Administrator Guide

show cam-usage
View the amount of CAM space available, used, and remaining in each partition (including IPv4Flow and
Layer 2 ACL sub-partitions).
Syntax
show cam-usage [acl | router | switch]
Parameters
acl
(OPTIONAL) Enter the keyword acl to display Layer 2 and
Layer 3 ACL CAM usage.
router
(OPTIONAL) Enter the keyword router to display Layer 3
CAM usage.
switch
(OPTIONAL) Enter the keyword switch to display Layer 2
CAM usage.
Command
Modes
EXEC
EXEC Privilege
Command
History
Version 9.3.
(0.0)
Introduced on the S4810, S4820T, Z9000 and MXL
platforms.
Usage
Information
The following regions must be provided in the show cam-usage output:
• L3AclCam
• L2AclCam
• V6AclCam
The following table describes the output fields of this show command:
Field Description
LineCard Number of the line card that contains
information on ACL VLAN groups
Portpipe The hardware path that packets follow
through a system for ACL optimization
CAM-Region Type of area in the CAM block that is
used for ACL VLAN groups
Total CAM space Total amount of space in the CAM
block
Used CAM Amount of CAM space that is currently
in use
Available CAM Amount of CAM space that is free and
remaining to be allocated for ACLs
322
Access Control List (ACL) VLAN Groups and Content Addressable Memory (CAM)