[cisco-voip] CDRs and no rings.

[Justin Steinberg]

Chances are that calls from town B are having some issue like you mention
either a SS7 or non end-to-end ISDN issue.

This document discusses this for h323 gateway.

http://www.cisco.com/warp/public/788/voip/ringback.html#calmngr

Justin

On 3/24/07, Jim McBurnett <jim at tgasolutions.com> wrote:
>
>  The call works fine if someone answers.
>
> No one way audio issues at all..
>
> That is what led me to an SS7 or telco issue…
>
> IP Routing is enabled..
>
> Thanks,
>
> Jim
>
>
>
> *From:* Ahmed Elnagar [mailto:aelnagar at ACT-EG.COM]
> *Sent:* Saturday, March 24, 2007 4:58 AM
> *To:* Jim McBurnett
> *Cc:* cisco-voip at puck.nether.net
> *Subject:* RE: [cisco-voip] CDRs and no rings.
>
>
>
> Hello;
>
>
>
> for you one way ringing issue if u answer the call both partiesn here each
> other or the call is also one way Audio??
>
> Also have a look at this
>
>
> http://cisco.com/en/US/tech/tk652/tk698/technologies_tech_note09186a008009484b.shtml
>
>
>
> I had a problem like this, my problem was one way audio and belive it or
> not the problem was with the GW and voice gateway donot disable IP Routing
> on it (no ip routing command) with no obviuos resason. I was disabling the
> IP Routing and I had this problem and once I enabled it the problem
> disappears.
>
>
>
> Thanks and Best Regards
> *
> Ahmed A. Elnagar
> *Network Field Engineer
>
>
>
> Advanced Computer Technology (ACT)
> 16 Fawzy Ramah St.Off Shehab St.Mohandessin, Giza, Egypt
> Postal Code:12411 Cairo Egypt
>
> *Mob**:* +2010-2833868
> *Website**: *www.act-eg.com
> *E-mail**: *aelnagar at act-eg.com
>
>
>  ------------------------------
>
> *From:* cisco-voip-bounces at puck.nether.net on behalf of Jim McBurnett
> *Sent:* Sat 24-Mar-07 5:17 AM
> *To:* cisco-voip at puck.nether.net
> *Subject:* [cisco-voip] CDRs and no rings.
>
> Hello,
> I was looking at a CDR reporting issue today, and I am a little stumped.
> The calls in question are disconnects. And hang-ups.
> We want to be able to show those calls are being made.
> They are not showing up in the CDR records.
> >From what I know, they should show up if the zero duration flag is set.
>
> But that does not appear to be happening.
> Thoughts?
>
> Next I have a most intriguing problem.
> Customer is using CCM3.1(yea I know it's old)
> 1 full PRI on a 3600.
> Ckt is from Provider A.
> In town A.
> If a call comes in from town b, in a different Lata the caller does not
> hear rings, but the calls ring in.
> If a call comes in from town a, the callers hear ringing.
> Callers on both are using the same provider.
>
> Now for the fun part.
> Cell phone caller #1 is using Verizon, caller hears ring.
> Cell phone caller #2 is using Sprint, caller hears ring
> Cell Phone caller #3 is using suncom, caller DOES NOT hear ring.
>
> It has been awhile, but I remember Suncom and Cincgular have their
> switch for the area in town b.
> Verizon and Sprint have their switch in town A...
> I suspect somekind of SS7 issue.
>
> Town a, and town b both have a dial-and-toll CO and the end user is
> located off a tandem switch that is connected off of
>
> Anyone seen this stuff before?
>
> Later,
> Jim
>
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