Use this field to set the first available RTP port in the RTP port range.
- SNMP ID:
 - 2.33.2.21
 - Console path:
 - Setup > Voice-Call-Manager > General
 - Possible values:
 0 … 65535
- Special values:
 - 0
 - Dynamic selection as long as RTP-Port-End is also set to "0".
 
- Default:
 - 0