Troubleshooting guide

2-2
ATM and Layer 3 Switch Router Troubleshooting Guide
OL-1969-01
Chapter2 Troubleshooting Tools
Using Diagnostic Commands
Table 2-1 lists some of the most commonly used show commands:
For further information about show commands, refer to the ATM Switch Router Command Reference for
your specific software version.
Converted show epc Commands
In the 12.0(10)W5(18) system software release, some of the show commands commonly used for
troubleshooting have been converted from show epc commands to show controllers commands. The
show controllers commands are described in the next section. Table 2-2 provides the mapping of the
command syntax conversion.
Table 2-1 Useful Diagnostic Commands
Command Purpose
show interfaces
show interfaces atm
show interfaces atm-p
show interfaces cbr
show interfaces FastEthernet
show interfaces GigEthernetWAN
show interfaces GigabitEthernet
show interfaces POS
show interfaces Port-channel
show interfaces Tunnel
show interfaces stats
Displays statistics for the network interfaces.
show controllers
show controllers atm
show controllers ethernet
show controllers FastEthernet
show controllers GigEthernetWAN
show controllers GigabitEthernet
show controllers POS
show controllers c8500
Displays statistics for port adapter interface controllers.
show lane Displays the LAN emulation configuration.
show running-config Displays the switch router configuration currently running.
show startup-config Displays the switch router configuration stored in nonvolatile RAM (NVRAM).
show flash Displays the layout and contents of Flash memory.
show buffers Displays statistics for the buffer pools on the switch router.
show memory Shows statistics about the switch router memory, including free pool statistics.
show processes Displays information about the active processes on the switch router.
show stacks Displays information about the stack utilization of processes and interrupt
routines, and the reason for the last system reboot.
show version Displays the configuration of the system hardware, the software version, the
names and sources of configuration files, and the boot images.