Troubleshooting A Leased Line Connection - Lucent Technologies PortMaster 4 Configuration Manual

Troubleshooting a Leased Line Connection

9. Set the netmask.
Command Slotnumber> set W1 netmask Netmask
10. Turn off modem control.
Command Slotnumber> set W1 cd off
11. Turn on RIP routing.
Command Slotnumber> set W1 rip on
See the PortMaster 4 Command Line Reference for information about RIP-2.
12. Set the maximum transmission unit size.
Command Slotnumber> set W1 mtu MTU
13. Reset the slot and save the configuration.
Command Slotnumber> reset Slotnumber
Command Slotnumber> save all
For more information about synchronous ports, refer to Chapter 6, "Configuring a
Synchronous WAN Port."
Troubleshooting a Leased Line Connection
Use the information in this section to debug your configuration.
If you have trouble with a leased line connection, verify the following:
• Enter the following commands to view the PPP negotiation on port W1, if this is the
port you are using:
For information about the interpreting the results of the debug command, refer to
the PortMaster Troubleshooting Guide.
After you verify that the PPP negotiation is correct, enter the following commands
to turn off the debug utility:
• Verify that the error counters are 0 (zero) except for abort errors. If your counters
are nonzero, the problem is external to the PortMaster.
Note – CRC errors will occur if the leased line cable is ever unplugged from the
PortMaster.
• Verify that you are using the correct cable and that it is attached securely to the
correct port. Not all WAN ports are capable of the same speeds.
13-4
Command> set console W1
Command> set debug 0x51
Command> reset W1
Command> set debug off
Command> reset console
PortMaster 4 Configuration Guide