It works! Well don't I feel silly now... I wish I'd grepped the shorewall directory for mention of MTU now... the option description plainly describes the exact symptoms I was experiencing
Thanks a TON for your help, K. -P :) ----- Original Message ----- From: "K.-P. Kirchd�rfer" <[EMAIL PROTECTED]> To: "Robert Marlow" <[EMAIL PROTECTED]>; <[EMAIL PROTECTED]> Sent: Friday, April 04, 2003 1:07 PM Subject: Re: [leaf-user] Bering uClibc 1.1 pppd MTU settings > I'm not shure I understood your question; but it sounds you didn't set > clampmss=yes in shorewall.conf > > kp > > Am Donnerstag, 3. April 2003 19:34 schrieb Robert Marlow: > > Hi all > > > > I just installed Bering uClibc 1.1 and am very happy with it... well happy > > with all except one thing. It seems the default ppp for this LEAF version > > is possibly one of the older ones which contained a bug with MTU > > translation. Well, that's how it appears from my experience anyway. > > > > When I send packets through my LEAF firewall from another host, if it's an > > amount of traffic larger than 1492 the traffic gets no further than that > > 1492. After a lil research I found that the earlier implementations of pppd > > had this problem and it was caused by it not being very good at breaking > > packets up and forming them into new sizes. So when traffic from my > > network, running at the standard ethernet MTU of 1500, reaches pppd it > > freezes, confused about how to send traffic of 1500 down a 1492 pppoe link. > > I got around this by setting the MTU on the network cards of each host on > > my LAN to 1492. This is of course an extremely ugly hack (but I didn't have > > time to try to fix the ppp installation) > > > > I was wondering if Bering users out there are aware of this problem and > > whether there's a solution to it simpler than changing the MTU settings on > > all hosts on the network. Or if there's a more up to date ppp.lrp (or > > pppoe.lrp if it turns out that's causing the problem). > > > > Thanks, all! > > > > > > > > > > ------------------------------------------------------- > > This SF.net email is sponsored by: ValueWeb: > > Dedicated Hosting for just $79/mo with 500 GB of bandwidth! > > No other company gives more support or power for your dedicated server > > http://click.atdmt.com/AFF/go/sdnxxaff00300020aff/direct/01/ > > ------------------------------------------------------------------------ > > leaf-user mailing list: [EMAIL PROTECTED] > > https://lists.sourceforge.net/lists/listinfo/leaf-user > > SR FAQ: http://leaf-project.org/pub/doc/docmanager/docid_1891.html > ------------------------------------------------------- This SF.net email is sponsored by: ValueWeb: Dedicated Hosting for just $79/mo with 500 GB of bandwidth! No other company gives more support or power for your dedicated server http://click.atdmt.com/AFF/go/sdnxxaff00300020aff/direct/01/ ------------------------------------------------------------------------ leaf-user mailing list: [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/leaf-user SR FAQ: http://leaf-project.org/pub/doc/docmanager/docid_1891.html
