On 12 Sep 2007, at 16:02, Gert Doering wrote:
On Wed, Sep 12, 2007 at 12:47:58PM -0700, Dino Farinacci wrote:To summarize the issue we are trying to put to rest: o All router-to-router links on the downstream side of an ITR use either 4470 or 9180 byte MTUs.Where is this assumption coming from? As long as there are FastE links, this is not going to happen.
Are you trying to say that you currently have deployed router-to-router links inside an ISP/IX with less than 4470 bytes of IP MTU ? Btw, at least some 100baseTX/FX switches/routers can support the 9180 IP MTU. So it is not necessarily the case that 100baseTX/FX implies a 1518 byte link MTU. Ran _______________________________________________ RAM mailing list RAM@iab.org https://www1.ietf.org/mailman/listinfo/ram -- to unsubscribe send a message to rrg-request@psg.com with the word 'unsubscribe' in a single line as the message text body. archive: <http://psg.com/lists/rrg/> & ftp://psg.com/pub/lists/rrg