Troubleshooting The Catalyst Switch; Examples; Restrictions - Cisco CRS-1 - Carrier Routing System Router Troubleshooting Manual

Troubleshooting the Multishelf System Router Topology
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The following example shows output from the show controller backplane ethernet location detail
command:
RP/0/RP0/CPU0:router# show controllers backplane ethernet detail location 0/1/0
FastEthernet0_1_0 is up
Hardware is 10/100 Ethernet, H/W address is 5246.4800.0010
Internet address is 10.0.0.16
MTU 1514 bytes
Encapsulation HFRIES (HFR Internal Ethernet Server)
Mode : Full Duplex,
426422 packets input, 0 bytes, 1 total input drops
14170 packets discarded (935122 bytes) in garbage collection
16 packets discarded (5344 bytes) in recv processing
Received 0 broadcast packets, 0 multicast packets
Input errors: 0 CRC, 0 overrun, 0 alignment, 0 length, 0 collision
440272 packets output, 0 bytes, 0 total output drops
Output 0 broadcast packets, 0 multicast packets
Output errors: 0 underruns, 0 aborts, 0 loss of carrier

Troubleshooting the Catalyst Switch

To troubleshoot the Catalyst switch running Cisco IOS software, perform the following procedure.
This procedure is supported on Cisco CRS-1 Multishelf Systems only.
Note

Restrictions

The external Catalyst switches must operate with the same software version: Cisco IOS software release
12.2 with Sup720 engine. Please note that older hardware can also use the CatOS software, but Cisco
strongly recommends using the Cisco IOS software.
SUMMARY STEPS
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Cisco IOS XR Troubleshooting Guide for the Cisco CRS-1 Router
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Rate : 100Mb/s
Check that all external GE switches are connected to the RPs and SCs.
Connect to the external Catalyst switch.
enable
show running-config
Verify communication between the Catalyst switch and the RPs and SCs.
Contact Cisco Technical Support if the problem is not resolved
Chapter 6
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Troubleshooting the Control Plane Ethernet Network
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