APPENDIX G: V.25bis Operation

V.25bis Mode AT Commands

The following commands will either alter standard V.25bis behavior (so you must be careful in their use) or they are not allowed, as indicated. All other commands can be used in V.25bis operation.

A

Not Allowed

A/

Not Allowed

A:Not Allowed

D

Not Allowed

D...N

Not Allowed

$D

Alters Operation ($D1 in V25bis is direct call mode)

E

Alters Operation

&F

Alters Operation (removes modem from asynchronous

 

V.42bis mode)

N

Not Allowed

N...N

Not Allowed

ONot Allowed

PNot Allowed

TNot Allowed

UNot Allowed

WNot Allowed

XAlters Operation (X0 no connect message, X1 connect message)

,Not Allowed

;Not Allowed

!Not Allowed

@Not Allowed

+++AT<CR> Not Allowed

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Black Box MD1640A, MD1641A manual 25bis Mode AT Commands