HappyRouter.com has come across a free tool called the Cisco ACL Editor and Simulator. Developed by U.K. Cisco expert Gareth O. Evans, while he was studying at the Unversity of Wales, in North Wales, ...

I'm having a problem with Cisco ACL's and DHCP. Whenever I turn on the ACL, the clients are unable to obtain DHCP IP addresses. I have a Cisco 7206 router with a T1 to a Cisco 2651 Router. The 2651 ...

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 ...

</pre><BR><BR>It seems to work. I can ping the server (nms01.mydomain.local) now. So I go to setup the ACL I need to allow this server into the subnet. This is on a 3550 with enhnaced routing image (I ...

Cisco Packet Tracer is more than just a simulation tool—it’s a hands-on learning environment for building, testing, and troubleshooting networks without expensive hardware. From basic device ...