From owner-freebsd-mobile@FreeBSD.ORG Tue Oct 11 13:05:15 2005 Return-Path: X-Original-To: freebsd-mobile@freebsd.org Delivered-To: freebsd-mobile@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B962916A433 for ; Tue, 11 Oct 2005 13:05:15 +0000 (GMT) (envelope-from jens.rehsack.ext@siemensvdo.com) Received: from gecko.sbs.de (gecko.sbs.de [194.138.37.40]) by mx1.FreeBSD.org (Postfix) with ESMTP id 0DD8B43D45 for ; Tue, 11 Oct 2005 13:05:14 +0000 (GMT) (envelope-from jens.rehsack.ext@siemensvdo.com) Received: from mail2.sbs.de (mail2.sbs.de [192.129.41.66]) by gecko.sbs.de (8.12.6/8.12.6) with ESMTP id j9BD5CNR019260; Tue, 11 Oct 2005 15:05:12 +0200 Received: from rbgs555a.ww011.siemens.net (rbgs555a.ww011.siemens.net [144.145.109.9]) by mail2.sbs.de (8.12.6/8.12.6) with ESMTP id j9BD5BuX031575; Tue, 11 Oct 2005 15:05:12 +0200 Received: from krbdf7ma.ww011.siemens.net ([158.92.210.82]) by rbgs555a.ww011.siemens.net with Microsoft SMTPSVC(6.0.3790.1830); Tue, 11 Oct 2005 15:05:11 +0200 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-MimeOLE: Produced By Microsoft Exchange V6.5.7226.0 Date: Tue, 11 Oct 2005 15:05:07 +0200 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: Help needed: cannot send packets larger 230 bytes via vodafone umts Thread-Index: AcXOYvV1y/m9VssnRjGxQIeprFsxAQAADMww From: "Rehsack Jens \(ext\)" To: "Andrew Gordon" X-OriginalArrivalTime: 11 Oct 2005 13:05:11.0213 (UTC) FILETIME=[69825DD0:01C5CE64] Cc: freebsd-mobile@freebsd.org Subject: RE: Help needed: cannot send packets larger 230 bytes via vodafone umts X-BeenThere: freebsd-mobile@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Mobile computing with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 11 Oct 2005 13:05:15 -0000 -----Original Message----- From: Andrew Gordon [mailto:arg-bsd@arg.me.uk]=20 Sent: Tuesday, October 11, 2005 2:55 PM To: Rehsack Jens (ext) Cc: freebsd-mobile@freebsd.org Subject: RE: Help needed: cannot send packets larger 230 bytes via vodafone umts > On Tue, 11 Oct 2005, Rehsack Jens (ext) wrote: > > > > > > > > So I figured out how to configure ppp (it's not trivial! ;-)) and > > > > after around 5 or 6 hours I get it run that way, that nslookup > > > > & ping works ... >=20 > Your ppp.conf looks a bit more complex than needed, but on the other hand > doesn't seem to contain the "AT_opsys=3D3,2" to request UMTS (versus GPRS). > Maybe your card defaults to UMTS. My cards answers with "ERROR" to the at_opsys command. > Mine looks like: [SNIP] I seen in the logs and tried even - wont work for me. > Note that this is for the Vodafone-branded 'Option' cardbus card, which > contains a USB controller and a USB serial port (as discussed on this > mailing list a week or so ago). I use the '2g' entry in ppp.conf to avoid > roaming onto 3G networks which have voice interworking with Vodafone but > not data (this may not be as much a problem now as it was last year, but > in any case with roaming charges so high, slowing down to GPRS rates when > roaming is no bad thing). Hmm - when I get in run, I'll think about roaming ;) Anyway I will keep in mind - thanks for that explanation. > > And horribly I had to see, that traceroute seems to transport even > > larger packets an get's the wanted answers. I also tried after that > > shock >traceroute -P TCP< and seen, that it works, too. > > > > But an >echo "GET / > > " | telnet www.uni-halle.de 80< didn't get any answer (keeps empty). >=20 > I'm fairly sure that Vodafone have a transparent proxy on port 80. It > used to be a specialised one that replaced graphics files in web pages > with more-heavily-compressed versions of the original file, though that > might be only when using GPRS rather than 3G. >=20 > Did you try something like ssh? Yes, I tried. I even tried IRC. It's the same :-( > Note also that Vodafone are certainly doing NAT. That shouldn't bother me. As long as they do it fine ;) > [All the above based on Vodafone UK behaviour, and roaming to various > places; I've not actually tried it in Germany]. The problem is, that vodafone wont give support for anything except windows and macosx. So finally I'm nearly helpless with this situation :/ Best regards, Jens