Cisco Catalyst 3550

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Catalyst 3550 Multilayer Switch Command Reference
OL-8566-01
Chapter 2 Catalyst 3550 Switch Cisco IOS Commands
show tcam
show tcam
Use the show tcam user EXEC command to display information about the input security access control
list (ACL) and output security ACL regions of the ternary content addressable memory (TCAM). Use
the keywords to display information for a specific TCAM ID or specific characteristics.
show tcam {inacl | outacl} tcam-id {{entries [entry-id]} | {masks [mask-id]} | {port-labels
[label-id]} | size |{statistics [entries | hits | labels | masks]} | {vlan-labels [label-id]}}[
|
{begin | exclude | include} expression]
Syntax Description
Command Modes User EXEC
inacl Display information about the input security ACL TCAM portion.
outacl Display information about the output security ACL TCAM portion.
tcam-id (Optional) Display information for a specific TCAM ID. The ID range varies
from 1 to 3, depending on the switch model.
entries [entry-id] Display one or all TCAM ACL entries and associated information. When all
entries appear, the mask information also appears. This display output is a raw
hex dump of information, intended for a Cisco technical support
representative. The range is 0 to 65535.
masks [mask-id] Display mask information. This display output is a raw hex dump of
information, intended for a Cisco technical support representative. The range
is 0 to 65535.
port-labels [label-id] Display entries and associated information for a feature manager port label
(see the
show fm command). Port labels are used for port ACLs. This display
output is a raw hex dump of information, intended for a Cisco technical support
representative. The range is 0 to 127.
size Display the total size of the regions of TCAM in which the ACLs are entered.
statistics [entries |
hits | labels | masks]
Display allocation statistics for the input or output ACL TCAM region,
including allocated and available masks and entries.
(Optional) Display allocation statistics for entries, hits, labels, or masks. The
labels keyword returns a total count of all labels present in TCAM.
vlan-labels [label-id] Display entries and associated information for a feature manager VLAN label
(see the
show fm command). VLAN labels are used for router ACLs and
VLAN maps. This display output is a raw hex dump of information, intended
for a Cisco technical support representative. The range is 0 to 255.
| 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.