diff --git a/voltha/adapters/microsemi/RubyAdapter.py b/voltha/adapters/microsemi/RubyAdapter.py
index 4e23f61..086bd33 100644
--- a/voltha/adapters/microsemi/RubyAdapter.py
+++ b/voltha/adapters/microsemi/RubyAdapter.py
@@ -50,7 +50,6 @@
     def start(self):
         log.info('starting')
         reactor.callLater(0, self.__init_olt)
-        reactor.callLater(2, self.adapter_descriptor)
         log.info('started')
         return self
 
@@ -63,7 +62,6 @@
     def adapter_descriptor(self):
         if self.descriptor is None:
             self.descriptor = self.__obtain_descriptor()
-        print self.descriptor
         return self.descriptor
 
     def device_types(self):
diff --git a/voltha/adapters/microsemi/StateMachine.py b/voltha/adapters/microsemi/StateMachine.py
index 12f6224..91d85bf 100644
--- a/voltha/adapters/microsemi/StateMachine.py
+++ b/voltha/adapters/microsemi/StateMachine.py
@@ -30,6 +30,7 @@
     FETCH_VERSION = 1
     CONNECTED = 2
 
+# TODO convert to scapy automata
 class State(object):
 
     def __init__(self):
diff --git a/voltha/adapters/microsemi/pcaps/olt.pcap b/voltha/adapters/microsemi/pcaps/olt.pcap
new file mode 100644
index 0000000..1e103c5
--- /dev/null
+++ b/voltha/adapters/microsemi/pcaps/olt.pcap
Binary files differ
diff --git a/voltha/adapters/microsemi/sniff.py b/voltha/adapters/microsemi/sniff.py
new file mode 100755
index 0000000..f0d026d
--- /dev/null
+++ b/voltha/adapters/microsemi/sniff.py
@@ -0,0 +1,662 @@
+#!/usr/bin/env python
+import code
+
+from time import sleep
+from scapy.fields import Field, lhex, MACField, LenField, LEShortField, \
+    LEIntField, LESignedIntField, FieldLenField, FieldListField, PacketField, \
+    ByteField, StrField, ConditionalField, StrFixedLenField
+from scapy.layers.l2 import DestMACField, ETHER_ANY, ETH_P_ALL, sniff, sendp, LLC, SNAP, Dot3
+from scapy.layers.ntp import XLEShortField
+from scapy.packet import Packet, bind_layers, split_layers
+from scapy.utils import rdpcap
+from scapy.volatile import RandSInt
+
+from voltha.extensions.omci.omci import OMCIFrame
+
+
+src_mac = "68:05:ca:05:f2:ef"
+dst_mac = "00:0c:d5:00:01:00"
+
+
+# from enum PON_true_false_t
+PON_FALSE = 0
+PON_TRUE = 1
+
+# from enum PON_enable_disable_t
+PON_DISABLE = 0
+PON_ENABLE = 1
+
+# from enym PON_mac_t
+PON_MII = 0
+PON_GMII = 1
+PON_TBI = 2
+
+PON_POLARITY_ACTIVE_LOW = 0
+PON_POLARITY_ACTIVE_HIGH = 1
+
+PON_OPTICS_VOLTAGE_IF_UNDEFINED = 0
+PON_OPTICS_VOLTAGE_IF_CML = 1
+PON_OPTICS_VOLTAGE_IF_LVPECL = 2
+
+PON_SD_SOURCE_LASER_SD = 0
+PON_SD_SOURCE_BCDR_LOCK = 1
+PON_SD_SOURCE_BCDR_SD = 2
+
+PON_RESET_TYPE_DELAY_BASED = 0
+PON_RESET_TYPE_SINGLE_RESET = 1
+PON_RESET_TYPE_DOUBLE_RESET = 2
+
+PON_RESET_TYPE_NORMAL_START_BURST_BASED = 0
+PON_RESET_TYPE_NORMAL_END_BURST_BASED = 1
+
+PON_GPIO_LINE_0 = 0
+PON_GPIO_LINE_1 = 1
+PON_GPIO_LINE_2 = 2
+PON_GPIO_LINE_3 = 3
+PON_GPIO_LINE_4 = 4
+PON_GPIO_LINE_5 = 5
+PON_GPIO_LINE_6 = 6
+PON_GPIO_LINE_7 = 7
+def PON_EXT_GPIO_LINE(line):
+    return line + 8
+
+# from enum PON_alarm_t
+PON_ALARM_SOFTWARE_ERROR = 0
+PON_ALARM_LOS = 1
+PON_ALARM_LOSI = 2
+PON_ALARM_DOWI = 3
+PON_ALARM_LOFI = 4
+PON_ALARM_RDII = 5
+PON_ALARM_LOAMI = 6
+PON_ALARM_LCDGI = 7
+PON_ALARM_LOAI = 8
+PON_ALARM_SDI = 9
