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Outgoing calls, Dialing out using isdn mode – ZyXEL Communications ACCESSING INTERNET & INTRANET omni series User Manual

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ISDN Communication Basics 27

The omni supports either verbose result code (i.e. “OK”) or
numerical result code (i.e. “0"). You can use ATVn command to set
it one way or the other:

Command

Description

ATV0

Select numerical result code.

ATV1

Select verbose result code.

Outgoing Calls

The omni has 3 modes in which to send communication over ISDN
network.

ISDN data.

Analog port, Phone 1 communication (non-data).

Analog port, Phone 2 communication (omni.net).

These modes are auto-switching based on the commands you issue.
Let’s take a look at how the communication mode is automatically
switched. At your terminal program, proceed with the following
instructions:

Dialing out using ISDN mode

The command “ATDI” tells your TA that you want to make an ISDN
data call and to therefore use the ISDN mode to call out.

Type:

ATDI17142630398

(Make an ISDN call)

Dialing out using ISDN mode’s optional Speech Bearer
Service

Your TA supports ISDN data utilizing Speech Bearer Service. To
enable this function, you need to set S-register S83 bit 7 to 1
(ATS83.7=1). This function is useful in the areas where ISDN
service providers charge lower usage rate for voice (speech) calls. To
enable this function, type: