On Mon, 3 Feb 2003 11:13:20 -0500, "Gibson Nichols" <[log in to unmask]> wrote: > Just thought I'd provide some insight on this. We were suddenly aware that > we couldn't connect using NS. Then we found out that our remote sites had > started an upgrade to the network which included the proposed precedence > bit change (the CISCO router was updated per CISCO recommendation). > > > > "James Hofmeister" <[log in to unmask]> wrote in message > news:3e3e79ab$1@skycache-news.fidnet.com... > > Hello Folks, > > > > RE: SR 8606286850 - > > Enhancement: Implement RFC 2873 to prevent IP precedence change > causing RESET > > > > The HP-e3k TCP/IP transport has been enhanced to support the > > work-in-progress "proposed" RFC 2873 which recommends ignoring IP > > precedence changes in the TCP/IP of the end host systems. > > > > This change supports the CISCO routers modification of the IP > > precedence fields once a connection is established for what is known > > by CISCO as a "QoS environment". > > > > > > The hp-e3K as per "standard" RFC 793 completes the SYN/SYN-ACK/ACK > > three-way handshake following the "standard" RFC 793 rules for > > accepting a IP precedence change and replying with a modified IP > > precedence in a SYN-ACK or ACK packet. Once the three-way TCP/IP > > handshake is complete, the hp-e3k follows the "proposed" RFC 2873 > > rules and ignores any further IP precedence change on the TCP/IP > > connection. > > > > This enhancement to TCP/IP on the HP-e3k is currently only available > > as a "Site Specific" patch for 7.0 as this is the only O.S. we have > > customers committed to testing. We will build a 7.5 patch with this > > enhancement after successful testing on 7.0 or possibly earlier if we > > have other customers request to test this enhancement. > > > > If you are interested in testing this enhancement, please contact the > > HP-RC and request enhancement SR 8606286850 for "RFC 2873". > > > > Regards, > > > > James Hofmeister > > Hewlett Packard - Global Solutions Engineering (WTEC) > > P.S. My Ideals are my own, not necessarily my employers. > > > > > > > > > > ________________________________________________________________ > > Sign Up for Juno Platinum Internet Access Today > > Only $9.95 per month! > > Visit www.juno.com > > > > * To join/leave the list, search archives, change list settings, * > > * etc., please visit http://raven.utc.edu/archives/hp3000-l.html * > > > > -- * remove '.don't.spam' and '.invalid' from my eMail address if you want to write me * * enlevez '.don't.spam' et '.invalid' de mon adresse eMail si vous voulez m'écrire * * To join/leave the list, search archives, change list settings, * * etc., please visit http://raven.utc.edu/archives/hp3000-l.html *