RE: [Sip] Question about Poll: Proposal relating to keepalive, TCP, and UDP usage in draft-ietf-sip-outbound

["Christer Holmberg \(JO/LMF\)" <christer.holmberg at ericsson.com>]

Hi, 

>Many PSTN gateways and Softswitches always send large INVITEs 
>for example, and they will always fragment. And I might add 
>that many very popular NAT/routers don't support UDP fragmentation.

Why would these nodes send larger INVITEs than e.g. normal UAs? I would
claim that in many cases it could be the other way around...

Regards,

Christer

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