[cisco-voip] How does Transfer work?

[Scott Voll]

Call comes in local VGW (MGCP) one of 5 PRI's, all in the G711 Region.

MTP's are the Pub and Sub.  Both are registered and working.

Scott

On Wed, Sep 22, 2010 at 11:14 AM, Jason Aarons (US) <
jason.aarons at us.didata.com> wrote:

> To where are they transferring and what are codecs/regions. You have to be
> able to reproduce the problem or look thru logs like a needle in a haystack.
>
>
>
>
> Transfer invokes a hold, then Transfers, check a ccm trace of a failed
> call. Either lack of transcoding resources possibly, lack of MTP resources,
> etc. Does RTMT shows any resource (MTP) issues?
>
>
>
> Ideally you don’t want calls using a MTP for every call.
>
>
>
> *From:* cisco-voip-bounces at puck.nether.net [mailto:
> cisco-voip-bounces at puck.nether.net] *On Behalf Of *James Buchanan
> *Sent:* Wednesday, September 22, 2010 2:10 PM
> *To:* Scott Voll; cisco-voip at puck.nether.net
> *Subject:* Re: [cisco-voip] How does Transfer work?
>
>
>
> Are you using a SIP trunk?
>
>
>
> *James Buchanan *|* Senior Network Engineer *| *South Region *|* Presidio
> Networked Solutions
> 12 Cadillac Dr, Suite 130, Brentwood, TN 37027 *|* **
> jbuchanan at presidio.com <jbuchanan at ctiusa.com>
> **D: 615-866-5729* | *F:* *615-866-5781* | *www.presidio.com* <*
> http://www.presidio.com*>
>
> *CCIE #25863, Voice*
>
>
>
> *From:* cisco-voip-bounces at puck.nether.net [mailto:
> cisco-voip-bounces at puck.nether.net] *On Behalf Of *Scott Voll
> *Sent:* Wednesday, September 22, 2010 12:55 PM
> *To:* cisco-voip at puck.nether.net
> *Subject:* [cisco-voip] How does Transfer work?
>
>
>
> Sounds really stupid, I know.
>
>
>
> But how does a transfer work?
>
>
>
> With a Conference, it uses the Conference resource.
>
>
>
> We are having intermittent calls drop during a transfer and I'm trying to
> find an all in compassing reason.
>
>
>
> originally I thought it was a soft phone issue.  but it looks to be
> happening in house too.
>
>
>
> So even on a completely G711 call I'm getting calls drop.  Unfortunately I
> don't have Caller ID on the incoming calls so it's making it even harder to
> troubleshoot.
>
>
>
> I can NOT reproduce on demand but it's happening frequently enough to try
> and get to the bottom of it.
>
>
>
> TIA
>
>
>
> Scott
>
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