Updates to VOLTHA documentation

Change-Id: I226794c25d87b28c324336b8f80903b066806c1b
diff --git a/docs/voltha_install.md b/docs/voltha_install.md
index deb5989..075bcba 100644
--- a/docs/voltha_install.md
+++ b/docs/voltha_install.md
@@ -131,15 +131,15 @@
 ```
 ...
 “ports” {
-   …
-   },
-   "of:0000cc37ab6180ca/9": {
-            "interfaces": [
-                {
-                    "vlan-tagged" : [ 300 ]
-                }
-            ]
-        }
+    …
+    },
+    "of:0000cc37ab6180ca/9": {
+        "interfaces": [
+            {
+                "vlan-tagged" : [ 300 ]
+            }
+        ]
+    }
 }
 ```
 
@@ -150,16 +150,16 @@
 ```
 ...
 "of:0000cc37ab6180ca/5": {
-            "interfaces": [
-                {
-                    "ips": [ "10.6.1.254/24" ],
-                    "vlan-untagged" : 1
-                },
-                {
-                    "vlan-tagged" : [ 300 ]
-                }
-            ]
-        }
+    "interfaces": [
+        {
+            "ips": [ "10.6.1.254/24" ],
+                "vlan-untagged" : 1
+            },
+            {
+                "vlan-tagged" : [ 300 ]
+            }
+        ]
+    }
 ...
 ```
 
@@ -167,14 +167,14 @@
 ONOS:
 
 ```
-docker-compose -p rcord exec xos_ui python /opt/xos/tosca/run.py xosadmin@opencord.org /opt/cord_profile/fabric-service.yaml
+$ curl -H "xos-username: xosadmin@opencord.org" -H "xos-password: `cat /opt/credentials/xosadmin@opencord.org`" -X POST --data-binary @/opt/cord_profile/fabric-service.yaml http://localhost:9102/xos-tosca/run
 ```
 
 Now it is best to log in to the fabric ONOS and verify that the config was
 received properly:
 
 ```
-ssh karaf@localhost -p 8101      #password=karaf
+$ ssh karaf@localhost -p 8101      #password=karaf
 ```
 
 Run the `interfaces` command and verify that your new `vlanTagged`
@@ -211,7 +211,7 @@
 because the stack file will bring up ONOS at the same time as it brings up
 VOLTHA, and ONOS needs to be configured at system startup.
 
-Create a config file that looks like this: (where?)
+Create a config file that looks like this in `~/network-cfg.json`
 
 ```
 {
@@ -235,22 +235,29 @@
 address of the node on which you are running VOLTHA):
 
 ```
-docker swarm init --advertise-addr 10.6.1.2
+$ docker swarm init --advertise-addr 10.6.1.2
 ```
 
 ### Run a Released Version of VOLTHA
 
-Run `curl` with
+Download the VOLTHA run script:
 
 ```
-REPOSITORY=voltha/ TAG=1.2.1 ./run-voltha.sh start
+$ curl https://raw.githubusercontent.com/opencord/voltha/voltha-1.2/scripts/run-voltha.sh > run-voltha.sh
+$ chmod +x run-voltha.sh
+```
+
+Then you can start voltha like this:
+
+```
+$ ONOS_CONFIG=~/network-cfg.json REPOSITORY=voltha/ TAG=1.2.1 ./run-voltha.sh start
 ```
 
 Now we have started a single-node VOLTHA stack. You can use the following
 command to see the various containers that are runnning as part of the stack:
 
 ```
-docker stack ps voltha
+$ docker stack ps voltha
 ```
 
 ## Provision the OLT + ONU
@@ -258,7 +265,7 @@
 Access VOLTHA's CLI with:
 
 ```
-ssh voltha@localhost -p 5022
+$ ssh voltha@localhost -p 5022
 ```
 
 Run the health command and verify you get this output:
@@ -276,7 +283,6 @@
 (voltha) preprovision_olt -t asfvolt16_olt -H <olt_mgmt_ip>:59991
 success (device id = 0001f6f4595fdc93)
 
-enable <olt_id>
 (voltha) enable 0001f6f4595fdc93
 enabling 0001f6f4595fdc93
 waiting for device to be enabled...
@@ -290,32 +296,33 @@
 device to be enabled" message will stop once the device has finished being
 provisioned.
 
-Next, add the OLT and ONU configuration. The following is a series of
+Next, add the OLT configuration. The following is a series of
 commands that need to be entered into the VOLTHA CLI in order to configure
-an OLT and ONU. Note that two values will need to be adapted
-to your deployment. The first value (`0001bb590711de28`) is the device ID
-of the device in VOLTHA, and the second value (`BRCM12345678`) is the
-serial number of the ONU.
+an OLT and ONU. Pay attention to the device ID in the channel termination command,
+(`0001bb590711de28`) as this will need to be changed to match your OLT's device ID.
 
