Troubleshooting procedure, Fault description, Fault analysis – Nortel Networks 8000 User Manual
Page 280: 6 request to set pvcs is rejected, 6 request to set pvcs is rejected -77, Request to set pvcs is rejected
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Nortel Secure Router 8000 Series
Configuration -WAN Access
7 LAPB and X.25 configuration
•
The address mapping from the peer to the local is not configured.
•
The channel range is incorrect.
•
The facility options that are restricted by the network have been transmitted.
Troubleshooting procedure
Do as follows on the routers:
Step 1
Change the configuration if the address is configured incorrectly.
Step 2
For the last two causes, please consult the network management department for the correct
channel range and the permissible facility options.
—End
7.9.5 Frequently reset or cleared during data transmission
Fault description
The VC can be set up, but it is frequently reset or cleared during data transmission.
Fault analysis
The possible cause can be that the traffic control parameters are set incorrectly.
Troubleshooting procedure
Do as follows on the routers:
Step 1
For the back to back direct connection, check the sending window and receiving window of
the local and peer to see whether they match each other.
Step 2
If it is connected to public packet networks, consult the network management department
about correct traffic control parameters.
—End
7.9.6 Request to set PVCs is rejected
Fault description
The request to set PVCs is rejected.
Fault analysis
If the PVC channel range is prohibited, X.25 rejects the request to set PVCs. To remove the
fault, enable the PVC channel range.
Troubleshooting procedure
Do as follows on the routers:
Step 1
Enable the PVC channel range.
Issue 5.3 (30 March 2009)
Nortel Networks Inc.
7-77