From owner-freebsd-net Tue May 14 19:55:42 2002 Delivered-To: freebsd-net@freebsd.org Received: from Awfulhak.org (gw.Awfulhak.org [217.204.245.18]) by hub.freebsd.org (Postfix) with ESMTP id 7533E37B404 for ; Tue, 14 May 2002 19:55:36 -0700 (PDT) Received: from hak.lan.Awfulhak.org (root@hak.lan.Awfulhak.org [IPv6:fec0::1:12]) by Awfulhak.org (8.12.3/8.12.3) with ESMTP id g4F2tZfK090268; Wed, 15 May 2002 03:55:35 +0100 (BST) (envelope-from brian@Awfulhak.org) Received: from hak.lan.Awfulhak.org (brian@localhost [127.0.0.1]) by hak.lan.Awfulhak.org (8.12.3/8.12.3) with ESMTP id g4F2tW20008086; Wed, 15 May 2002 03:55:32 +0100 (BST) (envelope-from brian@hak.lan.Awfulhak.org) Message-Id: <200205150255.g4F2tW20008086@hak.lan.Awfulhak.org> X-Mailer: exmh version 2.5 07/13/2001 with nmh-1.0.4 To: "ipver4" Cc: freebsd-net@FreeBSD.ORG Subject: Re: CCP does not work between Linux ppp client and FreeBSD ppp server In-Reply-To: Message from "ipver4" of "Mon, 29 Apr 2002 23:27:29 EDT." Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Wed, 15 May 2002 03:55:32 +0100 From: Brian Somers Sender: owner-freebsd-net@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org Hi, You're correct. The linux machine should not REQ the compression schemes that were REJected. > (This is a PPP related question.) > > It seems the RedHat Linux 7.2 PPP client does not work with the FreeBSD = > 4.5 PPP server in the CCP (Compression Control Protocol) negotiation. = > Briefly, the problem looks like the following: > > Linux ---> CCP conf request (with 3 compression schemes, A, B and C) --> = > PPP server > Linux <-- CCP conf reject (schemes, B and C) <-- PPP server > (That is, the PPP server picked the compression scheme A, and rejected = > the rest.) > > Linux ---> CCP conf request (with 3 compression schemes, A, B and C) --> = > PPP server > Linux <-- CCP conf reject (schemes, B and C) <-- PPP server > (repeat may times without progress.) > > It seems the Linux client did not follow the PPP protocol and ignored = > the CCP reject messages. > The correct message exchange should look like the following: > > Linux ---> CCP conf request (with 3 compression schemes, A, B and C) --> = > PPP server > Linux <-- CCP conf reject (schemes, B and C) <-- PPP server > ---> CCP conf request (scheme A) --> PPP server > <--- CCP conf ACK (scheme A) <-- PPP server > > Comments? > > P.S. I am using PPPoE for the testing. -- Brian Don't _EVER_ lose your sense of humour ! To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message