<Paul_Koning at Dell.com> writes: On Dec 18, 2012, at 3:55 PM, Brian Schenkenberger, VAXman- wrote: "Brian Schenkenberger, VAXman-" <system at TMESIS.COM> writes:=20 =20 "Rob Jarratt" <robert.jarratt at ntlworld.com> writes:=20 =20 My user mode DECnet router has started telling me that it is getting messages for routing specification version 2.2.0. Phase IV is 2.0.0. I am assuming this is Phase V messages because there has been talk about this recently. > >Does anyone have a link to the Phase V Routing Specification?=20 =20 The specs for OSI were huge.=20 =20 Will this link help you any?=20 =20 http://bitsavers.trailing-edge.com/pdf/dec/decnet/EK-DNAPV-GD_DECnet_Pha= se_V_General_Description_Sep87.pdf Unfortunately, that's just a brief intro. =20 Other that this, you're best bet would be the DECNET Documentation. It should all be on-line at http://HP.COM/go/OpenVMS.=20 Those will tell you how to use VMS based DECnet products, but that doesn't = say how the protocols work. Unfortunately, it appears that the DECnet Phas= e V specs have disappeared. The intent definitely was for those ot be publ= ished, exactly as the older ones were, but it doesn't appear that this was = ever done. =20 ...and from my personal library: =20 DECnet Phase V: An OSI Implementation (James Martin, Joe Leben) Copyright 1992 Digital Press EY-H8832E-DP ISBN 1-55558-076-9 I remember reviewing that one when it first came out, unless I'm mixed up w= ith another book. The conclusion was that the author (Joe Leben) knows lit= tle or nothing about networking in general and DECnet in particular. James= Martin was a tech books author from way way back; the one book that I know= he actually wrote was so utterly atrocious that I never wanted to read any= of his works ever again. (That was "The design of man-machine interfaces"= .) paul I do hope your mailman wears kevlar! -- VAXman- A Bored Certified VMS Kernel Mode Hacker VAXman(at)TMESIS(dot)ORG Well I speak to machines with the voice of humanity.