Access List

From: Ajay Prakash (ajay.prakash@networkpeople.co.in)
Date: Sun Sep 30 2007 - 06:47:01 ART


Hello,

 

Someone please help me understand the access-list provided below. The task
states that only the Hosts mentioned below have to be denied access in the
fewest lines of access list. Also no other hosts should be blocked.

 

200.0.1.2

200.0.1.10

200.0.1.18

200.0.1.26

200.0.3.2

200.0.3.10

200.0.3.18

200.0.3.26

 

 

The solution listed only a single deny statement in ACL, the second
statement being permit ip any any

 

Access-list 1 deny 200.0.1.2 0.0.2.24

 

Please help me understand the math behind this solution.

 

Thanks,

Ajay



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