[lug] hping for path MTU discovery?

David L. Anselmi anselmi at anselmi.us
Thu May 11 17:56:29 MDT 2006


Andrew Diederich wrote:
> Has anyone used hping (http://www.hping.org) for Path MTU discovery? 
> It's one of the touted features, but I can't find an example for how
> to use hping for it.

Doesn't look like it does that automatically.  You can script it or do 
trial and error.  If you're on ethernet and know the local MTU is 1500 
that might go through first try and then you know nothing smaller is on 
the path.

You might like tracepath better.

Dave



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