Whitaker,
The advantage that I see on loopbacks interfaces is that never shutdown,
that's why in certain protocols such as OSPF and BGP they are most used..
Alex Carvalho
"whitaker" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Could someone explain the importance of using loopback interfaces? I keep
> reading that it is important when using routing protocols to use loopback
> interfaces. A consultant that is writing documentation for me suggested I
> obtain an entire class C network just for loopback addresses. Cisco says
> when configuring BGP that, "We recommend you use a loopback interface to
> guarantee reachability in networks with multiple paths." (from
> http://www.cisco.com/warp/public/459/23.html#3).
>
> Maybe I'm missing something totally obvious here, but exactly what benefit
> do I gain from using loopback addresses? I know it is supposed to provide
> reliability for routing protocols, but how?
>
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