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Catalyst 3550 Multilayer Switch Command Reference
OL-8566-01
Chapter 2 Catalyst 3550 Switch Cisco IOS Commands
show l3tcam
show l3tcam
Use the show l3tcam privileged EXEC command to display information about the portion of the ternary
content addressable memory (TCAM) devoted to Layer 3 forwarding (IP routing) information.
show l3tcam {cam | shadow} [ | {begin | exclude | include} expression]
Syntax Description
Command Modes Privileged EXEC
Command History
Usage Guidelines This display provides information that might be useful for Cisco technical support representatives
troubleshooting the switch.
Expressions are case sensitive. For example, if you enter | exclude output, the lines that contain output
do not appear, but the lines that contain Output appear.
Examples This is an example of output from the show l3tcam cam command:
Switch# show l3tcam cam
C2 00 00 00 00 00 00 00 00
Mask(s)
F1 00 00 00 00 FF FF FF FF - 80 07 00 00 00 00 00 00 00
F1 00 00 00 00 FF FF FF FF - 80 07 00 00 00 00 00 00 00
F1 00 00 00 00 FF FF FF FF - 80 07 00 00 00 00 00 00 00
F1 00 00 00 00 FF FF FF FF - 80 07 00 00 00 00 00 00 00
F1 00 00 00 00 FF FF FF FF - 80 07 00 00 00 00 00 00 00
F1 00 00 00 00 FF FF FF FF - 80 07 00 00 00 00 00 00 00
F1 00 00 00 00 FF FF FF FF - 80 07 00 00 00 00 00 00 00
F1 00 00 00 00 FF FF FF FF - 80 07 00 00 00 00 00 00 00
Entries
C2 00 00 00 00 00 00 00 00 - 80 00 00 00 00 00 00 00 00 ( 00 04 80 00 )
C2 00 00 00 00 FF FF FF FF - 80 00 00 00 00 00 00 00 00 ( 00 04 80 00 )
C2 00 00 00 00 00 00 00 00 - 80 01 00 00 00 00 00 00 00 ( 00 04 80 00 )
cam Display contents and associated information about TCAM Layer 3 contents
devoted to unicast and multicast IP routing. This display output is a raw hex dump
of information, intended for a Cisco technical support representative.
shadow Display contents and associated information about TCAM Layer 3 contents
formatted to display routes and adjacencies associated with each mask, and some
overall statistics.
| begin (Optional) Display begins with the line that matches the expression.
| exclude (Optional) Display excludes lines that match the expression.
| include (Optional) Display includes lines that match the specified expression.
expression Expression in the output to use as a reference point.
Release Modification
12.1(4)EA1 This command was introduced.
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