I got involved in a conversation at the whiteboard the other day where we were talking about the value of managing network devices via their loopback address . It occurs to me that this may be a best practice that many of you haven't implemented so I thought I'd write a little bit about why it's important and how it can help you. For the sake of keeping things simple, let's talk about managing/monitoring routers. As you know, a router will typically have several IP addresses - at least one per interface and you can usually use any of these addresses to communicate...