='description',
+                    type='string', help='description of channel termination', default=None),
+        make_option('-a', '--admin_state', action="store", dest='enabled', type='string',
+                    help='admin state of channel termination', default=None),
+        make_option('-l', '--trap', action="store", dest='link_up_down_trap_enable',
+                    type='string', help='link up down trap enable type', default=None),
+        make_option('-r', '--cp_ref', action='store', dest='channelpair_ref',
+                    type='string', help='channel pair reference for this channel termination', default=None),
+        make_option('-m', '--type_b', action='store', dest='meant_for_type_b_primary_role',
+                    type='string', help='meant for type_b primary role', default=None),
+        make_option('-w', '--t_w_d_m', action='store', dest='ngpon2_twdm_admin_label',
+                    type='int', help='ngpon2 time wavelength division multiplexing admin label', default=None),
+        make_option('-p', '--ptp', action='store', dest='ngpon2_ptp_admin_label',
+                    type='int', help='ngpon2 precision time protocol admin label', default=None),
+        make_option('-s', '--xgs', action='store', dest='xgs_ponid',
+                    type='int', help='xgs pon id', default=None),
+        make_option('-x', '--xgpon', action='store', dest='xgpon_ponid',
+                    type='int', help='xgpon pon id', default=None),
+        make_option('-g', '--gpon_pon', action='store', dest='gpon_ponid',
+                    type='string', help='gpon pon id', default=None),
+        make_option('-t', '--pon', action='store', dest='pon_tag',
+                    type='string', help='pon tag', default=None),
+        make_option('-b', '--ber', action='store', dest='ber_calc_period',
+                    type='int', help='bit error rate calculation period', default=None),
+        make_option('-c', '--location', action='store', dest='location',
+                    type='string', help='location of channel termination', default=None),
+        make_option('-u', '--url', action='store', dest='url_to_reach',
+                    type='string', help='url to reach channel termination', default=None),
+    ])
+
+    def do_channel_termination(self, line, opts):
+        """channel termination get, create -flags <attributes>, update -flags <attributes>, delete -i <id> -n <name>"""
+        # Ensure that a valid sub-command was provided
+        if line.strip() not in {"get", "create", "update", "delete"}:
+            self.poutput(self.colorize('Error: ', 'red') + \
+                        self.colorize(self.colorize(line.strip(), 'blue'),
+                                      'bold') + ' is not recognized')
+            return
+
+        stub = voltha_pb2.VolthaLocalServiceStub(self.get_channel())
+
+        if line.strip() == "get":
+            if self.device_id:
+                cg, cpart, cp, ct, vont, ont, venet = self.get_interface_based_on_device()
+                print_pb_list_as_table("Channel Terminations for device ID = {}:".format(self.device_id),
+                                       ct, {}, self.poutput)
+            elif opts.id:
+                ct = stub.GetAllChannelterminationConfig(voltha_pb2.ID(id=opts.id)).channeltermination_config
+                print_pb_list_as_table("Channel Terminations for device ID = {}:".format(opts.id),
+                                       ct, {}, self.poutput)
+            else:
+                devices = stub.ListDevices(Empty())
+                for d in devices.items:
+                    interface = stub.GetAllChannelterminationConfig(voltha_pb2.ID(id=d.id))
+                    print_pb_list_as_table("Channel Terminations for device ID = {}:".format(d.id),
+                                       interface.channeltermination_config,
+                                       {}, self.poutput)
+            return
+
+        interface_instance = ChannelterminationConfig(id = opts.id, name = opts.name)
+        interface_instance.interface.name = opts.name
+        if opts.description:
+            interface_instance.interface.description = opts.description
+        interface_instance.interface.type = "channel-termination"
+        if opts.enabled:
+            if opts.enabled == "up":
+                interface_instance.interface.enabled = True
