Show L2Tcam - Cisco Catalyst 3550 Command Reference Manual

Chapter 2 Cisco IOS Commands

show l2tcam

Use the show l2tcam privileged EXEC command to display information about the portion of the ternary
content addressable memory (TCAM) devoted to Layer 2 addresses. Use the keywords to display
forwarding (bridging) or learning (MAC address learning) information or to display allocation statistics
of MAC address types.
Syntax Description cam
forwarding
entry-id
learning
shadow
| begin
| exclude
| include
expression
Command Modes
Privileged EXEC
Command History Release
12.1(4)EA1
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.
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show l2tcam {cam {forwarding [entry-id] learning} | shadow} [ | {begin | exclude | include}
expression]
Display contents and associated information about TCAM Layer 2 contents. This
display output is a raw hex dump of information, intended for a Cisco technical
support representative.
Display TCAM Layer 2 forwarding (bridging) information.
Number from 0 to 4294967295 identifying a forwarding entry.
Display TCAM Layer 2 learning (MAC address learning) information.
Display allocation statistics for various address types of MAC addresses that the
software keeps track of. Address types are identified only by number.
(Optional) Display begins with the line that matches the expression.
(Optional) Display excludes lines that match the expression.
(Optional) Display includes lines that match the specified expression.
Expression in the output to use as a reference point.
Modification
This command was first introduced.
Catalyst 3550 Multilayer Switch Command Reference
show l2tcam
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