 ```
-xpon
-channel_group create -n "Manhattan" -d "Channel Group for Manhattan" -a up -p 100 -s 000000 -r raman_none
-channel_partition create -n "WTC" -d "Channel Partition for World Trade Center in Manhattan" -a up -r 20 -o 0 -f false -m false -u serial_number -c "Manhattan"
-channel_pair create -n "PON port" -d "Channel Pair for Freedom Tower in WTC" -a up -r down_10_up_10 -t channelpair -g "Manhattan" -p "WTC" -i 0 -o class_a
-traffic_descriptor_profile create -n "TDP 1" -f 100000 -a 500000 -m 1000000 -p 1 -w 1 -e additional_bw_eligibility_indicator_none
-channel_termination create -i 0001bb590711de28 -n "PON port" -d "Channel Termination for Freedom Tower" -a up -r "PON port" -c "AT&T WTC OLT"
+(voltha) xpon
+(voltha-xpon ) channel_group create -n "Manhattan" -d "Channel Group for Manhattan" -a up -p 100 -s 000000 -r raman_none
+(voltha-xpon ) channel_partition create -n "WTC" -d "Channel Partition for World Trade Center in Manhattan" -a up -r 20 -o 0 -f false -m false -u serial_number -c "Manhattan"
+(voltha-xpon ) channel_pair create -n "PON port" -d "Channel Pair for Freedom Tower in WTC" -a up -r (voltha-xpon ) down_10_up_10 -t channelpair -g "Manhattan" -p "WTC" -i 0 -o class_a
+(voltha-xpon ) traffic_descriptor_profile create -n "TDP 1" -f 100000 -a 500000 -m 1000000 -p 1 -w 1 -e additional_bw_eligibility_indicator_none
+(voltha-xpon ) channel_termination create -i 0001bb590711de28 -n "PON port" -d "Channel Termination for Freedom Tower" -a up -r "PON port" -c "AT&T WTC OLT"
+```
+Then for every ONU that you want to bring up, run the following commands in the VOLTHA CLI.
+The value of the ONU serial number (`BRCM12345678`) needs to be changed to match your
+ONU's serial number.
 
-# Wait for 5 sec for PON interface up 
-vont_ani create -n "ATT Golden User" -d "ATT Golden User in Freedom Tower" -a up -p "WTC" -s "BRCM12345678" -r "PON port" -o 1
-#echo 8 > /sys/class/net/bronu513/bridge/group_fwd_mask 
+```
+(voltha-xpon ) vont_ani create -n "ATT Golden User" -d "ATT Golden User in Freedom Tower" -a up -p "WTC" -s "BRCM12345678" -r "PON port" -o 1
 
-# Wait for 5 Sec for ONT to come up
-ont_ani create -n "ATT Golden User" -d "ATT Golden User in Freedom Tower" -a up -u true -m false
-tcont create -n "TCont 1" -r "ATT Golden User" -t "TDP 1"
+# Wait for 5 sec for ONT to come up
+(voltha-xpon ) ont_ani create -n "ATT Golden User" -d "ATT Golden User in Freedom Tower" -a up -u true -m false
+(voltha-xpon ) tcont create -n "TCont 1" -r "ATT Golden User" -t "TDP 1"
 
-#Wait for 5 sec for scheduler configuration to finish.
-v_enet create -n "Enet UNI 1" -d "Ethernet port - 1" -a up -r "ATT Golden User"
-gem_port create -n "Gemport 1" -r "Enet UNI 1" -c 2 -a true -t "TCont 1"
+# Wait for 5 sec for scheduler configuration to finish.
+(voltha-xpon ) v_enet create -n "Enet UNI 1" -d "Ethernet port - 1" -a up -r "ATT Golden User"
+(voltha-xpon ) gem_port create -n "Gemport 1" -r "Enet UNI 1" -c 2 -a true -t "TCont 1"
 ```
 
 At this point the ONU should have been provisioned and ready to have its
@@ -330,7 +337,7 @@
 On the node where VOLTHA is running, you can access the ONOS CLI using:
 
 ```
-ssh karaf@localhost -p 8101           #password=karaf
+$ ssh karaf@localhost -p 8101           #password=karaf
 ```
 
 In the previous step we already provisioned VOLTHA with an OLT, so it should
@@ -345,7 +352,7 @@
 id=of:0001000000000001, available=true, local-status=connected 34m45s ago, role=MASTER, type=SWITCH, mfr=cord project, hw=n/a, sw=logical device for Edgecore ASFvOLT16 OLT, serial=10.6.0.199:59991, driver=pmc-olt, channelId=172.25.0.1:55015, locType=geo, managementAddress=172.25.0.1, name=of:0001000000000001, protocol=OF_13
   port=21, state=enabled, type=fiber, speed=0 , portName=Enet UNI 1, portMac=00:00:00:01:00:15
   port=129, state=enabled, type=fiber, speed=0 , portName=nni, portMac=00:00:00:00:00:81
-  ```
+```
 
 If this is all correct, then the final step is to use the ONOS CLI to provision subscriber VLANs on the PON:
 
@@ -358,3 +365,13 @@
 and out to the Internet. If you place a client behind the ONU it should be able to
 DHCP and get an address from the vSG, then reach the Internet using the vSG
 as its default gateway.
+
+## Troubleshooting
+
+If you ever need to reset the system, then you can stop VOLTHA like this:
+
+```
+$ ./run-voltha.sh stop
+```
+
+Then reboot the OLT to ensure that it is in a fresh state to be reprovisioned.
\ No newline at end of file