Daily Archives: 08/23/2016


How to edit access list lines ?

Most CCNA books say modifying existing ACL or inserting lines into existing ACL can’t be done….well that shows you shouldn’t believe everything you read 🙂 If the IOS image running on the router supports ACL line number, then following is the procedure you can follow. First do a show access-list at the […]


NAT Overload (PAT)

If you have few global IP address and hundreds of inside local address to translate. In such situation you need to use NAT Overload, also known as PAT. In this example our internal network is using 192.168.0.0 network and we are using only one global IP address 200.2.2.1 configure Router […]