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COMSPHERE 3800 Series Modems
14-24 November 1996 3810-A2-GB30-20
Table 14-2
(9 of 11)
3800 Series S-Registers
S-Register Front Panel BranchDescription
S69 Make Busy Via DTR
Register determines if the modem goes off-hook (busy) when DTR is Off.
Register has the following values:
0 = Disable
1 = Enable
Factory setting is Disable.
Configure\Edit\Line Dialer
S74 Network Position Identification
Register identifies each modem as either a control or tributary modem.
Register has the following values:
0 = Tributary
1 = Control
Factory setting is Tributary.
Configure\Edit\Misc
S75 Network Management Address
Register determines the modem’s network address. This address is used
when accessing the modem from the NMS.
Enter a value from 0 (network address 001) to 255 (network address
256).
Factory setting is 255.
Configure\Edit\Dial
S76 V.32bis Autorate (Dial Line)
Register determines if Autorating is used on dial lines when connected in
V.32bis mode.
Register has the following values:
0 = Enable
1 = