Content Addressable Memory (Cam); Cam Allocation - Dell Z9500 Configuration Manual

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CAM is a type of memory that stores information in the form of a lookup table. On Dell Networking systems, CAM stores Layer

2 (L2) and Layer 3 (L3) forwarding information, access-lists (ACLs), flows, and routing policies.On a line card, there are one or

two CAM (Dual-CAM) modules per port-pipe.

CAM Allocation for Ingress

To allocate the space for regions such has L2 ingress ACL, IPV4 ingress ACL, IPV6 ingress ACL, IPV4 QoS, L2 QoS, PBR, VRF

ACL, and so forth, use the cam-acl command in CONFIGURATION mode.

The CAM space is allotted in field processor (FP) blocks. The total space allocated must equal 13 FP blocks.

The following table lists the default CAM allocation settings.

There are 16 FP blocks, but the system flow requires three blocks that cannot be reallocated.

The following table displays the default CAM allocation settings. To display the default CAM allocation, enter the show cam-acl

Table 8. Default Cam Allocation Settings

CAM Allocation

nlbclusteracl

Content Addressable Memory (CAM)

Content Addressable Memory (CAM)