The most important networking command in Linux might be ping. This command lets you check if a remote machine is responding to your requests. You can use ping to check if your internet connection is ...

I'm trying to figure out why I can't ping several machines by name. The nameservers in the following example, are running Windows 2008 R2. The nfs servers are running Ubuntu Karmic. NFS1 and NFS2 are ...

Most businesses connect together multiple workstations to a single network using a switch or a router with an integrated switch; the router then assigns an IP address to each connected device. The IP ...

In the previous lesson, we reviewed the ICMP (Internet Control Message Protocol). It’s the basis for the applications ping and traceroute. If you recall from that lesson, when you ping an address with ...

A friend of mine has had an issue crop up on her laptop recently, so I offered to take a look at it. It has me totally stumped though, so I'm hoping the hive mind can help me out. Essentially, the ...