On Mon, Apr 14, 2008 at 03:44:41PM +1000, Paul Ripke wrote: > On Mon, Apr 14, 2008 at 07:35:43AM +0200, Quentin Garnier wrote: > > On Mon, Apr 14, 2008 at 01:57:28PM +1000, Paul Ripke wrote: > > > Just wondering if anything happened to this old issue - I've just > > > > Not so much an issue as an unexpected feature of my PPPoE setup at the > > time, which, sadly, came to an end shortly after when I changed my > > contract with the ISP and received a new modem that wouldn't let large > > frames through. > > > > > tripped over the same thing with my ISP. > > > > What do you mean by trip over? You're in a situation where oversized > > frames actually go as far as ether_input? > > Initially, only 802.1Q VLAN-compatible sized frames were getting > that far. Then I removed an ethernet switch out of the path, and > yes, 1522 byte frames were being received. Cool for you! > > In that case, it's a 10 minute job to revive that patch, it was very > > simple after all. > > I took a slightly more brutal approach. I just removed the "return" > from the check and passed all oversize frames through. Hey, it works. > The NIC is a gigabit sk that supports jumbo frames, so that part > works. I didn't find your patch until after I got it working. For > me, it was breaking large udp and icmp packets, possibly ipsec, too. > > It's an annoying position to be in. Well, Ethernet devices are not supposed to let such frames through; and as I said, I had an unusual setup (for various reasons) which broke down in that respect when I made my situation with my ISP "normal". Think of your position still as a privileged one, as a PPPoE vict^Wuser. What's the driver of your NIC? I'll revive that patch, and get it committed as you will be able to test it. -- Quentin Garnier - cube%cubidou.net@localhost - cube%NetBSD.org@localhost "See the look on my face from staying too long in one place [...] every time the morning breaks I know I'm closer to falling" KT Tunstall, Saving My Face, Drastic Fantastic, 2007.
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