74 handling analog calls (non-data) – ZyXEL Communications ACCESSING INTERNET & INTRANET omni series User Manual

Page 86

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74 Handling Analog Calls (non-data)

Phone 1

MSN

Matched

Phone 2

MSN

Matched

Global Call

(No Called

Party No.)

S120.2

(Default=0)

AT&Ln

(Default

n=0)

Phone 1

Phone 2

ь

ы

ы

-

-

Ring

-

ы

ь

ы

-

-

-

Ring

Unassigned Unassigned

û

0

-

Ring

Ring

Unassigned Unassigned

û

1

n=0

Ring

-

Unassigned Unassigned

û

1

n=1

-

Ring

ь

ь

ы

0

-

Ring

Ring

ь

ь

ы

1

n=0

Ring

-

ь

ь

ы

1

n=1

-

Ring

ы

ы

ы

-

-

-

-

-

-

ь

0

-

Ring

Ring

-

-

ü

1

n=0

Ring

-

-

-

ü

1

n=1

-

Ring

The default MSN sub-address (or EAZ) for 1TR6 (Old German
ISDN) of the a/b adapters are as follows:

Phone 1: EAZ = 4 (&ZI7=4)

Phone 2: EAZ = 3 (&ZI6=3)

A global call is an inbound voice call without the information of
destination phone number (Called-Party-Number) which happens
more often than not on some switches when the calling site is on the
PSTN (analog telephone). By default, the TA will route the global
call to both the POTS ports (make them alert). The one that picks up
the phone earlier answers the call.

AT Commands

Description

ATS87.0=0

Enable POTS port 1 to accept global
calls.(Default)

ATS87.0=1

Disable POTS port 1 to accept global calls.

ATS87.1=0

Enable POTS port 2 to accept global
calls.(Default)

ATS87.1=1

Disable POTS port 2 to accept global calls.

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