... CancellationT.30 FAX with G.711Real time FAX over IP via T.38ProtocolsSIP V2 (RFC 3261,3262,3263,3264)Backward ... Router functionMAC Address CloningDHCP ServerPPTP/L2TP VPNPPPoESIP proxy redundancy – dynamic via DNS SRV, A recordsNAT Traversal by STUNDMZQoS with Layer 3DHCP ... TransferCall WaitingSpeed DialCaller ID and CWCIDHotlineReal time fax over IP via T.38T.30 FAX with G.711Dial PlanBlack ListCall ...