Why does INTERNIC require two nameservers?

Igmar Palsenberg maillist at chello.nl
Sat Sep 16 15:16:46 UTC 2000


On Fri, 15 Sep 2000, PostNoEmail wrote:

> Clearly the answer is to provide redundancy in case one server fails. But,
> increasingly I see nameserver pairs differing by one IP address. Obviously
> they are on the same subnet, and I suspect many are just aliases for the
> same machine!

A lot do, yes..

> 
> So much for redundancy! Indeed, many hosting services recommend
> customers purchase two IPs just so they can tell INTERNIC they have
> two nameservers!
> Questions:
> 
> How common is this?

Very common

> Why is it tolerated?

No idea.. It's comming with all registry services I've seen. 


	Igmar




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