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How to shorten the end of dialing delay? 1

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Cawho

Vendor
Nov 28, 2003
44
CA
I have 3 route patterns,
One is for internal phones on a different system 2XXX
The othe is 9.XXXXXXX for people who dial 7 digits
ANd the last is 9.@ for 10 digit dialing.

But what happens is that the Call Manager waits for more than 7 digits and that timer is 15 seconds to long. I can't find where to change that timer. What is called the end of dialing timer and how can I make it shorter?

Thanks,


Cawho
PBX.Tech
 
The setting you are looking for is referred to as the 'interdigit timeout'. It is set up under Service Parameters and then the CallManager service. The actual value to change is the TimerT302_msec, it is set in milliseconds so your current setting of 15 seconds is 15000. The is a document on cisco.com that explains this setting linked below. Hope that helps!

Delay in Call Establishment: Configuring the Interdigit Timeout -
 
Alternatively, you can have people press # (which always signals end of dialing) when they are finished dialing a t0-digit call, instead of changing the interdigit timeout value.

Also, you may want to consider using specific route patterns for your 10-digit dialing; we're also in a forced 10-digit dialing area, and I use patterns such as 9.1888XXXXXXX, 888 signifying our local area codes. This also alleviates the need to set the interdigit timeout value. 9.@ can lead to such headaches sometimes that the only way I found around it would be to add very specific route patterns for our dialing needs.

TMH
 
I do this all the time and it works.
Use 2 Route Filters. 1st RF is Local-Area-Code 'does-not-exist'. The Filter tells CallManager to look for a 7 digit only call. 2nd RF is Local-Area-Code ='XXX' where XXX is your local area code for 10 digit dialing. Apply both in a Route Pattern of 9.@ with your local gateway. The only time you should run into trouble is if you have a phone number where area and office codes are the same like 419-419-XXXX. I don't know if this ever occurs in the wild. Leave the inter-digit timer alone unless you really need to.

Ron
 
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