Users Guide

CAM Usage................................................................................................................................................................115
User-Congurable CAM Allocation......................................................................................................................... 116
Allocating CAM for Ingress ACLs on the Port Extender...................................................................................... 116
Allocating CAM for Egress ACLs on the Port Extender....................................................................................... 118
Implementing ACLs on Dell EMC Networking OS.................................................................................................119
ACL Optimization to Increase Number of Supported IPv4 ACLs.............................................................................120
Restrictions for ACL Optimization..........................................................................................................................120
Optimizing ACL for More Number of IPv4 ACL Rules..........................................................................................121
IP Fragment Handling..................................................................................................................................................... 121
IP Fragments ACL Examples....................................................................................................................................121
Layer 4 ACL Rules Examples...................................................................................................................................122
Congure a Standard IP ACL........................................................................................................................................ 123
Conguring a Standard IP ACL Filter..................................................................................................................... 124
Congure an Extended IP ACL..................................................................................................................................... 125
Conguring Filters with a Sequence Number.......................................................................................................125
Conguring Filters Without a Sequence Number.................................................................................................126
Congure Layer 2 and Layer 3 ACLs............................................................................................................................127
Using ACL VLAN Groups............................................................................................................................................... 127
Guidelines for Conguring ACL VLAN Groups......................................................................................................127
Conguring an ACL VLAN Group...........................................................................................................................128
Allocating ACL VLAN CAM..................................................................................................................................... 129
Applying an IP ACL.........................................................................................................................................................129
Applying Ingress ACLs on the Port Extender........................................................................................................130
Applying Egress ACLs...............................................................................................................................................131
Applying Layer 3 Egress ACLs on Control-Plane Trac.......................................................................................131
Counting ACL Hits....................................................................................................................................................132
IP Prex Lists.................................................................................................................................................................. 132
Implementation Information.................................................................................................................................... 132
Conguration Task List for Prex Lists.................................................................................................................. 133
ACL Remarks.................................................................................................................................................................. 136
Conguring a Remark.............................................................................................................................................. 136
Deleting a Remark.....................................................................................................................................................137
ACL Resequencing......................................................................................................................................................... 137
Resequencing an ACL or Prex List.......................................................................................................................138
Route Maps.....................................................................................................................................................................139
Implementation Information.................................................................................................................................... 139
Important Points to Remember.................................................................................................................................... 139
Conguration Task List for Route Maps................................................................................................................ 140
Conguring Match Routes...................................................................................................................................... 142
Conguring Set Conditions..................................................................................................................................... 143
Congure a Route Map for Route Redistribution.................................................................................................144
Congure a Route Map for Route Tagging........................................................................................................... 145
Continue Clause........................................................................................................................................................145
Conguring a UDF ACL................................................................................................................................................. 145
Hot-Lock Behavior..........................................................................................................................................................147
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