From: rick.jones2@hp.com   
      
   Barry Margolin  wrote:   
   > In article   
   > <472e97cd-6932-4252-abee-81f4fc46acd9@l12g2000yqo.googlegroups.com>,   
   >  Roy Smith  wrote:   
   > > We're having a little debate at work.  During setup of a TCP   
   > > connection, before reaching the ESTABLISHED state, if one of the   
   > > three- way handshake packets (SYN, SYN/ACK, ACK) get lost, can the   
   > > lost packet be retransmitted to complete the connection attempt?   
      
   > Of course, they MUST be retransmitted until the appropriate timeout.   
   > How else would you recover from a lost packet?   
      
   > The TCP spec doesn't make any distinction about which packets should   
   > be retransmitted.   
      
   Adding to what Barry said, anything that occupies sequence number   
   space gets retransmitted at least some number of times.  A SYNchronize   
   segment occupies sequence number space as does a FINished segment,   
   just like data.   
      
   rick jones   
   --   
   I don't interest myself in "why". I think more often in terms of   
   "when", sometimes "where"; always "how much."  - Joubert   
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