Hello everyone,I have Cisco router 2800 IOS and Version is (c2800nm-spservicek9-mz.124-6T5.bin) (IOS Version 12.4(6)T5).I wnt to install firewall.Please help me
I suggest you read this doc ( more specifically Context-based access control and zone-based firewall) and then you come back to us with a more specific query if necessary.