kern/108375: net.inet.raw.maxdgram shouldn't be less than MTU size.

Bruce M. Simpson bms at
Tue Mar 20 13:17:27 UTC 2007

Vladimir Ivanov wrote:
> Hi,
> Increasing default buffer size from 8k upto 16k seems to be more 
> essential way.
> Isn't it?
> I've never seen jumbo packets more than 9k still.
I've just increased the raw IP send and receive spaces to at least 1 
jumbogram of 9216 bytes, which is the same as the default for UDP send 
space.  See rev 1.170 of raw_ip.c. Hope this helps.


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