+PON_ALARM_SFI = 10
+PON_ALARM_PEE = 11
+PON_ALARM_DGI = 12
+PON_ALARM_LOKI = 13
+PON_ALARM_TIWI = 14
+PON_ALARM_TIA = 15
+PON_ALARM_VIRTUAL_SCOPE_ONU_LASER_ALWAYS_ON = 16
+PON_ALARM_VIRTUAL_SCOPE_ONU_SIGNAL_DEGRADATION = 17
+PON_ALARM_VIRTUAL_SCOPE_ONU_EOL = 18
+PON_ALARM_VIRTUAL_SCOPE_ONU_EOL_DATABASE_IS_FULL = 19
+PON_ALARM_AUTH_FAILED_IN_REGISTRATION_ID_MODE = 20
+PON_ALARM_SUFI = 21
+PON_ALARM_LAST_ALARM = 22
+
+# from enum PON_general_parameters_type_t
+PON_COMBINED_LOSI_LOFI 		            = 1000
+PON_TX_ENABLE_DEFAULT 		            = 1001
+
+# Enable or disable False queue full event from DBA
+PON_FALSE_Q_FULL_EVENT_MODE             = 1002
+
+# Set PID_AID_MISMATCH min silence period. 0 - disable, Else - period in secs
+PON_PID_AID_MISMATCH_MIN_SILENCE_PERIOD = 1003
+
+# Set if FW generate clear alarm. 0 - generate clear alarm, Else - don't
+# generate clear alarm
+PON_ENABLE_CLEAR_ALARM                  = 1004
+
+# Enable or disabl send assign alloc id ploam. 0 - disable, 1 - enable
+PON_ASSIGN_ALLOC_ID_PLOAM               = 1005
+
+# BIP error polling period, 200 - 65000, 0 - Disabled, Recommended: 5000
+# (default)
+PON_BIP_ERR_POLLING_PERIOD_MS           = 1006
+
+# Ignore SN when decatived 0 - consider SN (deactivate the onu if received
+# same SN when activated (default)	1 - Ignore
+PON_IGNORE_SN_WHEN_ACTIVE		        = 1007
+
+# 0xffffffff - Disabled (default). Any other value (0 - 0xfffe) indicates
+# that PA delay is enabled, with the specified delay value and included in
+# the US_OVERHEAD PLOAM
+PON_ONU_PRE_ASSIGNED_DELAY		        = 1008
+
+# Enable or disable DS fragmentation, 0 disable, 1 enable
+PON_DS_FRAGMENTATION			        = 1009
+
+# Set if fw report rei alarm when errors is 0, 0 disable (default), 1 enable
+PON_REI_ERRORS_REPORT_ALL		        = 1010
+
+# Set if igonre sfi deactivation, 0 disable (default), 1 enable
+PON_IGNORE_SFI_DEACTIVATION		        = 1011
+
+# Allows to override the allocation overhead set by optic-params
+# configuration. This configuration is only allowed when the the pon channel
+# is disabled
+PON_OVERRIDE_ALLOCATION_OVERHEAD	    = 1012
+
+# Optics timeline offset, -128-127, : this parameter is very sensitive and
+# requires coordination with PMC
+PON_OPTICS_TIMELINE_OFFSET	            = 1013
+
+# Last general meter
+PON_LAST_GENERAL_PARAMETER		        = PON_OPTICS_TIMELINE_OFFSET
+
+# from enum PON_dba_mode_t
+PON_DBA_MODE_NOT_LOADED                 = 0
+PON_DBA_MODE_LOADED_NOT_RUNNING         = 1
+PON_DBA_MODE_RUNNING                    = 2
+PON_DBA_MODE_LAST                       = 3
+
+# from enum type typedef enum PON_port_frame_destination_t
+PON_PORT_PON = 0
+PON_PORT_SYSTEM = 1
+
+# from enum PON_olt_hw_classification_t
+
+PON_OLT_HW_CLASSIFICATION_PAUSE                    = 0
+PON_OLT_HW_CLASSIFICATION_LINK_CONSTRAINT          = 1
+PON_OLT_HW_CLASSIFICATION_IGMP                     = 2
+PON_OLT_HW_CLASSIFICATION_MPCP                     = 3
+PON_OLT_HW_CLASSIFICATION_OAM                      = 4
+PON_OLT_HW_CLASSIFICATION_802_1X                   = 5
+PON_OLT_HW_CLASSIFICATION_PPPOE_DISCOVERY          = 6
+PON_OLT_HW_CLASSIFICATION_PPPOE_SESSION            = 7
+PON_OLT_HW_CLASSIFICATION_DHCP_V4                  = 8
