ZyXEL Omni TA 128 User Guide - Page 77

10 Handling Analog Calls Analog adapters enable you to connect analog devices (e.g. telephone, fax, PBX, or modem) to an ISDN Basic Rate line. Any conventional analog telephony equipment which supports DTMF tone/pulse dialing can be plugged into any one of the two RJ-11 sockets (labeled phone 1 and phone 2) on the back of the TA128. This chapter will outline the steps you need to take to place and answer analog calls via your ISDN line. The analog adapters use RJ-11 phone jacks. The pin assignment of the jacks are shown in Chapter 18 . German ZyXEL customers: The inner two pins of the RJ-11 are used for the Tip and Ring (or a and b signals in Germany, the two signals that connect to a telephone set). This is the standard pin assignment, but some BZT-approved telephones use the outer two pins for a and b. If this is the case, use the attached TAE adapter which has a unique interface definition or use an RJ-11 cable that connects the inner pins on one end and the outer pins on the other end. The following table shows some of the most frequently used AT commands for your reference: AT Command ATDAs ATDBs AT&V6 AT&V7 AT&L0 or Description Automatically dial out for device connects to Phone 1, "s" represents the number string to dial. Automatically dial out for device connects to Phone 2. View current setting of analog adapter, Phone 1. View current setting of analog adapter, Phone 2. Assign analog calls to Phone 1 if the line is not 65