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From: tadams@llex.ll.mit.edu ( Tony Adams)
Newsgroups: comp.unix.questions
Subject: Finding network interface from socket descriptor
Message-ID: <1991Mar28.213256.12610@ll.mit.edu>
Date: 28 Mar 91 21:32:56 GMT
Sender: news@ll.mit.edu
Organization: MIT Lincoln Laboratory
Lines: 8

Machine/OS: SUN3,SUN4  SUNOS 4.03, SUNOS 4.1.1

Given that I have a socket descriptor to a connected TCP
socket (different machines, ethernet), what is the easiest 
way to determine the network interface??


Any help is appreciated.