+            elif opts.enabled == "down":
+                interface_instance.interface.enabled = False
+            else:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize('Invalid admin state parameter for channel termination', 'blue'),
+                                          'bold'))
+                return
+        if opts.link_up_down_trap_enable:
+            types = ["trap_disabled", "trap_enabled"]
+            try:
+                assert opts.link_up_down_trap_enable in types, \
+                        'Invalid Enum value for Channel Termination link up down trap enable type \'{}\''\
+                        .format(opts.link_up_down_trap_enable)
+                interface_instance.interface.link_up_down_trap_enable = \
+                    ietf_interfaces_pb2._INTERFACE_LINKUPDOWNTRAPENABLETYPE.values_by_name[opts.link_up_down_trap_enable.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+
+        if opts.channelpair_ref:
+            interface_instance.data.channelpair_ref = opts.channelpair_ref
+        if opts.meant_for_type_b_primary_role:
+            if opts.meant_for_type_b_primary_role == 'true':
+                interface_instance.data.meant_for_type_b_primary_role = True
+            elif opts.meant_for_type_b_primary_role == 'false':
+                interface_instance.data.meant_for_type_b_primary_role = False
+            else:
+                m = 'Invalid boolean value for Channel Termination meant_for_type_b_primary_role \'{}\''\
+                    .format(opts.meant_for_type_b_primary_role)
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(m, 'blue'),
+                                          'bold'))
+                return
+        if opts.ngpon2_twdm_admin_label:
+            interface_instance.data.ngpon2_twdm_admin_label = opts.ngpon2_twdm_admin_label
+        if opts.ngpon2_ptp_admin_label:
+            interface_instance.data.ngpon2_ptp_admin_label = opts.ngpon2_ptp_admin_label
+        if opts.xgs_ponid:
+            interface_instance.data.xgs_ponid = opts.xgs_ponid
+        if opts.xgpon_ponid:
+            interface_instance.data.xgpon_ponid = opts.xgpon_ponid
+        if opts.gpon_ponid:
+            interface_instance.data.gpon_ponid = opts.gpon_ponid
+        if opts.pon_tag:
+            interface_instance.data.pon_tag = opts.pon_tag
+        if opts.ber_calc_period:
+            interface_instance.data.ber_calc_period = opts.ber_calc_period
+        if opts.location:
+            interface_instance.data.location = opts.location
+        if opts.url_to_reach:
+            interface_instance.data.url_to_reach = opts.url_to_reach
+
+        if line.strip() == "create":
+            stub.CreateChanneltermination(interface_instance)
+        elif line.strip() == "update":
+            stub.UpdateChanneltermination(interface_instance)
+        elif line.strip() == "delete":
+            stub.DeleteChanneltermination(interface_instance)
+        return
+
+    def help_vont_ani(self):
+        self.poutput(
+'''
+vont_ani [get | create | update | delete] [-n <name>] [-d <description>] [-a <admin state>]
+         [-l <link up down trap enable type>] [-p <parent reference>]
+         [-s <expected serial number>] [-i <expected registration id>]
+         [-r <preferred channel pair>] [-t <protection channel pair>]
+         [-u <upstream channel speed>] [-o <onu id>]
+
+get:    displays existing vont anis
+        Required flags: None
+create: creates vont ani with the parameters specified with -n, -d, -a, -l, -p, -s, -i, -r, -t, -u and -o.
+        Required flags: <name>
+update: updates existing vont ani specified with parameter -n by changing its parameter values
+        specified with -d, -a, -l, -p, -s, -i, -r, -t, -u and -o.
+        Required flags: <name>
+delete: deletes vont ani specified with parameter -n.
+        Required flags: <name>
+
+-n: <string> name of vont ani.
+-d: <string> description of vont ani.
+-a: <string> admin state of vont ani.
+-l: <enum>   link up down trap enable type.
+-p: <string> parent reference of vont ani must be type of channel partition.
+-s: <string> expected serial number of ONT.
+-i: <string> expected registration id of ONT.
+-r: <string> preferred channel pair must be type of channel pair.
+-t: <string> protection channel pair must be type of channel pair.
+-u: <int>    upstream channel speed of traffic.
+-o <int>     ONU id.
