[cisco-voip] Gateways...

[Ed Leatherman]

I've used the loopback method with MGCP, seems to work OK. you have to
explicitly tell IOS to use the loopback address as the source interface

(config)# mgcp bind control source-interface Loopback0
(config)# mgcp bind media source-interface Loopback0



On 7/6/06, Kevin Thorngren <kthorngr at cisco.com> wrote:
>
> You should be able to get what you described below to work with H.323.
> I haven't tried this with MGCP (nor H.323) but I don't think it will
> work as you described.  The MGCP GW registers by using the hostname of
> the router so you won't be able to define two GWs for MGCP.
>
> Maybe a better option for either H.323 or MGCP would be to use a
> loopback interface as the signaling and media interface for either
> H.323 or MGCP.  Then connect the GW to the two switches, each in a
> different subnet.  Inject the route to the loopback into your routing
> protocol (network statements under the routing process or static route,
> depending on your configuration).  This way you only need  to define
> one GW for either MGCP or H.323.  Since the loopback is a routable
> address, CCM will be able to reach it via either path.
>
> Kevin
> On Jul 5, 2006, at 7:04 PM, Jonathan Charles wrote:
>
> > I am assessing the status of an existing implementation and I noticed
> > that all of the voice gateways are connected to one of the 6509 core
> > switches.
> >
> > I want to move two of the four to the other 6509, but then I realized
> > that each of these gateways has two Fast Ethernets on them... Can I
> > attach each gateway to both switches?
> >
> > We are currently running H.323, but I am trying to decide if we should
> > go MGCP, will CCM be able the talk to the gateways on both IP
> > addresses?
> >
> > I was thinking we could also enter the gateways twice (on each IP) and
> > have the second IP be in a secondary route-group...
> >
> > What do all of you think?
> >
> >
> >
> >
> > Jonathan
> > _______________________________________________
> > cisco-voip mailing list
> > cisco-voip at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/cisco-voip
> >
>
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-- 
Ed Leatherman
IP Telephony Coordinator
West Virginia University
Telecommunications and Network Operations
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