Testing lagg

Andrew Thompson thompsa at FreeBSD.org
Wed May 28 20:16:03 UTC 2008

On Wed, May 28, 2008 at 05:28:34PM +0200, Andrea Venturoli wrote:
> Hello.
> I've got a new box which features two gigabit ports and I though I'd try 
> lagg with LACP.
> On the box I put the following in /etc/rc.conf:
> ifconfig_em0="up"
> ifconfig_em1="up"
> ifconfig_lagg0="laggproto lacp laggport em0 laggport em1 
> netmask"
> Then I aggregated the ports on the switch (3com).
> This seems to work fine, although I see a 30 seconds delay from the moment 
> a network cable is unplugged and the moment the network works again.
> Is this normal? Can this time be reduced?
> Any other hint or gotcha?

Can you post a verbose ifconfig (-v) for hte before and after. It will
show the lag identifiers which may help diagnose this.


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