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