Re: Load Balanced Dual T1's - Same default gateway for both CSU/DSU's?
From: Gleb Smirnoff (glebius_at_cell.sick.ru)
Date: 04/28/04
- Previous message: Prikhodko Aleksandr: "gre tunnel on freebsd 4.7"
- In reply to: Steven N. Fettig: "Load Balanced Dual T1's - Same default gateway for both CSU/DSU's?"
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Date: Wed, 28 Apr 2004 10:28:25 +0400 To: "Steven N. Fettig" <freebsd@stevenfettig.com>
On Tue, Apr 27, 2004 at 10:19:59PM -0500, Steven N. Fettig wrote:
S> I know this is possible using a Cisco router with two or dual CSU/DSU's
S> for data T1's, but I am struggling to figure out how to get this to work
S> with FreeBSD:
S> I have a Sangoma Dual T1 (CSU/DSU) card in a FreeBSD box I want to use
S> as the router and firewall for. Global Crossing has provided me with
S> two T1's that they are "load balancing" on their end (they will not
S> employ multilink ppp) - traffic will be distributed "evenly" across both
S> T1's - one is not a main vs. backup - they are both mains and if one
S> goes down, both go down. I need to somehow tell the gateway/router to
S> use two different pipes as the default gateway. I.e. the far side of
S> the wan is 123.1.1.161 for T1-1 and 123.1.2.166 for T1-2. I can only
S> add a default route for one and not set it to both. Is there a way to
S> either use ipfw or simple routing to make this work? otherwise, I guess
S> Cisco is it...
Surely, the best way ever is multilink PPP. You can also try this hack:
route delete default
route add 0.0.0.0/1 123.1.1.161
route add 128.0.0.0/1 123.1.2.166
Does Sangoma has a netgraph driver? If it does you can try to use ng_one2many.
-- Totus tuus, Glebius. GLEBIUS-RIPN GLEB-RIPE _______________________________________________ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"
- Previous message: Prikhodko Aleksandr: "gre tunnel on freebsd 4.7"
- In reply to: Steven N. Fettig: "Load Balanced Dual T1's - Same default gateway for both CSU/DSU's?"
- Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]
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