We have a customer who is using three bonded T1 circuits on a 1721 router. He recently purchased a fourth line with the intention of adding it to his bundle. I attempted to replace his current 1721 router, which contains one WIC-1DSU-T1 card and on...

I have a customer with a Pix506E who would like to establish remote access VPNs to this firewall. Then after he's connected with the VPN, he would like to go back out to the internet from the pix to access a few of his webservers. The goal here is ...

I recently removed a blade of 48 fast ethernet ports from a 6509 switch running IOS 12.1(23)E1. I thought this would remove these ports from the running configuration, but it hasn't. When I do a show modules I see slot 5 as empty. But I can still ...

I have a pix 501 configured with static nats similiar to this:static (inside,outside) 123.123.123.1 192.168.123.1static (inside,outside) 123.123.123.2 192.168.123.2These two servers are mail servers. If one mail server needs to send mail to the othe...