From owner-freebsd-net@FreeBSD.ORG Mon Apr 7 18:45:07 2014 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 4330F6F2; Mon, 7 Apr 2014 18:45:07 +0000 (UTC) Received: from tampoco.espindola.nl (tampoco.espindola.nl [149.210.133.191]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 73D45362; Mon, 7 Apr 2014 18:45:06 +0000 (UTC) Received: from [127.0.0.1] (corfu.internal.deze.org [192.168.1.2]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (Client did not present a certificate) (Authenticated sender: frank) by tampoco.espindola.nl (Postfix) with ESMTPSA id 05E1A371E7A; Mon, 7 Apr 2014 20:44:58 +0200 (CEST) Message-ID: <5342F22C.5080606@deze.org> Date: Mon, 07 Apr 2014 20:45:00 +0200 From: Frank Volf User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: pyunyh@gmail.com Subject: Re: re0: watchdog timeout References: <53418053.5020105@deze.org> <280407068.6916295.1396827428537.JavaMail.root@uoguelph.ca> <20140407012241.GA3543@michelle.cdnetworks.com> <53424100.7030103@deze.org> <20140407083236.GB1357@michelle.cdnetworks.com> In-Reply-To: <20140407083236.GB1357@michelle.cdnetworks.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Content-Filtered-By: Mailman/MimeDel 2.1.17 Cc: freebsd-net@freebsd.org, marius@freebsd.org, yongari@freebsd.org X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 07 Apr 2014 18:45:07 -0000 Yonghyeon PYUN schreef op 7-4-2014 10:32: > It would be even better to know your network configuration. I'm not > sure why you have to disable VLAN hardware tagging. But given that > you've disabled it, could you also try disabling VLAN hardware > checksum offloading? Hi, The reason that I disable VLAN hardware tagging is that the system does not work with it enabled. To show this, see the following transcript (on a freshly booted system): Script started on Mon Apr 7 20:30:43 2014 root@drawbridge:~ # ifconfig re0 re0: flags=8802 metric 0 mtu 1500 options=8209b ether 80:ee:73:77:e9:ab nd6 options=29 media: Ethernet autoselect (100baseTX ) status: active root@drawbridge:~ # ifconfig re0.10 re0.10: flags=8843 metric 0 mtu 1500 options=3 ether 80:ee:73:77:e9:ab inet 192.168.1.1 netmask 0xffffff00 broadcast 192.168.1.255 inet6 fe80::82ee:73ff:fe77:e9ab%re0.10 prefixlen 64 scopeid 0x5 inet6 2001:470:7af9:10::1 prefixlen 64 nd6 options=21 media: Ethernet autoselect (100baseTX ) status: active vlan: 10 parent interface: re0 root@drawbridge:~ # ping 192.168.1.2 PING 192.168.1.2 (192.168.1.2): 56 data bytes ping: sendto: Host is down ping: sendto: Host is down ping: sendto: Host is down ping: sendto: Host is down ^C --- 192.168.1.2 ping statistics --- 9 packets transmitted, 0 packets received, 100.0% packet loss root@drawbridge:~ # ifconfig re0 -vlanhwtag root@drawbridge:~ # ifconfig re0 down root@drawbridge:~ # ifconfig re0 up root@drawbridge:~ # ifconfig re0 re0: flags=8843 metric 0 mtu 1500 options=8208b ether 80:ee:73:77:e9:ab nd6 options=29 media: Ethernet autoselect (1000baseT ) status: active root@drawbridge:~ # ifconfig re0.10 re0.10: flags=8843 metric 0 mtu 1500 ether 80:ee:73:77:e9:ab inet 192.168.1.1 netmask 0xffffff00 broadcast 192.168.1.255 inet6 fe80::82ee:73ff:fe77:e9ab%re0.10 prefixlen 64 scopeid 0x5 inet6 2001:470:7af9:10::1 prefixlen 64 nd6 options=21 media: Ethernet autoselect (1000baseT ) status: active vlan: 10 parent interface: re0 root@drawbridge:~ # ping 192.168.1.2 PING 192.168.1.2 (192.168.1.2): 56 data bytes 64 bytes from 192.168.1.2: icmp_seq=0 ttl=64 time=0.250 ms 64 bytes from 192.168.1.2: icmp_seq=1 ttl=64 time=0.232 ms 64 bytes from 192.168.1.2: icmp_seq=2 ttl=64 time=0.283 ms 64 bytes from 192.168.1.2: icmp_seq=3 ttl=64 time=0.238 ms 64 bytes from 192.168.1.2: icmp_seq=4 ttl=64 time=0.138 ms 64 bytes from 192.168.1.2: icmp_seq=5 ttl=64 time=0.217 ms ^C --- 192.168.1.2 ping statistics --- 6 packets transmitted, 6 packets received, 0.0% packet loss round-trip min/avg/max/stddev = 0.138/0.226/0.283/0.044 ms root@drawbridge:~ # exit Script done on Mon Apr 7 20:32:27 2014