• Author : Brett Hatch Hatch

 
 

Support for static NAT access-list resource sharing

Description Static NAT rules may optionally include an access-list to filter the packets to be translated Static NAT rules and access-list filters are written to hardware via TCAM tables, by default both are stored in the IFP TCAM The number of IFP TCAM entries required is therefore proportional to the number of NAT rules multiplied by the number of filters in the access-list With this feature enabled, the access-list is written to a different TCAM table, the VFP TCAM, instead of the IFP TCAM The number of IFP TCAM entries now remains constant regardless of access-list size; the number of...
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