Date: Sat, 21 Jun 2008 09:19:40 +0900 From: Pyun YongHyeon <pyunyh@gmail.com> To: Peter Kirk <peter@teamspeak-systems.de> Cc: freebsd-net@freebsd.org, "Andrey V. Elsukov" <bu7cher@yandex.ru> Subject: Re: UDP checksum invalid on FreeBSD7/x86 Message-ID: <20080621001940.GD44099@cdnetworks.co.kr> In-Reply-To: <200806201154.56281.peter@teamspeak-systems.de> References: <200806201046.05530.peter@teamspeak-systems.de> <200806201133.28357.peter@teamspeak-systems.de> <485B7A88.9080301@yandex.ru> <200806201154.56281.peter@teamspeak-systems.de>
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On Fri, Jun 20, 2008 at 11:54:55AM +0200, Peter Kirk wrote: > On Friday 20 June 2008 11:38:16 Andrey V. Elsukov wrote: > > Peter Kirk wrote: > > >> Can you show `ifconfig -u` output? > > > > > > re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500 > > > options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM> > > > > It's problem in re(4) driver. > > Try to use `ifconfig re0 -rxcsum -txcsum`. You can add these > > parameters to your rc.conf. > > In /etc/rc.conf I changed the line > ifconfig_re0="inet 192.168.1.13 netmask 255.255.255.0" > to > ifconfig_re0="-rxcsum -txcsum inet 192.168.1.13 netmask 255.255.255.0" > > Now the problem no longer appears, even with "net.inet.udp.checksum=1". Thanks > for answering this so promptly, hopefuly the re(4) driver can be fixed to > avoid this kind of problem (or the -rxcsum -txcsum added automatically for > this card). Try re(4) on 7-stable and let me know how it goes. Most checksum offload and bus_dma(9) related issues were fixed in 7-stable. -- Regards, Pyun YongHyeon
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