On Fri, 2004-04-30 at 16:52, Pekka Savola wrote: > On 30 Apr 2004, Jeroen Massar wrote: > [...] > > And guess which route the "Transit" networks take. Good example was the > > "Global IPv6 Launch Event" in Brussels. Connected to Belnet, thus all > > the NREN connectivity is good. But if you wanted to reach a host in the > > Netherlands all the traffic would be routed directly over 6net -> > > Surfnet to the Commercial ISP but all the return traffic isn't accepted > > by 6net thus that was routed 'nicely' over the US... > > Are you arguing that one-way short-cut is bad practice (this is going > away very soon, I think), that commercial ISP's transits/peerings are > not good enough, or that NRENs should provide full two-way transit > (like Internet2 is more or less doing)? Note that the latter is very > questionable AUP-wise. I mean the latter indeed and it is a bit of a policy decision. The NREN's do announce the commercial routes they learn for each other and use the backpath to the commercial ISP's but they don't re-announce eachothers networks. I hope they clear it up one time, until that time I'll keep a couple of tunnels handy just in case ;) Greets, Jeroen
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