56K V.92 Data, Fax, and Voice Chipset

Table 2-2. V.44 / V.42 / V.42 bis MNPCommand Summary (Continued)

Note

Command

Function

Default

Range

Reported

by &Vn

 

 

 

 

 

 

 

 

 

 

 

 

\K2, 3

Nondestructive/expedited

 

 

 

 

 

 

 

 

 

 

\K4, 5

Nondestructive/nonexpedited

 

 

 

 

 

 

 

 

 

*

\Nn

Set operating mode

3

0–4

yes

 

 

 

 

 

 

 

\N0, \N1

Selects Buffer (Normal) mode with speed

 

 

 

 

buffering

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

\N2

Selects MNP Reliable mode

 

 

 

 

 

 

 

 

 

 

\N3

Selects V.42 Auto-reliable mode

 

 

 

 

 

 

 

 

 

 

\N4

Selects V.42 Reliable mode

 

 

 

 

 

 

 

 

 

 

\O

Originate reliable link

none

no

 

 

 

 

 

 

*

\Qn

Set serial port flow control

3

0–3

yes

 

 

 

 

 

 

 

\Q0

Disables flow control

 

 

 

 

 

 

 

 

 

 

\Q1

XON/XOFF software flow control

 

 

 

 

 

 

 

 

 

 

\Q2

Unidirectional hardware flow control

 

 

 

 

 

 

 

 

 

 

\Q3

Bidirectional hardware flow control

 

 

 

 

 

 

 

 

 

*

\T0

Disables inactivity timer

0

0–90

yes

 

 

 

 

 

 

 

\U

Accept reliable link

none

no

 

 

 

 

 

 

*

\Xn

Set XON/XOFF pass-through

0

0, 1

yes

 

 

 

 

 

 

 

\X0

Processes flow control characters

 

 

 

 

 

 

 

 

 

 

\X1

Processes flow control characters and

 

 

 

 

passes to local or remote

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

\Y

Switch to Reliable mode

none

no

 

 

 

 

 

 

 

\Z

Switch to Normal mode

none

no

 

 

 

 

 

 

*

-Jn

Set V.42 detect phase

1

0, 1

yes

 

 

 

 

 

 

 

-J0

Disables the V.42 detect phase

 

 

 

 

 

 

 

 

 

 

-J1

Enables the V.42 detect phase

 

 

 

 

 

 

 

 

 

*

"Hn

V.42 bis compression control

3

0–3

yes

 

 

 

 

 

 

 

“H0

Disables V.42 bis

 

 

 

 

 

 

 

 

 

 

“H1

Enables V.42 bis only when transmitting

 

 

 

 

data

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

“H2

Enables V.42 bis only when receiving data

 

 

 

 

 

 

 

 

 

 

“H3

Enables V.42 bis for both transmitting and

 

 

 

 

receiving data

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

"On

V.42 bis string length

32

6–250

yes

 

 

 

 

 

 

 

 

 

3,0,0,

 

 

 

+DS44=m

V.44 data compression

471,942,

See note a

no

 

140,140,

 

 

 

1884,

 

 

 

 

 

3768

 

 

 

 

 

 

 

 

 

 

 

 

 

 

a. See the +DS44=m description in Table 3-4for a full command description of parameter ranges.

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