+
+Example:
+
+vont_ani create -n ontani-1-1-1 -a up -p cpart-1-1 -s ALCL00000001 -r cp-1 -u 0 -o 1
+'''
+        )
+
+    @options([
+        make_option('-n', '--name', action="store", dest='name', type='string',
+                    help='name of vont ani', default=None),
+        make_option('-d', '--description', action="store", dest='description',
+                    type='string', help='description of vont ani', default=None),
+        make_option('-a', '--admin_state', action="store", dest='enabled', type='string',
+                    help='admin state of vont ani', default=None),
+        make_option('-l', '--trap', action="store", dest='link_up_down_trap_enable',
+                    type='string', help='link up down trap enable type', default=None),
+        make_option('-p', '--parent_ref', action='store', dest='parent_ref',
+                    type='string', help='parent reference of vont ani must be type of channel partition',
+                    default=None),
+        make_option('-s', '--e_ser_num', action='store', dest='expected_serial_number',
+                    type='string', help='expected serial number of ONT', default=None),
+        make_option('-i', '--e_reg_id', action='store', dest='expected_registration_id',
+                    type='string', help='expected registration id of ONT', default=None),
+        make_option('-r', '--pref_cp', action='store', dest='preferred_chanpair',
+                    type='string', help='preferred channel pair must be type of channel pair',
+                    default=None),
+        make_option('-t', '--prot_cp', action='store', dest='protection_chanpair',
+                    type='string', help='protection channel pair must be type of channel pair',
+                    default=None),
+        make_option('-u', '--up_cs', action='store', dest='upstream_channel_speed',
+                    type='int', help='upstream channel speed of traffic', default=None),
+        make_option('-o', '--onu_id', action='store', dest='onu_id',
+                    type='int', help='onu id', default=None),
+    ])
+
+    def do_vont_ani(self, line, opts):
+        """vont ani get, create -flags <attributes>, update -flags <attributes>, delete -n <name>"""
+        # Ensure that a valid sub-command was provided
+        if line.strip() not in {"get", "create", "update", "delete"}:
+            self.poutput(self.colorize('Error: ', 'red') + \
+                        self.colorize(self.colorize(line.strip(), 'blue'),
+                                      'bold') + ' is not recognized')
+            return
+
+        stub = voltha_pb2.VolthaLocalServiceStub(self.get_channel())
+
+        if line.strip() == "get":
+            if self.device_id:
+                cg, cpart, cp, ct, vont, ont, venet = self.get_interface_based_on_device()
+                print_pb_list_as_table("VOnt Anis for device ID = {}:".format(self.device_id),
+                                       vont, {}, self.poutput)
+            else:
+                interface = stub.GetAllVOntaniConfig(Empty())
+                print_pb_list_as_table("VOnt Anis:",
+                                       interface.v_ontani_config,
+                                       {}, self.poutput)
+            return
+
+        interface_instance = VOntaniConfig(name = opts.name)
+        interface_instance.interface.name = opts.name
+        if opts.description:
+            interface_instance.interface.description = opts.description
+        interface_instance.interface.type = "v-ontani"
+        if opts.enabled:
+            if opts.enabled == "up":
+                interface_instance.interface.enabled = True
+            elif opts.enabled == "down":
+                interface_instance.interface.enabled = False
+            else:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize('Invalid admin state parameter for vont ani', 'blue'),
+                                          'bold'))
+                return
+        if opts.link_up_down_trap_enable:
+            types = ["trap_disabled", "trap_enabled"]
+            try:
+                assert opts.link_up_down_trap_enable in types, \
+                        'Invalid Enum value for VOnt Ani link up down trap enable type \'{}\''\
+                        .format(opts.link_up_down_trap_enable)
+                interface_instance.interface.link_up_down_trap_enable = \
+                    ietf_interfaces_pb2._INTERFACE_LINKUPDOWNTRAPENABLETYPE.values_by_name[opts.link_up_down_trap_enable.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+
+        if opts.parent_ref:
+            interface_instance.data.parent_ref = opts.parent_ref
+        if opts.expected_serial_number:
+            interface_instance.data.expected_serial_number = opts.expected_serial_number
+        if opts.expected_registration_id:
+            interface_instance.data.expected_registration_id = opts.expected_registration_id
+        if opts.preferred_chanpair:
+            interface_instance.data.preferred_chanpair = opts.preferred_chanpair
+        if opts.protection_chanpair:
+            interface_instance.data.protection_chanpair = opts.protection_chanpair
+        if opts.upstream_channel_speed:
+            interface_instance.data.upstream_channel_speed = opts.upstream_channel_speed
+        if opts.onu_id:
+            interface_instance.data.onu_id = opts.onu_id
+
+        if line.strip() == "create":
+            stub.CreateVOntani(interface_instance)
+        elif line.strip() == "update":
+            stub.UpdateVOntani(interface_instance)
+        elif line.strip() == "delete":
+            stub.DeleteVOntani(interface_instance)
+        return
+
+    def help_ont_ani(self):
+        self.poutput(
+'''
+ont_ani [get | create | update | delete] [-n <name>] [-d <description>] [-a <admin state>]
+        [-l <link up down trap enable type>] [-u <upstream fec indicator>]
+        [-m <management gem port aes indicator>]
+
+get:    displays existing ont anis
+        Required flags: None
+create: creates ont ani with the parameters specified with -n, -d, -a, -l, -u and -m.
+        Required flags: <name>
+update: updates existing ont ani specified with parameter -n by changing its parameter values
+        specified with -d, -a, -l, -u and -m.
+        Required flags: <name>
+delete: deletes ont ani specified with parameter -n.
