Network Working Group Alex McKenzie Request for Comments No. 179 BBN NIC No. 7119 22 June 1971 Category: C.9 Updates: 107 Obsoletes: none LINK NUMBER ASSIGNMENTS Today Steve Crocker asked me to announce that from now on link numbers 2-71 (decimal), inclusive, are to be valid for use in connections. Accordingly, the Host-Host Protocol Document, which I am currently writing, will contain the following "declarative specification". Links are assigned as follows: Link Number Assignment 0 Control link 2-71 Available for connections 1, 72-190 Reserved-not for current use 191 To be used only for measurement work under the direction of the Network Measurement Center at UCLA 192-255 Available for private experimental use [ This RFC was put into machine readable form for entry ] [ into the online RFC archives by Kai Henningsen 5/97 ]