... Standard G.723.1,G.729A/B,PCM A/U code Call forwarding, Call hold, Caller ID, DND standard ... for both carrier and enterprise.Security and reliabilityAdministrator authentication mechanism is used to ensure that information and data are secured.Protocols ... FeaturesCaller IDBellcore Type 1 & 2, ETSI,BT,NTT, and, DTMF-based CIDPolarity ReversalYesHomologationSafetyULComplianceFCC,CE 32 FXS VoIP Gateway ...