Numbered Extended Access Control Lists

The process for defining an extended access control list:

access-list 2100 permit ip

The above configuration will permit access from to

An extended numbered access list can have a number between 100 to 199 or 2300 to 2699

Some additional flexibility is present with extended access control lists.

Greater than, equal to, and less than operators are available for port numbers

access-list 2200 permit tcp any host eq 22

The above line will permit any traffic to host on TCP Port 22



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