nanog mailing list archives

Re: Problems with removing NAT from a network


From: Matthew Kaufman <matthew () matthew at>
Date: Thu, 06 Jan 2011 18:57:29 -0800

On 1/6/2011 6:34 PM, Joel Jaeggli wrote:
On 1/6/11 5:48 PM, Owen DeLong wrote:
Doesn't all of this become moot if Skype just develops a dual-stack capable client
and servers?
Really, only some fraction of the supernodes and the login servers need
to be dual stack.

Without revealing too much about the architecture, I can tell you that it would need to be a significant fraction of the supernodes (due to how node-supernode mapping works in these types of P2P systems), the relay nodes (not mentioned) *and* the login servers. Not all of which are deployed and controlled by Skype, of course, as recent press about the most recent outage has reiterated for those who didn't know.

Matthew Kaufman



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