... extension and 1 CO lineSupport 8 SIP clients4 SIP trunksIP PBX features : recording, IVR, Video calls, 3-way- ... for centralized managementProvide new service through firmware upgradeApplication 2 (SoHo) Provide wireless data and voice communicationSmartphone with extension ... binding for anti ARP spoofingIP/MAC filtering, website filteringIP PBX features: Auto Attendant IVR with time schedule, queuing, ...