IPO to AAstra-Ericsson BP250 H323 trunk

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  • lcarli
    Aspiring Member
    • Sep 2011
    • 1

    IPO to AAstra-Ericsson BP250 H323 trunk

    hi to everybody, I need to setup a H323 trunk link between IPO and Aastra-Ericsson BP250. I have an IPO v7 and a BP250 R15 in my lab. I succeeded in making calls between Avaya IP Phone and any kind on phone of BP250 but when I try to call from Analogue-Digital Avaya Phone to BP250 (any phone) I have no speech. The codecs are the same on both systems, and when I call from Avaya IP Phone the RTP flow starts from IP Phone and reach the IP board on BP250. I think the problem involves the VCM module on IPO in fact is the case of a call beginning or ending from to a digital or analogue phone. The signalling succeded but no RTP flow begins. The line configuration on IPO have the direct media enabled, and if I disable it, I lose speech even on IP Phones. The same configuration works fine from IPO to Nortel BCM and from IPO to Patton gateways.
    Any suggestion is appreciated.

    Luan Carli
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