Positives:
Protocol: FTP,TFTP,SNMP,RTCP,HTTP,DHCP,NAT, Codec: G.729A,VAD (Voice Activity Detection),Dynamic Jitter Buffer,G.711u,G.711a, QoS: ToS,RTCP Monitoring,IEEE 802.1p/Q,VAD, Supplementary Service: Call Transfer (H.450.2),Call Hold (H.450.4),Call Pick-up (H.450.5),Call Waiting (H.450.6),Message Waiting Indication (H.450.7),Call Transfer / Diversion (H.450.1)