+        Required flags: <name>
+
+-n: <string> name of ont ani.
+-d: <string> description of ont ani.
+-a: <string> admin state of ont ani.
+-l: <enum>   link up down trap enable type.
+-u: <bool>   upstream traffic fec indicator.
+-m: <bool>   management gem port aes indicator.
+
+Example:
+
+ont_ani create -n ontani-1-1-1 -a up -u true -m true
+'''
+        )
+
+    @options([
+        make_option('-n', '--name', action="store", dest='name', type='string',
+                    help='name of ont ani', default=None),
+        make_option('-d', '--description', action="store", dest='description',
+                    type='string', help='description of ont ani', default=None),
+        make_option('-a', '--admin_state', action="store", dest='enabled', type='string',
+                    help='admin state of ont ani', default=None),
+        make_option('-l', '--trap', action="store", dest='link_up_down_trap_enable',
+                    type='string', help='link up down trap enable type', default=None),
+        make_option('-u', '--up_fec', action='store', dest='upstream_fec_indicator',
+                    type='string', help='upstream traffic fec indicator', default=None),
+        make_option('-m', '--maes', action='store', dest='mgnt_gemport_aes_indicator',
+                    type='string', help='management gem port aes indicator', default=None),
+    ])
+
+    def do_ont_ani(self, line, opts):
+        """ont ani get, create -flags <attributes>, update -flags <attributes>, delete -n <name>"""
+        # Ensure that a valid sub-command was provided
+        if line.strip() not in {"get", "create", "update", "delete"}:
+            self.poutput(self.colorize('Error: ', 'red') + \
+                        self.colorize(self.colorize(line.strip(), 'blue'),
+                                      'bold') + ' is not recognized')
+            return
+
+        stub = voltha_pb2.VolthaLocalServiceStub(self.get_channel())
+
+        if line.strip() == "get":
+            if self.device_id:
+                cg, cpart, cp, ct, vont, ont, venet = self.get_interface_based_on_device()
+                print_pb_list_as_table("Ont Anis for device ID = {}:".format(self.device_id),
+                                       ont, {}, self.poutput)
+            else:
+                interface = stub.GetAllOntaniConfig(Empty())
+                print_pb_list_as_table("Ont Anis:",
+                                       interface.ontani_config,
+                                       {}, self.poutput)
+            return
+
+        interface_instance = OntaniConfig(name = opts.name)
+        interface_instance.interface.name = opts.name
+        if opts.description:
+            interface_instance.interface.description = opts.description
+        interface_instance.interface.type = "ontani"
+        if opts.enabled:
+            if opts.enabled == "up":
+                interface_instance.interface.enabled = True
+            elif opts.enabled == "down":
+                interface_instance.interface.enabled = False
+            else:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize('Invalid admin state parameter for ont ani', 'blue'),
+                                          'bold'))
+                return
+        if opts.link_up_down_trap_enable:
+            types = ["trap_disabled", "trap_enabled"]
+            try:
+                assert opts.link_up_down_trap_enable in types, \
+                        'Invalid Enum value for Ont Ani link up down trap enable type \'{}\''\
+                        .format(opts.link_up_down_trap_enable)
+                interface_instance.interface.link_up_down_trap_enable = \
+                    ietf_interfaces_pb2._INTERFACE_LINKUPDOWNTRAPENABLETYPE.values_by_name[opts.link_up_down_trap_enable.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+
+        if opts.upstream_fec_indicator:
+            if opts.upstream_fec_indicator == 'true':
+                interface_instance.data.upstream_fec_indicator = True
+            elif opts.upstream_fec_indicator == 'false':
+                interface_instance.data.upstream_fec_indicator = False
+            else:
+                m = 'Invalid boolean value for Ont Ani upstream_fec_indicator \'{}\''\
+                    .format(opts.upstream_fec_indicator)
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(m, 'blue'),
+                                          'bold'))
+                return
+        if opts.mgnt_gemport_aes_indicator:
+            if opts.mgnt_gemport_aes_indicator == 'true':
+                interface_instance.data.mgnt_gemport_aes_indicator = True
+            elif opts.mgnt_gemport_aes_indicator == 'false':
+                interface_instance.data.mgnt_gemport_aes_indicator = False
+            else:
+                m = 'Invalid boolean value for Ont Ani mgnt_gemport_aes_indicator \'{}\''\
+                    .format(opts.mgnt_gemport_aes_indicator)
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(m, 'blue'),
+                                          'bold'))
+                return
+
+        if line.strip() == "create":
+            stub.CreateOntani(interface_instance)
+        elif line.strip() == "update":
+            stub.UpdateOntani(interface_instance)
+        elif line.strip() == "delete":
+            stub.DeleteOntani(interface_instance)
+        return
+
+    def help_v_enet(self):
+        self.poutput(
+'''
+v_enet [get | create | update | delete] [-n <name>] [-d <description>] [-a <admin state>]
+       [-l <link up down trap enable type>] [-r <ont ani reference>]
+
+get:    displays existing venets
+        Required flags: None
+create: creates venet with the parameters specified with -n, -d, -a, -l, and -r.
