[newbie] trying socket as a replacement for nc

Dave Angel davea at davea.name
Fri Dec 13 01:52:59 CET 2013


On Thu, 12 Dec 2013 13:27:16 -0800, Dan Stromberg 
<drsalists at gmail.com> wrote:
> On Thu, Dec 12, 2013 at 6:16 AM, Grant Edwards 
<invalid at invalid.invalid> wrote:
> I haven't done a lot of UDP, but are you pretty sure UDP can't at
> least fragment large packets?  What's a router or switch to do if 
the
> Path MTU isn't large enough for an original packet?

A router doesn't talk udp or tcp, it deals with ip packets, which it 
IS permitted to fragment. 

Conversely the udp layer in the os doesn't care about MTU.

-- 
DaveA




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