Chapter 4 - AT Commands, S-Registers, and Result Codes

Command:

!N2=n

Function:

Data DN/MSN 2

Values:

n=25-character string

Default:

Null string

Description: Data DN/MSN 2 accommodates the functionality for handling acceptance of

 

incoming data. Data DN/MSN 2 can be set to the same value as the Voice

 

DN/MSN or Data DN/MSN 1. See the !N1= command description.

 

Note: If using the TA as a host for MultiLink PPP calls with the MP+ Dynamic

 

Bandwidth Allocation scheme (S59=1), Data DN/MSN 2 must be entered.

Command: *!N1=n

Function:

Voice DN/MSN

Values:

n = 25 character string

Default:

null string

Description: Sets the DN/MSN for the voice channel. See the !N1= command description.

Command:

!RXGn

 

Function:

Receive Gain

 

Values:

n = 0–10

 

Default:

!RXG6 (medium volume)

Description: Use !RXG to control the speaker level of an analog telephone device

 

connected to the AUX port. AT!RXG0 selects the lowest level, AT!RXG10

 

selects the highest level, and intermediate numbers select intermediate

 

levels.

 

 

!RXG0

Lowest speaker volume

 

 

through

 

!RXG10

Highest speaker volume

Command: !TXGn

 

Function:

Transmit Gain

 

Values:

n = 0–4

 

Default:

!TXG0 (No amplification)

Description: Use !TXG to amplify the microphone output of an analog telephone device connected to the AUX port. AT!TXG0 selects no amplification, AT!TXG4 selects the highest amplification, and intermediate numbers select intermediate amplification.

CAUTION: Do not adjust the gain unless absolutely necessary. It is very large at nonzero levels. Adjust only for special equipment that provides very low-level signals to the analog port.

!TXG0

No microphone amplification

 

through

!TXG4

Highest microphone amplification

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