+        Required flags: <name>
+update: updates existing venet specified with parameter -n by changing its parameter values
+        specified with -d, -a, -l, -r.
+        Required flags: <name>
+delete: deletes venet specified with parameter -n.
+        Required flags: <name>
+
+-n: <string> name of venet.
+-d: <string> description of venet.
+-a: <string> admin state of venet.
+-l: <enum>   link up down trap enable type.
+-r: <string> ont ani reference of this venet.
+
+Example:
+
+v_enet create -n venet-1 -a up -r ontani-1-1-1
+'''
+        )
+
+    @options([
+        make_option('-n', '--name', action="store", dest='name', type='string',
+                    help='name of venet', default=None),
+        make_option('-d', '--description', action="store", dest='description',
+                    type='string', help='description of venet', default=None),
+        make_option('-a', '--admin_state', action="store", dest='enabled', type='string',
+                    help='admin state of venet', default=None),
+        make_option('-l', '--trap', action="store", dest='link_up_down_trap_enable',
+                    type='string', help='link up down trap enable type', default=None),
+        make_option('-r', '--ont_ref', action='store', dest='v_ontani_ref',
+                    type='string', help='ont ani reference', default=None),
+    ])
+
+    def do_v_enet(self, line, opts):
+        """v_enet get, create -flags <attributes>, update -flags <attributes>, delete -n <name>"""
+        # Ensure that a valid sub-command was provided
+        if line.strip() not in {"get", "create", "update", "delete"}:
+            self.poutput(self.colorize('Error: ', 'red') + \
+                        self.colorize(self.colorize(line.strip(), 'blue'),
+                                      'bold') + ' is not recognized')
+            return
+
+        stub = voltha_pb2.VolthaLocalServiceStub(self.get_channel())
+
+        if line.strip() == "get":
+            if self.device_id:
+                cg, cpart, cp, ct, vont, ont, venet = self.get_interface_based_on_device()
+                print_pb_list_as_table("VEnet for device ID = {}:".format(self.device_id),
+                                       venet, {}, self.poutput)
+            else:
+                interface = stub.GetAllVEnetConfig(Empty())
+                print_pb_list_as_table("VEnets:",
+                                       interface.v_enet_config,
+                                       {}, self.poutput)
+            return
+
+        interface_instance = VEnetConfig(name = opts.name)
+        interface_instance.interface.name = opts.name
+        if opts.description:
+            interface_instance.interface.description = opts.description
+        interface_instance.interface.type = "v-enet"
+        if opts.enabled:
+            if opts.enabled == "up":
+                interface_instance.interface.enabled = True
+            elif opts.enabled == "down":
+                interface_instance.interface.enabled = False
+            else:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize('Invalid admin state parameter for venet', 'blue'),
+                                          'bold'))
+                return
+        if opts.link_up_down_trap_enable:
+            types = ["trap_disabled", "trap_enabled"]
+            try:
+                assert opts.link_up_down_trap_enable in types, \
+                        'Invalid Enum value for Venet link up down trap enable type \'{}\''\
+                        .format(opts.link_up_down_trap_enable)
+                interface_instance.interface.link_up_down_trap_enable = \
+                    ietf_interfaces_pb2._INTERFACE_LINKUPDOWNTRAPENABLETYPE.values_by_name[opts.link_up_down_trap_enable.upper()].number
+            except AssertionError, e:
+                self.poutput(self.colorize('Error: ', 'red') + \
+                            self.colorize(self.colorize(e.message, 'blue'),
+                                          'bold'))
+                return
+
+        if opts.v_ontani_ref:
+            interface_instance.data.v_ontani_ref = opts.v_ontani_ref
+
+        if line.strip() == "create":
+            stub.CreateVEnet(interface_instance)
+        elif line.strip() == "update":
+            stub.UpdateVEnet(interface_instance)
+        elif line.strip() == "delete":
+            stub.DeleteVEnet(interface_instance)
+        return