Ericsson ZAT 19.2 Operation Manual page 82

This command determines which result codes are sent to the
DTE.
ATQOpi| Result codes enabled
ATQ1 er Result codes disabled.
ATQ2 pois Result codes disabled in answer mode
Result codes are messages given by the modem to inform the
operator about transmission speed, missing dial tone, busy line.
"Result codes described on page 3-56 may be displayed.
Associated S registers are $14, bit 2 (QO and Q1)
+S7, bit 3 (Q2)
\Q Local flow control
Commands: \Q0, \Q1, \Q2, \Q3,\Q4
This command specifies the local flow control between the
modem and the DTE. This flow control may be set independent
of the line flow contro!. Local flow control is disabled in direct
mode (\N1).
oT
ATIQO gH | - 2 + 1 No local flow control
ATIQ1 el ee Bi-directional local flow control using
XON/XOFF
ATIQ2¢%|
"|
Unidirectional local flow control using CTS
' -[RTSICTS
>
A
id)
7
7
AT\O4¢*2|
.
Unidirectional local flow control using
' | XON/XOFF
"For further information read chapter 8
3-44 LZTR104006 R1.00
ZAT 14.4/94.4-7 and Zat 19.2/19.2-7