... 1 CO lineSupport 8 SIP clients4 SIP trunksIP PBX features : recording, IVR, Video calls, 3-way-conference Highlihgt:One system with ... as voice mail, call transfer, conference,call hold, hunting groups, and automated attendantCompatible with SIP based new generation voice terminals ... transfer to PSTN, 3-way-conference, recording on flySIP proxy Support up to 8 SIP clientsSIP trunk IMS/NGN, Registration ...