Northern UTA220/UTA220k User Manual
Page 139
UTA220/UTA220k
C-5
AT Command Set
&Ln
Persistant DTR Dialing
n =
0
Disabled
1
Enabled
&Qn
Sync Mode
n =
0
Async
1
Sync - DTR disc delay
(S25)
2
Sync - DTR dialing
(auto answer disabled
while DTR down)
&Rn
Clear to Send (CTS)
n =
0
CTS follows RTS
<
default>
1
CTS always on when
on-line
&Sn
Data Set Ready (DSR)
0
DSR always on
<
default>
1
DSR on after protocol
installed except test
modes
&Yn
Select Powerup User Pro-
file (saved to non-volatile
immediately)
n =
0
Select Stored Profile
0 upon power up
<
default>
1
Select Stored Profile
1 upon power up
&Zn
Store Telephone Number
n =
0-9
0-40 characters (0-9,#,*)
\Qn
n =
0
Disable flow control
<
default>
2
Enable unidirectional
CTS flow control
3
Enable bidirectional
RTS/CTS flow control
4
Enable bidirectional
XON/XOFF flow
control
5
Transparent flow
control
6
Enable unidirectional
XON/XOFF flow
control
%A2=
Protocol
0
None - Clear Channel
1
TLink
2
V.120 <
default>
3
Bonding
Table C-1: UTA 220 AT Command Set (Continued)
Command
Description
Value
*Note: "by port" indicates that these switch parameters are associated with a
particular port. However, this does not exclude ports from sharing the same
SPID or TEI.+