Intelligent Features - ZyXEL Communications U-336S User Manual

Extended AT command set with V.25bis.
Operates on 2-wire dial-up or 2-wire leased line.

Intelligent Features

Automatic data and voice call detection allows you to use a single
telephone line to handle both types of calls.
Asynchronous and synchronous modes for reliable serial data
communication.
Fast retrain with automatic fall-forward and fall-back. Your modem
will automatically fall back to lower speeds when communicating
with slower modems and when encountering unstable or variable
line conditions.
Call-back security and password protection restricts access to
authorized callers only.
Caller ID identifies incoming calls before you answer (you must
subscribe to this service through your telephone company in order
for your modem to identify callers).
Distinctive ring detects data and voice calls (this feature requires
communication software that supports distinctive ring, such as
ZFAX)
Remote configuration capability.
EDR (extended Distinctive Ring).
Flash EPROM memory lets you easily upload new firmware,
providing you with easy access to new features.
Introduction 3