Optimizing CAM Utilization During the Attachment of ACLs to VLANs................................................................. 106
Guidelines for Conguring ACL VLAN groups............................................................................................................ 107
Conguring ACL VLAN Groups and Conguring FP Blocks for VLAN Parameters...............................................108
Conguring ACL VLAN Groups.............................................................................................................................. 108
Conguring FP Blocks for VLAN Parameters.......................................................................................................109
Viewing CAM Usage...................................................................................................................................................... 109
Allocating FP Blocks for VLAN Processes....................................................................................................................111
8 Access Control Lists (ACLs)........................................................................................................................112
IP Access Control Lists (ACLs)......................................................................................................................................113
Implementing ACL on the Dell Networking OS........................................................................................................... 113
ACLs and VLANs.............................................................................................................................................................114
ACL Optimization............................................................................................................................................................ 114
Determine the Order in which ACLs are Used to Classify Trac..............................................................................114
Example of the order Keyword to Determine ACL Sequence..............................................................................114
IP Fragment Handling..................................................................................................................................................... 115
IP Fragments ACL Examples......................................................................................................................................... 115
Layer 4 ACL Rules Examples......................................................................................................................................... 115
Congure a Standard IP ACL.........................................................................................................................................116
Conguring a Standard IP ACL Filter............................................................................................................................ 117
Congure an Extended IP ACL......................................................................................................................................118
Conguring Filters with a Sequence Number..............................................................................................................118
Conguring Filters Without a Sequence Number....................................................................................................... 118
Established Flag...............................................................................................................................................................119
Congure Layer 2 and Layer 3 ACLs............................................................................................................................ 119
Assign an IP ACL to an Interface..................................................................................................................................120
Applying an IP ACL.........................................................................................................................................................120
Counting ACL Hits...........................................................................................................................................................121
Congure Ingress ACLs.................................................................................................................................................. 121
Congure Egress ACLs...................................................................................................................................................121
Applying Egress Layer 3 ACLs (Control-Plane).......................................................................................................... 122
IP Prex Lists.................................................................................................................................................................. 122
Implementation Information.................................................................................................................................... 123
Conguration Task List for Prex Lists........................................................................................................................ 123
Creating a Prex List......................................................................................................................................................123
Creating a Prex List Without a Sequence Number.................................................................................................. 124
Viewing Prex Lists........................................................................................................................................................125
Applying a Prex List for Route Redistribution...........................................................................................................125
Applying a Filter to a Prex List (OSPF)......................................................................................................................126
ACL Remarks.................................................................................................................................................................. 126
Conguring a Remark...............................................................................................................................................127
Deleting a Remark.....................................................................................................................................................127
ACL Resequencing......................................................................................................................................................... 128
Resequencing an ACL or Prex List.............................................................................................................................128
Route Maps.....................................................................................................................................................................130
Implementation Information.................................................................................................................................... 130
6
Contents