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Date:      Thu, 08 Oct 2009 08:38:44 -0400
From:      Steve Bertrand <steve@ibctech.ca>
To:        Aflatoon Aflatooni <aaflatooni@yahoo.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Multihome on FreeBSD 7.2
Message-ID:  <4ACDDD54.5030401@ibctech.ca>
In-Reply-To: <252567.98979.qm@web56202.mail.re3.yahoo.com>
References:  <252567.98979.qm@web56202.mail.re3.yahoo.com>

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Aflatoon Aflatooni wrote:
> Hi,
> I have a DELL server with dual port nic card on it. The NICs are connected to the same VLAN.
> I would like to configure the server so that both NIC cards are redundant that if one goes down the second one would pick up and continue. So I would need both ports to be configured with the same IP addresses of the server. Is there something that I need to configure or add to /etc/rc.conf?

You may want to look at lagg(4) in LACP mode:

%grep lagg /etc/rc.conf

cloned_interfaces="lagg0"
ifconfig_lagg0="laggproto lacp laggport re0 laggport age0"
ipv4_addrs_lagg0="208.70.104.110/25"

Your switch will need to be capable of LACP as well, and be configured
in a similar manner.

Steve



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