+PON_OLT_HW_CLASSIFICATION_PIM                      = 9
+PON_OLT_HW_CLASSIFICATION_DHCP_V6                  = 10
+PON_OLT_HW_CLASSIFICATION_ICMP_V4                  = 11
+PON_OLT_HW_CLASSIFICATION_MLD                      = 12
+PON_OLT_HW_CLASSIFICATION_ARP                      = 13
+PON_OLT_HW_CLASSIFICATION_CONF_DA                  = 14
+PON_OLT_HW_CLASSIFICATION_CONF_RULE                = 15
+PON_OLT_HW_CLASSIFICATION_DA_EQ_SA                 = 16
+PON_OLT_HW_CLASSIFICATION_DA_EQ_MAC                = 17
+PON_OLT_HW_CLASSIFICATION_DA_EQ_SEC_MAC            = 18
+PON_OLT_HW_CLASSIFICATION_SA_EQ_MAC                = 19
+PON_OLT_HW_CLASSIFICATION_SA_EQ_SEC_MAC            = 20
+PON_OLT_HW_CLASSIFICATION_ETHERNET_MANAGEMENT      = 100
+PON_OLT_HW_CLASSIFICATION_IPV4_LOCAL_MULTICAST     = 101
+PON_OLT_HW_CLASSIFICATION_IPV4_MANAGEMENT          = 102
+PON_OLT_HW_CLASSIFICATION_ALL_IPV4_MULTICAST       = 103
+PON_OLT_HW_CLASSIFICATION_IPV6_LOCAL_MULTICAST     = 104
+PON_OLT_HW_CLASSIFICATION_IPV6_MANAGEMENT          = 105
+PON_OLT_HW_CLASSIFICATION_ALL_IPV6_MULTICAST       = 106
+PON_OLT_HW_CLASSIFICATION_OTHER			           = 107
+PON_OLT_HW_CLASSIFICATION_LAST_RULE                = 108
+
+
+class XLESignedIntField(Field):
+    def __init__(self, name, default):
+        Field.__init__(self, name, default, "<i")
+    def randval(self):
+        return RandSInt()
+    def i2repr(self, pkt, x):
+        return lhex(self.i2h(pkt, x))
+
+
+class LESignedShortField(Field):
+    def __init__(self, name, default):
+        Field.__init__(self, name, default, "<h")
+
+
+class PAS5211Dot3(Packet):
+    name = "PAS5211Dot3"
+    fields_desc = [ DestMACField("dst"),
+                    MACField("src", ETHER_ANY),
+                    LenField("len", None, "H") ]
+
+    MIN_FRAME_SIZE = 60
+
+    def post_build(self, pkt, payload):
+        pkt += payload
+        size = ord(payload[4]) + (ord(payload[5]) << 8)
+        length = size + 6  # this is a idiosyncracy of the PASCOMM protocol
+        pkt = pkt[:12] + chr(length >> 8) + chr(length & 0xff) + pkt[14:]
+        padding = self.MIN_FRAME_SIZE - len(pkt)
+        if padding > 0:
+            pkt = pkt + ("\x00" * padding)
+        return pkt
+
+
+class PAS5211FrameHeader(Packet):
+    name = "PAS5211FrameHeader"
+    fields_desc = [
+        LEShortField("part", 1),
+        LEShortField("total_parts", 1),
+        LEShortField("size", 0),
+        XLESignedIntField("magic_number", 0x1234ABCD)
+    ]
+
+
+class PAS5211MsgHeader(Packet):
+    name = "PAS5211MsgHeader"
+    fields_desc = [
+        LEIntField("sequence_number", 0),
+        XLEShortField("opcode", 0),
+        LEShortField("event_type", 0),
+        LESignedShortField("channel_id", -1),
+        LESignedShortField("onu_id", -1),
+        LESignedIntField("onu_session_id", -1)
+    ]
+
+
+class PAS5211Msg(Packet):
+    opcode = "Must be filled by subclass"
+    pass
+
+
+class PAS5211MsgGetProtocolVersion(PAS5211Msg):
+    opcode = 2
+    name = "PAS5211MsgGetProtocolVersion"
+    fields_desc = [ ]
+
+
+class PAS5211MsgGetProtocolVersionResponse(PAS5211Msg):
+    name = "PAS5211MsgGetProtocolVersionResponse"
+    fields_desc = [
+        LEShortField("major_hardware_version", 0),
+        LEShortField("minor_hardware_version", 0),
