RE: ISP failures and site multihoming [Re: Enforcing unreachabilityof site local addresses]

[Pekka Savola <pekkas@netcore.fi>]

On Mon, 24 Feb 2003, Michel Py wrote:
> > Kurt Erik Lindqvist wrote:
> > This I thought was more or less standard. I was talking about
> > less than 100ms convergence.
> 
> Dude, this requires a keepalive or hello at 10ms intervals and a 25~30
> ms rtt. You might need to talk to a guy named Albert Einstein; he wrote
> interesting RFCs about the speed of light that, as far as I know, have
> not been debunked yet.

When multi-connecting, such RTT's seem reasonable.

If you need to converge on the global routing table, that's a non-starter 
of course -- but that's one of the main strengths of multi-connecting.  No 
changes to those outside of the ISP.

-- 
Pekka Savola                 "You each name yourselves king, yet the
Netcore Oy                    kingdom bleeds."
Systems. Networks. Security. -- George R.R. Martin: A Clash of Kings