Problem Solving Using a Subsystems Approach
Table 8-6
Symptom
Management link down:
•
Mng LINK LED
not lit
•
Status is
WARNING (Status
LED is flashing
orange)
Management link up:
Mng LINK LED is
•
lit
•
ping to
management
interface fails
•
Telnet connection
cannot be
established
Mng LINK LED is
•
not lit (link is
down)
Telnet connection
•
cannot be
established
Mng LINK LED is
•
lit (link is up)
Cisco SCE 1000 2xGBE Installation and Configuration Guide
8-10
Troubleshooting the Management Subsystem
Diagnostic Action
•
CLI command
show interface Mng
ping to
•
management
interface fails
CLI commands:
show ip route
•
show ip
•
default-gateway
CLI command: show
access-lists
CLI command: show
interface mng
CLI command: show
telnet status
CLI command: show
telnet sessions
Possible Cause
Possible Solution
RJ 45 connector is not
Reconnect the cable to
connected to the
the Mng port and to
platform or to the
network.
network.
Cable not connected to
Reconnect the cable to
configured Mng port.
the appropriate port or
reconfigure active port.
Interface Mng {0/1 |
0/2} active-port
Cable is broken.
Check/Replace the
cable.
One of the following
See
configurations may be
System Configuration"
wrong:
section on page
IP address / subnet
Refer to the
•
mask
2000 and SCE 1000
Software Configuration
IP default gateway
•
Guide.
An ACL may be
See
assigned that denies
System Configuration"
entry.
section on page
Refer to the
2000 and SCE 1000
Software Configuration
Guide.
Management interface
Check / reconfigure
IP address or subnet
management port IP
mask is incorrect.
address and subnet
mask
Telnet server is
Enable Telnet server:
disabled.
service telnetd
Too many Telnet
Close one or more of the
connections (up to 5
open Telnet sessions.
concurrent sessions are
supported).
Chapter 8 Troubleshooting
"Perform the Initial
5-4.
Cisco SCE
"Perform the Initial
5-4.
Cisco SCE
OL-26790-01