+        LEShortField("major_pfi_version", 0),
+        LEShortField("minor_pfi_version", 0)
+    ]
+
+
+class PAS5211MsgGetOltVersion(PAS5211Msg):
+    opcode = 3
+    name = "PAS5211MsgGetOltVersion"
+    fields_desc = [ ]
+
+
+class PAS5211MsgGetOltVersionResponse(PAS5211Msg):
+    name = "PAS5211MsgGetOltVersionResponse"
+    fields_desc = [
+        LEShortField("major_firmware_version", 0),
+        LEShortField("minor_firmware_version", 0),
+        LEShortField("build_firmware_version", 0),
+        LEShortField("maintenance_firmware_version", 0),
+        LEShortField("major_hardware_version", 0),
+        LEShortField("minor_hardware_version", 0),
+        LEIntField("system_port_mac_type", 0),
+        FieldLenField("channels_supported", 0, fmt="<H"),
+        LEShortField("onus_supported_per_channel", 0),
+        LEShortField("ports_supported_per_channel", 0),
+        LEShortField("alloc_ids_supported_per_channel", 0),
+        FieldListField("critical_events_counter", [0, 0, 0, 0],
+                       LEIntField("entry", 0),
+                       count_from=lambda pkt: pkt.channels_supported),
+        FieldListField("non_critical_events_counter", [0, 0, 0, 0],
+                       LEIntField("entry", 0),
+                       count_from=lambda pkt: pkt.channels_supported)
+    ]
+
+
+class SnrBurstDelay(Packet):
+    name = "SnrBurstDelay"
+    fields_desc= [
+        LEShortField("timer_delay", None),
+        LEShortField("preamble_delay", None),
+        LEShortField("delimiter_delay", None),
+        LEShortField("burst_delay", None)
+    ]
+
+    def extract_padding(self, p):
+        return "", p
+
+class RngBurstDelay(Packet):
+    name = "SnrBurstDelay"
+    fields_desc= [
+        LEShortField("timer_delay", None),
+        LEShortField("preamble_delay", None),
+        LEShortField("delimiter_delay", None)
+    ]
+
+    def extract_padding(self, p):
+        return "", p
+
+
+class BurstTimingCtrl(Packet):
+    name = "BurstTimingCtrl"
+    fields_desc = [
+        PacketField("snr_burst_delay", None, SnrBurstDelay),
+        PacketField("rng_burst_delay", None, RngBurstDelay),
+        LEShortField("burst_delay_single", None),
+        LEShortField("burst_delay_double", None)
+
+    ]
+
+    def extract_padding(self, p):
+        return "", p
+
+
+class GeneralOpticsParams(Packet):
+    name = "GeneralOpticsParams"
+    fields_desc= [
+        ByteField("laser_reset_polarity", None),
+        ByteField("laser_sd_polarity", None),
+        ByteField("sd_source", None),
+        ByteField("sd_hold_snr_ranging", None),
+        ByteField("sd_hold_normal", None),
+        ByteField("reset_type_snr_ranging", None),
+        ByteField("reset_type_normal", None),
+        ByteField("laser_reset_enable", None),
+    ]
+
+    def extract_padding(self, p):
+        return "", p
+
+
+class ResetValues(Packet):
+    name = "ResetDataBurst"
+    fields_desc = [
+        ByteField("bcdr_reset_d2", None),
+        ByteField("bcdr_reset_d1", None),
+        ByteField("laser_reset_d2", None),
+        ByteField("laser_reset_d1", None)
+    ]
+
+    def extract_padding(self, p):
+        return "", p
+
+
+class DoubleResetValues(Packet):
