Re: M3UA notify message

"Brian F. G. Bidulock" <[email protected]> Fri, 24 Feb 2006 15:46:05 -0700

Newsgroups	gmane.ietf.sigtran
Organization	http://www.openss7.org/
Message-ID	<[email protected]>

Tolga,

Tolga Asveren wrote:                                                 (Fri, 24 Feb 2006 17:04:30)
> Brian,
> 
> I don't know whether it is realistic to expect that _cost_ for messages
> coming from two SGPs belonging to the same SG are different -whatever that
> _cost_ is-
> 
> For now let me assume _cost_ is different for messages coming from SGP1 and
> SGP2. We already had ASP1 and now let's introduce ASP2 to the picture. Let
> me use the following symbols:
> 
> _cost_11 : Cost between SGP1, ASP1  = 1
> _cost_12 : Cost between SGP1, ASP2  = 5
> _cost_21 : Cost betweeen SGP2, ASP1 = 5
> _cost_22 : Cost between SGP2, ASP2 = 1
> 
> Now, being the _cost_ efficient operator we are, we want mainly to use the
> paths ASP1-SGP1 and ASP2-SGP2 but want to have the paths ASP1-SGP2 and
> ASP2-SGP1 as backup. How can we achieve this?

By coordinating AS/ASP state.

--brian

-- 
Brian F. G. Bidulock
[email protected]
http://www.openss7.org/