[Asterisk-Users] Asterisk <--> Cisco router

Kwijibo kwijibo at zianet.com
Fri Apr 30 09:11:18 MST 2004


Depends what kinda of Cisco you are talking about.  I used
to use a little MC3810 that just didn't have the processing
power to handle to many calls.

Steve

Rich Adamson wrote:

>>What codec should be used to connect a * box to
>>a cisco router which has a t1 with 24 trunks coming in?
>>
>>My router voip dial plan looks like this:
>>
>>dial-peer voice 2 voip
>> destination-pattern [1,2,,3,5,8]..
>> session protocol sipv2
>> session target ipv4:10.x.x.x
>> dtmf-relay cisco-rtp
>> codec g711ulaw
>> no vad
>>!
>>
>>The problem I have is when more than one call is on it,
>>sometimes the quality gets very bad.
>>
>>If more than one access the conference room it starts to 
>>blip real badly. 
>>    
>>
>
>Just a guess... ensure asterisk and the cisco (and anything else
>between the two) are running full-duplex ethernet. Doubtfull the
>problem is related to codecs, but then I don't have a cisco to
>test with either.
>
>Rich
>
>
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