Maintenance Console Location9.10 PBX Configuration—[1-1] Configuration—Slot—V-SIPGW—Port PropertyIP Codec Priority—1st, 2nd, 3rdSpecifies the priority of the codecs to be used. None is only available for 2nd and 3rd priorities.Value RangeG.711A, G.711Mu, G.729A, NoneMaintenance Console Location9.10 PBX Configuration—[1-1] Configuration—Slot—V-SIPGW—Port PropertyPacket Sampling Time (G.711A)Specifies the time interval between measurements (samples) of sound data during a conversation. The smallerthis number, the higher the quality of the transmitted sound.Value Range20 ms, 30 ms, 40 ms, 50 ms, 60 msMaintenance Console Location9.10 PBX Configuration—[1-1] Configuration—Slot—V-SIPGW—Port PropertyPacket Sampling Time (G.711Mu)Specifies the time interval between measurements (samples) of sound data during a conversation. The smallerthis number, the higher the quality of the transmitted sound.Value Range20 ms, 30 ms, 40 ms, 50 ms, 60 msMaintenance Console Location9.10 PBX Configuration—[1-1] Configuration—Slot—V-SIPGW—Port PropertyPacket Sampling Time (G.729A)Specifies the time interval between measurements (samples) of sound data during a conversation. The smallerthis number, the higher the quality of the transmitted sound.Value Range20 ms, 30 ms, 40 ms, 50 ms, 60 msMaintenance Console Location9.10 PBX Configuration—[1-1] Configuration—Slot—V-SIPGW—Port PropertyPC Programming Manual 2679.10 PBX Configuration—[1-1] Configuration—Slot—V-SIPGW—Port Property