Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-25
IPv4 Traffic Management and Improved Network Performance . . 10-29
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-31
Guidelines for Planning the Structure of a Static ACL . . . . . . . . . . . 10-31
What Is the Difference Between Network (or Subnet)
Masks and the Masks Used with ACLs? . . . . . . . . . . . . . . . . . . . 10-35
Rules for Defining a Match Between a Packet and an
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-40
General Steps for Implementing ACLs . . . . . . . . . . . . . . . . . . . . 10-40
ACL Configuration Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-41
The Sequence of Entries in an ACL Is Significant . . . . . . . . . . . 10-45
A Configured ACL Has No Effect Until You Apply It
to an Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-47
You Can Assign an ACL Name or Number to an Interface
Even if the ACL Does Not Exist in the Switch's Configuration 10-47
General ACE Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-48
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