
Troubleshooting Routers
5-20
308656-14.00 Rev 00
Troubleshooting an MCT1 Connection
This section assumes that you have isolated a problem to a multichannel T1
(MCT1) connection. If not, refer to Chapter 2 to determine whether these
instructions apply to your problem.
Appendix A includes instructions on reading MCT1 log messages.
To troubleshoot an MCT1 connection:
1.
Filter the log to display only messages from the MCT1 entity running on
the slots experiencing the problem.
The Technician Interface command is as follows:
log -fftwid -eMCT1 -s
<slot_no.>
Example
If you are filtering events from slots 3 and 4, enter the following command:
log -fftwid -eMCT1 -s3 -s4
2.
Check the following MCT1 MIB entries by entering the following
Technician Interface commands:
get wfDrivers.14.0
Or, use this Quick Get path: wfSoftwareConfig > wfDrivers >
wfMunichLoad.
get wfLinkModules.17.0
Or, use this Quick Get path: wfSoftwareConfig > wfLinkModules >
wfMCT1E1Load.
3.
Make sure that the Line Type and Line Coding supplied by the T1
provider match the associated settings in the MCT1 configuration.
4.
Make sure that the digital signal, level 0 (DS0) channels match at both the
router and the central office.
Note:
Appendix A includes instructions on reading MCT1 log messages.
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