Subject: Re: kern/22466: sip driver doesn't configure DP83815 chip to accept
To: Valtteri Vuorikoski <vuori@puuhamaa.magenta.net>
From: Quentin Garnier <netbsd@quatriemek.com>
List: netbsd-bugs
Date: 08/13/2003 21:16:34
Le 13 Aug 2003 16:06:01 +0300
Valtteri Vuorikoski a ecrit :
> The sip driver doesn't configure the Ethernet chip (DP83815) to accept
> frames over 1518 bytes long. This causes ip packets larger than 1496
> bytes to get truncated when sent over 802.1Q VLAN trunks.
Unless I'm deeply mistaken, since I've been through the documentation of
the DP83815 recently, the 802.1Q overhead is 4 bytes, which make frames of
1518 bytes for 1500 bytes of data.
What am I not getting? The CRC?
--
Quentin Garnier - cube@cubidou.net
"Feels like I'm fiddling while Rome is burning down.
Should I lay my fiddle down and take a rifle from the ground ?"
Leigh Nash/Sixpence None The Richer, Paralyzed, Divine Discontents, 2002.