XPost: comp.os.linux.networking   
   From: rick.jones2@hp.com   
      
   In comp.protocols.tcp-ip Andy Furniss  wrote:   
   > Morten Reistad wrote:   
      
   > > You expect us to answer this? You are sitting on the network. Fire   
   > > up wireshark, or even tcpdump, and send som max-sized ping packets   
   > > to somewhere, and then you can tell us.   
      
   > Telling us what the somewhere he pinged has set their mtu to may be   
   > a bit misleading as to the nature of his ISP settings, though.   
      
   True, the reply coming-back fragmented means either the remote, or the   
   ISP(s) in the middle had a smaller-than-echo-size MTU.  However, if   
   the reply comes-back unfragmented we know that both the remote and   
   ISP(s) in the middle had an MTU of at least that size.   
      
   rick jones   
   --   
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