Limitations and known issues

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Trading and C&C > Turret Proxy To Open communication (TPO) > DDI Sharing > DDI Lines & Radio Systems > DMR AIS based radio systems

 

•Only two supplementary services are supported : Status Messaging and Short Data Messaging (Tait).

 

•For group calls, the TPO can handle per-over, per-conversation or semi-permanent conversation modes (by using on-demand and permanent slots). For individual calls, only per-conversation mode is supported (on slots without properties).

 

•Extensions of talk groups, individuals, and other lines configured in the TPO and turret must not overlap. If it overlaps, some features could have undefined behaviors.

 

•Conferencing 2 Talk Group DDI slots is not allowed.