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Getting Started
Reasons for Call Termination
The conditions described in Table 3-1 cause call termination.
Table 3-1. Reasons for Call Terminatio n
Condition
Abort Disconnect
(No answer, busy sig-
nal, no modem, etc.)
ATH
Loss of Carrier
Disconnect
Receive Long Space
Disconnect
DTR Disconnect
Loss of Line Current
Cleardown
LCD Display
Train Timeout
Protocol Link
Establishment Failure
Inactivity Timeout
Protocol Retry Limit
Exceeded
3-4
Description
Default 30 sec; select 1 to 255 sec
(S-register 7).
Disconnect command.
Select 100 ms to 25.5 sec (S-register 10).
Disabled or select 2 sec.
Disabled or select 10 ms to 2.55 sec
(S-register 25).
A disconnect method used in V.32 and V.34
mode.
When TALK/DATA is pressed, the LCD
displays DO YOU WANT TO GO TO
TALK? When YES is pressed modem hangs
up, if no telephone is connected or if the
connected telephone is not off hook. Pressing
NO displays DO YOU WANT TO
DISCONNECT? Press YES to disconnect.
Modem fails to establish communication
with remote site. Default is 30 seconds
(S-register 7).
Reliable mode only; failure to establish
reliable link.
Default is 0 or disabled; select for disabled or
1 to 255 minutes (S-register 8).
12 retransmissions of the frame.
Modem 3600
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