From: Tony Edwards (tonyedwards.rs@gmail.com)
Date: Sun May 04 2008 - 00:12:34 ART
Thanks for your feedback, Frog & it was indeed helpful :-)
tony
On 5/3/08, Radioactive Frog <pbhatkoti@gmail.com> wrote:
>
> below are my comments to your questions
>
> :) frog.
>
>
> On Sat, May 3, 2008 at 12:20 PM, Tony Edwards <tonyedwards.rs@gmail.com>
> wrote:
>
> > Hi GS,
> >
> > Can some one explain me on how changing "the domain name & name servers
> > " on
> > IOS MGCP gateway will impact
>
>
>
> > 1) the existing registration of gw with CCM and
> >
>
> Yeah, your MGCP gw will be deregister from CCM. Its heavly depends on
> domain name if you've set there any.
>
>
>
>
> > 2) status of current calls on the wire ?
>
>
> As above... there will be no calls.
>
>
>
> >
> >
> > The reason , why I am asking this Q is that , I am in a situation now
> > where
> > I need to modify the configured DNS domain name + name servers ( NOT
> > Hostnames though) on 10 of my mgcp gateways. Since whenever we configure
> > MGCP gateways on CCM , she require us to supply the DOMAIN name & Host
> > name
> > of the gateway ( as oppose to IP address on H323 gateway configuration)
> > , I
> > am suspecting that , I may have to face some "Downtime". Because in this
> > situation , I need to make changes at BOTH the ends , i.e on both
> > gateway as
> > well as on backend CCM and that will force the previous registration to
> > break & then new registration will takes place.
> >
> > So that process may give me 1 or 2 mins of hit/downtime.
> >
> MAX downtime will be 5 minutes to do this excercise.
> config t
> ip domain-name abc.com
>
> confirm this by using show ip domain blah..
> In ccm u may change the dns e.g. gw1.abc.com
>
>
>
> >
> > Is the above thinking valid ?
> >
> > Is there any way , I can avoid downtime while I make these changes ?
> >
>
> I don't think so
>
>
>
> >
> > My limited understanding is that , the configured Domain name on CCM for
> > MGCP gateways is only for initial registration for q931 MGCP Backhaul
> > ONLY
> > and she is has NOTHING to do with call processing from end IP handset
> > nodes
> > ? In other words , for both On-Net & Off-net calls to happen , these
> > Domain
> > name & Name servers configs are required at all ?
>
> correct, only required for registering with CCM. The way ccm register gw
> is hostname of the router and if there is ip domain-lookup is enabled hten
> hostname+domainname.
> It won't have any reaction on your phones!:)
>
>
> >
> >
> > Finally , I do have few VG224s that are added as MGCP ( I should have
> > added
> > them as Skiny in the 1st place , any way ...) gateways as well. And as
> > you
> > may aware , you can add VG224s as just with just Host Names ( i.e no DNS
> > name prefix is necessary on CCM). And on IOS Vg224s , I have not
> > configured
> > any domain names & name servers. That said , as long as I am not
> > changing
> > the VG224's Hostnames , the above required domain name & name server
> > changes
> > on IOS gateways will in NO way disrupt services on faxing side of the
> > things
> > on Vg224s , right ??
>
> yup, leave them alone :)
>
>
>
> >
> >
> > Your feedback is much appreciated.
> >
> > Cheers
> >
> > tony
> >
> >
> > _______________________________________________________________________
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