Someone setup an access list for VPN but cocked up the subnet, so I've been asked to fix it. Easy enough I thought, but I can't seem to get the command right. I thought you'd log in, switch to config ...

Is it possible to use Cisco IOS extended access-lists to block all non-ftp traffic between a client and a server? Is there a way to do this without opening all tcp high ports between the server and ...

Have you ever heard of Access Control List (ACL)? This is very important when it comes to computer security. In this article, we will discuss what ACLs are and the types of ACLs available right now.