nanog mailing list archives

Re: New Outage Hits Comcast Subscribers


From: Michael.Dillon () radianz com
Date: Thu, 14 Apr 2005 14:33:20 +0100


Are you suggesting that network operators should supply
their customers with recursive DNS services by operating
DNS servers on their network which share the same anycast
addresses as the recursive DNS servers on other networks?

Or are you suggesting that a network operator should set 
up anycast internal to their network so that all of their
recursive DNS servers share the same IP address?

I'd like to hear some more detail on this.

Michael, put down the crackpipe already, will you?  *Of course* the
previous (unattributed) poster was not talking about hijacking other
people's address space, but suggested that it's a good idea to not make
your entire customer base reliant on two puny servers somewhere.

Maybe you should reread the two messages.

The poster suggested that anycast was the way to make
sure that your userbase does not have two rely on 
two puny servers somewhere for recursive DNS services.

So, the question remains, does the poster think that
network operators should band together and operate
shared anycast recursive DNS services? Or does the poster
think that network operators should operate many
recursive DNS servers throughout their infrastructure
and tie them together using anycast?

Or was it something else?

If anycast is a good idea for recursive DNS service, then
there is a 3rd party business opportunity here to operate
global recursive DNS services so that network operators can
focus on running the network, not on providing services
like DNS resolution.

--Michael Dillon


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