Problem Solving Using a Subsystems Approach
Troubleshooting the Management Subsystem
Check the following to help isolate a problem in the management subsystem.
Problems in the management subsystem could be any of the following:
When the management link is down and/or a Telnet connection cannot be established, you must
Note
open a CLI session on a local terminal connected to the CON port. This enables you to solve the
problem and then reconnect through the management port.
Table 8-6
Symptom
Diagnostic Action
• CLI command
Management link
down:
show interface Mng
• Mng LINK LED
• ping to management
not lit
• Status is
WARNING
(Status LED is
flashing orange)
Management link
CLI commands
up:
• show ip route
• Mng LINK LED
•
is lit
• ping to
management
interface fails
Cisco SCE 2000 4xGBE Installation and Configuration Guide
8-12
Management link is down. (Mng LINK LED not lit--also Status is WARNING)
•
•
Management link is up (Mng LINK LED lit) but does not answer ping
Telnet connection cannot be established due to link problems (Mng LINK LED not lit)
•
Management link is up (Mng LINK LED lit) but Telnet connection cannot be established
•
Telnet connection established, but terminates automatically
•
Troubleshooting the Management Subsystem
interface fails
show ip default-
gateway
Possible Cause
RJ 45 connector is not
connected to the platform or
to the network.
Cable not connected to
configured Mng port.
Cable is broken.
One of the following
configurations may be wrong:
• IP address / subnet mask
• IP default gateway
Chapter 8
Possible Solution
Reconnect the cable to the Mng port and
to network.
Reconnect the cable to the appropriate
port or reconfigure active port.
Interface Mng {0/1 | 0/2}
active-port
Check / Replace the cable.
See
Initial System Configuration
5-3)
Refer to "IP Configuration" in the Cisco
Service Control Engine (SCE) Software
Configuration Guide.
Troubleshooting
(on page
OL-7824-04