[asterisk-users] PSTN to SIP line ratio

Ivan Stepaniuk ivan at albafotonica.com
Thu Oct 15 11:44:17 CDT 2009


Shahnawaz Mir wrote:
> I am planning to deploy an Asterisk PBX for 100-200 users. I am not  
> sure about PSTN incoming/outgoing line ratio for SIP users. I mean if  
> you recall dial up internet the common line ratio is 1:10 (one line  
> for 10 users on access server or an E1 for 300 users). Can somebody  
> tell me what is the good ratio for incoming and outgoing analogue/ 
> digital PSTN lines.

I don't think there is an answer, it really depends on what your 200
users are going to do.

It is not the same if half of your 200 users are sales reps, or if you
are setting up 200 extensions for a school where the calls are going to
be mostly internal...

-- 
Iván Stepaniuk
Alba Fotónica S.L.
www.albafotonica.com



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