Limiting TOTAL outbound voip channels in use

dwright154
Posts: 55
Member Since:
2007-02-14

So does anyone know a way to limit the total Voip channels in use? IE.

I have 3 sites:

Philly
Tampa
Austin

I've got a trunk from each to the other.

However, I would like to limit the total outgoing for site to site or LCR calls at Philly to 8 SIP trunk calls (dosen't matter if it is 8 to Tampa or Austin or a combo). I don't want to artificially limit either site either. Either should be able to use all 8 if they are available.

If the limit is reached, it should go out the PSTN. (For PSTN calls).

This is kind of Gatekeeper-ish functions.



skykingoh
Posts: 1016
Member Since:
2007-12-17
I know of no way to do this

I know of no way to do this without a Session Border Controller.

There is an OpenSBC project however it looked way out of my league to try and get it running.

I will be very interested in the responses.

Scott



percykwong
Posts: 660
Member Since:
2007-04-30
There is theoretically a way

There is theoretically a way to do this within the trunk configuration (set max channels), although I haven't tested it. I would venture to guess it might work, although I can't give you a definitive answer.

Then set your outbound route to fail-over to the other trunks after the sip trunk fails. So theoretically, you'll hit capacity (8), then route out to the other trunk.

-----------------------------------------------
Percy Kwong
www.swimminginthought.com

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Percy Kwong
www.swimminginthought.com



dwright154
Posts: 55
Member Since:
2007-02-14
Not quite though.

I understand the max trunks. I'll restate what I'm looking for:

The problem is that I have 2 trunks out of Philly: One to Tampa, one to Austin. I need to be able to control the TOTAL number of calls as an aggregate of the two to a maximum of 8. I need to be able to set both trunks to a max of "8", but only allow the total of both the trunks to be a total of "8".

The actual application is WAY more complex that these 3. this was just and example.



percykwong
Posts: 660
Member Since:
2007-04-30
look at openser. It'll do

look at openser. It'll do what you need, but keep in mind that you'll need to run your calls through it (which is a much better idea for larger installs anyway).

-----------------------------------------------
Percy Kwong
www.swimminginthought.com

--

-----------------------------------------------
Percy Kwong
www.swimminginthought.com



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