ZyXEL Communications U-336R/RE manual Intelligent Features, Introduction

∙14 LED indicators (RE/RD).

∙15 LED indicators (R).

∙Extended AT command set with V.25bis.

∙Operates on 2-wire dial-up or 2-wire leased line (RE).

∙Operates on 2-wire dial-up or 2/4-wire leased line (R).

Intelligent Features

∙Automatic data, and fax call detection allows you to use a single telephone line to handle both voice and data 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, fax and voice calls (this feature requires communication software that supports distinctive ring, such as ZFAX)

∙Remote configuration capability.

2 Introduction