+    name = "ResetDataBurst"
+    fields_desc = [
+        ByteField("bcdr_reset_d4", None),
+        ByteField("bcdr_reset_d3", None),
+        ByteField("laser_reset_d4", None),
+        ByteField("laser_reset_d3", None)
+    ]
+
+    def extract_padding(self, p):
+        return "", p
+
+
+class ResetTimingCtrl(Packet):
+    name = "ResetTimingCtrl"
+    fields_desc = [
+        PacketField("reset_data_burst", None, ResetValues),
+        PacketField("reset_snr_burst", None, ResetValues),
+        PacketField("reset_rng_burst", None, ResetValues),
+        PacketField("single_reset", None, ResetValues),
+        PacketField("double_reset", None, DoubleResetValues),
+    ]
+
+    def extract_padding(self, p):
+        return "", p
+
+
+class PreambleParams(Packet):
+    name = "PreambleParams"
+    fields_desc = [
+        ByteField("correlation_preamble_length", None),
+        ByteField("preamble_length_snr_rng", None),
+        ByteField("guard_time_data_mode", None),
+        ByteField("type1_size_data", None),
+        ByteField("type2_size_data", None),
+        ByteField("type3_size_data", None),
+        ByteField("type3_pattern", None),
+        ByteField("delimiter_size", None),
+        ByteField("delimiter_byte1", None),
+        ByteField("delimiter_byte2", None),
+        ByteField("delimiter_byte3", None)
+    ]
+
+    def extract_padding(self, p):
+        return "", p
+
+
+class PAS5211MsgSetOltOptics(PAS5211Msg):
+    opcode = 106
+    name = "PAS5211MsgSetOltOptics"
+    fields_desc = [
+        PacketField("burst_timing_ctrl", None, BurstTimingCtrl),
+        PacketField("general_optics_params", None, GeneralOpticsParams),
+        ByteField("reserved1", 0),
+        ByteField("reserved2", 0),
+        ByteField("reserved3", 0),
+        PacketField("reset_timing_ctrl", None, ResetTimingCtrl),
+        ByteField("voltage_if_mode", None),
+        PacketField("preamble_params", None, PreambleParams),
+        ByteField("reserved4", 0),
+        ByteField("reserved5", 0),
+        ByteField("reserved6", 0)
+    ]
+
+
+class PAS5211MsgSetOltOpticsResponse(PAS5211Msg):
+    name = "PAS5211MsgSetOltOpticsResponse"
+    fields_desc = [ ]
+
+
+class PAS5211MsgSetOpticsIoControl(PAS5211Msg):
+    opcode = 108
+    name = "PAS5211MsgSetOpticsIoControl"
+    fields_desc = [
+        ByteField("i2c_clk", None),
+        ByteField("i2c_data", None),
+        ByteField("tx_enable", None),
+        ByteField("tx_fault", None),
+        ByteField("tx_enable_polarity", None),
+        ByteField("tx_fault_polarity", None),
+    ]
+
+
+class PAS5211MsgSetOpticsIoControlResponse(PAS5211Msg):
+    name = "PAS5211MsgSetOpticsIoControlResponse"
+    fields_desc = [ ]
+
+
+class PAS5211MsgSetGeneralParam(PAS5211Msg):
+    opcode = 164
+    name = "PAS5211MsgSetGeneralParam"
+    fields_desc = [
+        LEIntField("parameter", None),
+        LEIntField("reserved", 0),
+        LEIntField("value", None)
+    ]
+
+
+class PAS5211MsgSetGeneralParamResponse(PAS5211Msg):
+    name = "PAS5211MsgSetGeneralParamResponse"
+    fields_desc = []
+
+
+class PAS5211MsgGetGeneralParam(PAS5211Msg):
+    opcode = 165
+    name = "PAS5211MsgGetGeneralParam"
+    fields_desc = [
+        LEIntField("parameter", None),
