... bring remote VoIP user into PSTN network. For IP based Call Center solution, AG2196 is the idea remote access ... and MGCP. Work as IP-Centrex access terminal, AG2196 offers rich features, such as call transfer, call pick-up, conference, ... INFO, Transparent audioBillingRADIUS Interface; Polarity ReverseUser FeatureCaller ID, Call forward, Call transfer, Call fork, Hot line, Fashion ring, No disturbing, ...