When working with the Cisco IOS, it’s very important to know your TCP and UDP port numbers. This is especially true when creating IOS access control lists (ACLs). Let’s take a closer look. What’s a ...

Is there any reason why I couldn't use a few ACL on a Cisco router model 1601 R with the default DRAM and Flash (4MB)? A Cisco rep was on the premises for wireless stuff and he said it would need 16MB ...