+        LEIntField("reserved", 0),
+    ]
+
+
+class PAS5211MsgGetGeneralParamResponse(PAS5211Msg):
+    name = "PAS5211MsgGetGeneralParamResponse"
+    fields_desc = [
+        LEIntField("parameter", None),
+        LEIntField("reserved", 0),
+        LEIntField("value", None)
+    ]
+
+
+class PAS5211MsgGetDbaMode(PAS5211Msg):
+    opcode = 57
+    name = "PAS5211MsgGetDbaMode"
+    fields_desc = []
+
+
+class PAS5211MsgGetDbaModeResponse(PAS5211Msg):
+    name = "PAS5211MsgGetDbaModeResponse"
+    fields_desc = [
+        LEIntField("dba_mode", None),
+    ]
+
+
+class PAS5211MsgAddOltChannel(PAS5211Msg):
+    opcode = 4
+    name = "PAS5211MsgAddOltChannel"
+    fields_desc = [
+
+    ]
+
+
+class PAS5211MsgAddOltChannelResponse(PAS5211Msg):
+    name = "PAS5211MsgAddOltChannelResponse"
+    fields_desc = [
+
+    ]
+
+
+class PAS5211MsgSetAlarmConfig(PAS5211Msg):
+    opcode = 48
+    name = "PAS5211MsgSetAlarmConfig"
+    fields_desc = [
+        LEShortField("type", None),
+        LEShortField("activate", None),
+        LEIntField("parameter1", None),
+        LEIntField("parameter2", None),
+        LEIntField("parameter3", None),
+        LEIntField("parameter4", None)
+    ]
+
+
+class PAS5211MsgSetOltChannelActivationPeriod(PAS5211Msg):
+    opcode = 11
+    name = "PAS5211MsgSetOltChannelActivationPeriod"
+    fields_desc = [
+        LEIntField("activation_period", None)
+    ]
+
+
+class PAS5211MsgSetOltChannelActivationPeriodResponse(PAS5211Msg):
+    name = "PAS5211MsgSetOltChannelActivationPeriodResponse"
+    fields_desc = []
+
+
+class PAS5211MsgSetAlarmConfigResponse(PAS5211Msg):
+    name = "PAS5211MsgSetAlarmConfigResponse"
+    fields_desc = []
+
+
+class PAS5211MsgSendCliCommand(PAS5211Msg):
+    opcode = 15
+    name = "PAS5211MsgSendCliCommand"
+    fields_desc = [
+        FieldLenField("size", None, fmt="<H", length_of="command"),
+        StrField("command", "")
+    ]
+
+
+class PAS5211MsgSwitchToInboundMode(PAS5211Msg):
+    opcode = 0xec
+    name = "PAS5211MsgSwitchToInboundMode"
+    fields_desc = [
+        MACField("mac", None),
+        LEShortField("mode", 0)
+    ]
+
+
+class Frame(Packet):
+    pass
+
+
+class PAS5211MsgSendFrame(PAS5211Msg):
+    opcode = 42
+    name = "PAS5211MsgSendFrame"
+    fields_desc = [
+        FieldLenField("length", None, fmt="<H", length_of="frame"),
+        LEShortField("port_type", PON_PORT_PON),
+        LEShortField("port_id", 0),
+        LEShortField("management_frame", PON_FALSE),
+        PacketField("frame", None, Packet)
+    ]
+
+
+class PAS5211MsgSendFrameResponse(PAS5211Msg):
+    name = "PAS5211MsgSendFrameResponse"
+    fields_desc = []
+
+
+class PAS5211Event(PAS5211Msg):
+    opcode = 12
+
+
+class PAS5211EventFrameReceived(PAS5211Event):
+    name = "PAS5211EventFrameReceived"
+    fields_desc = [
+        FieldLenField("length", None, length_of="frame", fmt="<H"),
+        LEShortField("port_type", PON_PORT_PON),
+        LEShortField("port_id", 0),
+        LEShortField("management_frame", PON_FALSE),
+        LEShortField("classification_entity", None),
+        LEShortField("l3_offset", None),
+        LEShortField("l4_offset", None),
