If you're running a small business with more than one computer, routers are usually a necessity. Routers provide small businesses with added security, a link between computer systems and extra ...

I am doing a review of the configuration of all our Cisco equipment after taking over from my predecessor. I noticed in one of the routers has a loopback interface on it but I can’t account for the ...

As I mentioned last time, L2TPv3 has a plethora of capabilities, including the capability to be used for remote access VPNs, the capability to transport a number of Layer-2 protocols in a pseudowire ...

I just created our first Server 2012 R2 domain controller. It's a domain controller plus DNS server. When I run the DNS BPA one of the things it reports back is that I need to have the loopback ...

Unix sysadmins routinely use the “ifconfig -a” command to list network parameters associated with their systems. In particular, they use this command to determine the IP address, netmask and broadcast ...