Master VOS3000 G729 Annex B silence suppression with 5 modes: Auto, Yes, No, None, Passthrough. Configure VAD per routing gateway, avoid voice clipping, and optimize bandwidth on SIP and H323 gateways.
VOS3000 SIP Publish Expire: Essential Gateway Concurrency Guide
Master VOS3000 SIP publish expire with SS_SIP_PUBLISH_EXPIRE. Configure 30-7200s timeout for gateway concurrency control, PUBLISH method status management, and automatic call limit enforcement.