I'll get back to you regarding link aggregation when I'm done with groceries.
We use it here in production and it works flawlessly. On 25 Aug 2012, at 09:54, Giulio Ferro <au...@zirakzigil.org> wrote: > No answer, so it seems that link aggregation doesn't really work in freebsd, > this may help others with the same problem... > > I reverted back to one link for management and one for service, and ssh > works as it should... > > > On 08/21/2012 11:18 PM, Giulio Ferro wrote: >> Scenario : freebsd 9 stable (yesterday) amd64 on HP server with 4 nic (igb) >> >> 1 nic is connected standalone to the management switch, the 3 other nics >> are connected to a switch configured for aggregation. >> >> If I configure the first nic (igb0) there is no problem, I can operate >> as I normally do and sshd functions normally. >> >> The problems start when I configure the 3 other nics for aggregation: >> >> in /etc/rc.conf >> ... >> ifconfig_igb1="up" >> ifconfig_igb2="up" >> ifconfig_igb3="up" >> >> cloned_interfaces=lagg0 >> ifconfig_lagg0="laggproto lacp laggport igb1 laggport igb2 laggport igb3 >> 192.168.12.7/24" >> ... >> >> I restart the server and the aggregation seems to work correctly, in >> fact ifconfig returns the correct lagg0 interface with the aggregated >> links, the correct protocol (lacp) and the correct ip address and the >> status is active. I can ping other IPs on the aggregated link. >> >> Also the other (standalone) link seems to work correctly. I can ping >> that address from other machines, and I can ping other IPs from that >> server. >> >> DNS lookups work ok too I can also use telnet to connect to pop3 >> servers so there seems to be no problem on the network stack. >> >> But if I try to connect to the sshd service on that server, it hangs >> indefinitely. On the server I find two sshd processes: >> /usr/sbin/sshd >> /usr/sbin/sshd -R >> >> There is no message in the logs. >> >> If I try to kill sshd (/etc/rc.d/sshd stop) I can't. it just stays there >> forever waiting for the pid to die (it never does) >> >> Even ssh client doesn't seem to work. In fact, if I try to connect to >> another server, the ssh client may start to work correctly, then soon >> or later it just hangs there forever, and I can't kill it with ctrl-c. >> >> No firewall is configured, there is nothing else working on this server. >> >> Thanks for any suggestions... >> _______________________________________________ >> freebsd-sta...@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-stable >> To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org" > > _______________________________________________ > freebsd-sta...@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org" _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
