[cisco-voip] Elevator Phone

[Adam Blomfield]

FYI I never could make it work on a VG224, but it worked fine on an ATA186.

-Adam

On Wed, Aug 27, 2008 at 12:59 PM, Adam Blomfield <adman at adman.net> wrote:

> I actually believe that the VG224 defaults to high idle voltage. I have not
> been able to come up with anything that will makes this work off the VG224.
> I compared a debug of a call from the elevator phone that was disconnected
> to a call from my buttset that went through just fine. There are no
> differences between them. For some reason the elevator device is not liking
> the line and disconnecting itself, but nothing I have changed (idle voltage,
> output attenuation, input gain and a bunch of other miscellaneous stuff) has
> made any difference. I'm going to bring an ATA tomorrow to see if that makes
> any difference.
>
> Thanks to everyone who has made suggestions!
>
> -Adam
>
> On Wed, Aug 27, 2008 at 11:55 AM, Biffle, Gerrad <
> Gerrad.Biffle at greensboro-nc.gov> wrote:
>
>>  The "idle-voltage high" is a great suggestion.  We've had a lot of luck
>> with 12.4(15)T3 on our VG224s – no troubles to speak of.
>>
>>
>>
>> *From:* cisco-voip-bounces at puck.nether.net [mailto:
>> cisco-voip-bounces at puck.nether.net] *On Behalf Of *Carroll, Barry
>> *Sent:* Wednesday, August 27, 2008 12:13 PM
>> *To:* Adam; Ocampo, Walter
>>
>> *Cc:* cisco-voip
>> *Subject:* Re: [cisco-voip] Elevator Phone
>>
>>
>>
>> Adam,
>>
>>
>>
>> On the voice-port, try adding the 'idle-voltage high' command.  I've
>> experienced the same symptoms with elevator phones and intercoms and that
>> command resolved the issue.
>>
>>
>>
>> Thanks,
>>
>> -Barry
>>
>>
>>
>>
>>
>> *From:* cisco-voip-bounces at puck.nether.net [mailto:
>> cisco-voip-bounces at puck.nether.net] *On Behalf Of *Adam
>> *Sent:* Wednesday, August 27, 2008 7:15 AM
>> *To:* Ocampo, Walter
>> *Cc:* cisco-voip
>> *Subject:* Re: [cisco-voip] Elevator Phone
>>
>>
>>
>> Walter,
>>
>> The VG224 is running 12.4(9)T7. The calls are staying on campus, so I
>> can't debug it at the PSTN gateway. If I use an analog handset at the
>> location it works just fine - it appears to be an issue with the elevator
>> phone unit itself. I don't know if the phone is not detecting the ringing or
>> something like that. I'm going to head back over to it in a few minutes to
>> try some more hands on troubleshooting.
>>
>> Thanks,
>> Adam
>>
>> On Wed, Aug 27, 2008 at 9:00 AM, Ocampo, Walter <WOCAMPO at broward.org>
>> wrote:
>>
>> Hi Adam,
>>
>> How is the Port? It is up?,
>>
>> Do you the see the port unhook when they are dialing?I
>>
>> Also, try to make a call out to the PSTN and do a debug in the gateway to
>> see if you are getting the numbers?
>>
>> What version are you running in the VG224?
>>
>>
>>
>>
>>
>>
>>
>> *From:* cisco-voip-bounces at puck.nether.net [mailto:
>> cisco-voip-bounces at puck.nether.net] *On Behalf Of *Adam
>> *Sent:* Wednesday, August 27, 2008 9:14 AM
>> *To:* cisco-voip
>> *Subject:* [cisco-voip] Elevator Phone
>>
>>
>>
>> I have a couple of elevator phones connected to a VG224 gateway that do
>> not want to work. When you hit the call button they pick up the line and
>> dial digits, but after a couple of seconds they disconnect. Other elevator
>> units on campus work, but there is a combination of elevators manufacturers
>> and phone models. I unfortunately do not have the make and model of the
>> phones that don't work in front on me. Any suggestions? The VG224 gateways
>> are MGCP controlled.
>>
>> Thanks,
>> Adam
>>
>>
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