[p2p-hackers] MTU in the real world

David Barrett dbarrett at quinthar.com
Wed Jun 1 20:53:36 UTC 2005


coderman wrote:
> As for using UDP over consumer internet links I found that some
> Windows NAT's would simply drop any NAT'd UDP packets over MTU [that
> is to say, the Windows NAT would not reassemble fragmented UDP
> datagrams].  Most NAT's seemed to handle larger packets fine, so MTU
> discovery would probably be worth the effort.

By this do you mean the Windows NAT would drop any UDP packet over 1492 
bytes?  What was the cutoff-point?



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