HP Compaq Presario,Presario 2105 Reference Manual page 113

Reference Information
Conexant AT Commands (Advanced Users Only) (Continued)
Command
+DS=
a,b,c,d
+DS44
= a,b,
c,d,e,f,g,h,i
7–4
(Conexant)
Controls V.42 bis data compression function ( b, c, and d are
optional):
■
a sets direction(s) of data compression function, seen by
DTE:
0=negotiated, no compression; 3=both directions
(default).
■
b =0 specifies modem does not disconnect if V.42bis is
not negotiated by remote modem as specified by a.
■
c sets maximum number of dictionary entries (2048)
that should be negotiated.
■
d sets maximum string length (32 bytes) to be negotiated.
Controls V.44 data compression function ( b, c, d, e, f, g, h, and i
are optional):
■
a sets direction(s) of data compression function, seen by
DTE: 0=negotiated, no compression; 1=transmit only;
2=receive only; 3=both directions (default).
■
b specifies whether modem disconnects if V.44 is
not negotiated by remote DCE as specified in
disconnect (default), 1=disconnect.
■
c : 0=stream method (default), 1=packet method,
2=multi-packet method.
■
d (256 to 2048) sets maximum code words to be negotiated
in transmit direction (default=2048).
■
e (256 to 2048) sets maximum code words to be negotiated
in receive direction (default=2048).
■
f (32 to 255) sets maximum string length to be negotiated in
transmit direction (default=32).
■
g (32 to 255) sets maximum string length to be negotiated
in receive direction (default=32).
■
h (2048 to 4096) sets maximum size of history buffer to be
negotiated in transmit direction (default=4096).
■
i (2048 to 4096) sets maximum size of history buffer to be
negotiated in receive direction (default=4096).
a:
0=do not
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