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Bad voice quality

Hello

i have 2 BABX connected with 2 vic-2e/m (attached to cisco 1760 on both sides)

the 2 routers are connected with BRI (over ISDN°

i have implemented crtp compression and g729 Codec

when i have 2 voip call its ok

but when 3 or 4 voip call the quality is bad !!

what should i add to my configuration

thanks For help

1 REPLY
Bronze

Re: Bad voice quality

Below is a link that might help out. You will have to do one of two things, add bandwidth, or implement QoS.

http://www.cisco.com/univercd/cc/td/doc/product/voice/ip_tele/avvidqos/

Rick

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