Re: MGC and virtual MG

You may found a lot of complementary information with respect to the H.248 Control Association in:

H.Sup7 : Gateway control protocol: Establishment procedures for the H.248 MGC-MG control association
http://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-H.Sup7-200805-I!!PDF-E&type=items

see e.g. § 5.2 Constitution of a control association

> -----Original Message-----
> From: [email protected] 
> [mailto:[email protected]] On Behalf Of Tom Taylor
> Sent: Dienstag, 22. September 2009 04:04
> To: Ron Ho
> Cc: megaco
> Subject: Re: [Megaco] MGC and virtual MG
> 
> The MGC only needs one mid.
> 
> Ron Ho wrote:
> > Thanks for the clarification. So one MGC can control multiple MGs. 
> > Does the MGC need multiple mid, one for each MG? Or the MGC 
> needs one 
> > only mid and every MGs send to the same MGC using the same 
> mid of the MGC?
> > 
> > On Fri, Sep 18, 2009 at 4:13 PM, Tom Taylor 
> <[email protected]> wrote:
> > 
> >> You should be able to control multiple virtual MG from one MGC 
> >> instance if you need to. I can see a simple use case for 
> this, where 
> >> the normal MGC for one of the virtual MGs has failed and an MGC 
> >> controlling another virtual MG takes its place. I am sure 
> there are other applications.
> >>
> >> And yes, you can multiplex control associations for 
> multiple virtual 
> >> MGs over the same physical connection. You would have to take some 
> >> care not to clear down the connection just because one 
> virtual MG is doing a restart.
> >>
> ...
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