+        LEShortField("ignored", 0), # TODO these do receive values, but there is no code in PMC using it
+        ConditionalField(PacketField("frame", None, Packet), lambda pkt: pkt.management_frame==PON_FALSE),
+        ConditionalField(PacketField("frame", None, OMCIFrame), lambda pkt: pkt.management_frame==PON_TRUE)
+    ]
+
+
+class PAS5211EventOnuActivation(PAS5211Event):
+    name = "PAS5211EventOnuActivation"
+    fields_desc = [
+        StrFixedLenField("serial_number", None, length=8),
+        LEIntField("equalization_period", None)
+    ]
+
+
+# bindings for messages received
+split_layers(Dot3, LLC)
+bind_layers(Dot3,PAS5211FrameHeader)
+bind_layers(PAS5211FrameHeader, PAS5211MsgHeader)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgGetProtocolVersion, opcode=0x3000 | 2)
+bind_layers(PAS5211MsgHeader, PAS5211MsgGetProtocolVersionResponse, opcode=0x2800 | 2)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgGetOltVersion, opcode=0x3000 | 3)
+bind_layers(PAS5211MsgHeader, PAS5211MsgGetOltVersionResponse, opcode=0x3800 | 3)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetOltOptics, opcode=0x3000 | 106)
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetOltOpticsResponse, opcode=0x2800 | 106)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetOpticsIoControl, opcode=0x3000 | 108)
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetOpticsIoControlResponse, opcode=0x2800 | 108)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetGeneralParam, opcode=0x3000 | 164)
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetGeneralParamResponse, opcode=0x2800 | 164)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgGetGeneralParam, opcode=0x3000 | 165)
+bind_layers(PAS5211MsgHeader, PAS5211MsgGetGeneralParamResponse, opcode=0x2800 | 165)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgAddOltChannel, opcode=0x3000 | 4)
+bind_layers(PAS5211MsgHeader, PAS5211MsgAddOltChannelResponse, opcode=0x2800 | 4)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetAlarmConfig, opcode=0x3000 | 48)
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetAlarmConfigResponse, opcode=0x2800 | 48)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetOltChannelActivationPeriod, opcode=0x3000 | 11)
+bind_layers(PAS5211MsgHeader, PAS5211MsgSetOltChannelActivationPeriodResponse, opcode=0x2800 | 11)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgGetDbaMode, opcode=0x3000 | 57)
+bind_layers(PAS5211MsgHeader, PAS5211MsgGetDbaModeResponse, opcode=0x2800 | 57)
+
+bind_layers(PAS5211MsgHeader, PAS5211MsgSendFrame, opcode=0x3000 | 42)
+bind_layers(PAS5211MsgHeader, PAS5211MsgSendFrameResponse, opcode=0x2800 | 42)
+
+# bindings for events received
+bind_layers(PAS5211MsgHeader, PAS5211EventOnuActivation, opcode=0x2800 | 12, event_type=1)
+bind_layers(PAS5211MsgHeader, PAS5211EventFrameReceived, opcode=0x2800 | 12, event_type=10)
+bind_layers(PAS5211MsgHeader, PAS5211Event, opcode=0x2800 | 12)
+
+class Display(object):
+    def __init__(self, pkts):
+        self.pkts = pkts
+
+    def show(self, seq):
+        self.pkts[seq].show()
+
+    def __getitem__(self, key):
+        self.show(key)
+
+
+if __name__ == '__main__':
+
+    packets = rdpcap('pcaps/olt.pcap')
+    p = Display(packets)
+    code.interact(local=locals())
+