US Robotics COURIER HST User'smanual page 83

COURIER HST
Register Default Function
Sl7 0 Stores the reason for a received ARQ Link Disconnect. May
be requested by Technical Support if you're having a prob-
lem connecting in ARQ mode with another ARQ-mode
modem. At A TS] 7') the modem returns one of the following
codes:
I
Received data unit other than link request
2 Incompatible protocol level
3
Unknown parameters in link request
4
Remote modem retry timeout (Max. 12 tries)
5 Inactivity timeout
6
Destination user not found
254
Peer protocol error
255 User-initiated disconnect
SIS Reserved.
Sl9
0 Sets the duration, in minutes, for the Inactivity Timer. The
timer is activated when there is no activity on the phone
line. At the timeout the Courier hangs up.
S20
0 Stores the reason for the NO CARRIER result code. At
A TS20? the modem returns one of the following codes:
0
Key press abort
I
DTR dropped
2 Escape code (
+ + +)
issued
3 Loss of Carrier
4 Inactivity timeout
5
Automatic hangup with ARQ incompatibility
(&MS Mode)
6
ARQ Retry timeout (Max. 12 tries)
7
ARQ Received Link Disconnect (See S 17)
S21 10 Sets, in I 0-millisecond units, the length of Breaks sent
from the modem to the local terminal.
S22 17
Stores the ASCII decimal code for the XON character.
S23 19 Stores the ASCII decimal code for the XOFF character.
B-5.3