Troubleshooting The Link Interface Subsystem - Cisco SCE 2000 4xGBE Installation And Configuration Manual

Cisco systems sce 2000 platform installation and configuration guide
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Problem Solving Using a Subsystems Approach
Telnet connection
CLI commands:
terminates
• show line
automatically

Troubleshooting the Link Interface Subsystem

Check the following to help isolate a problem in the link interface subsystem.
In general, the case where no traffic is coming out of the SCE 2000 is often caused by link
problems or GBE interface configuration. Note that in some cases, the problem which seems as a
transmit problem could be in the Rx (no traffic is being received by the SCE 2000 or there is
actually no traffic on the line, which could be a normal situation).
In CLI commands of GigabitEthernet interfaces, # stands for the number of the interface. This can be 1
Note
through 4.
Problems in the link interface subsystem could be any of the following:
Table 8-7
Symptom
Diagnostic Action
• Link is down. (LINK
CLI command:
LED not lit)
• show interface
• Status is WARNING
(Status LED is
flashing orange)
• Output counters not
incrementing.
Cisco SCE 2000 4xGBE Installation and Configuration Guide
8-14
show line vty
timeout
Link is down. (LINK LED not lit and system status is WARNING)
Peer does not receive traffic from SCE 2000 (GBE link is lit and Tx LED is flashing)
GBE link is up but not receiving from peer (GBE link is lit, but Rx LED is not flashing)
Troubleshooting the Link Interface Subsystem
GigabitEthernet
0/# counters
Telnet connection may be
timing out.
Possible Cause
Connector is not connected
to the platform or to the
network.
GBE cable is broken.
Chapter 8
Reconfigure line timeout.
timeout <time in seconds>
Possible Solution
Reconnect the cable to the GBE port
and to network.
Reconnect / replace the cable to the
GBE port.
If GBE counters are incrementing,
this indicates LED problem. Contact
customer support.
Troubleshooting
OL-7824-04

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