North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Anti-spoofing: is anyone doing it?
On Sun, 27 May 2001, Hank Nussbacher wrote: > We have found that about 5% of sites are connected to 2 ISPs but do not use > BGP. They use two different sets of IP addresses and point default to one > of the two ISPs. The return traffic will of course go to them via one of > the two ISPs, but if you have anti-spoofing filters set up or try to set it > up now, you will break their outgoing traffic. They need better routers which can source route, then absolutely nothing will break (and their return traffic wont be taking suboptimal assymetric paths). -Dan
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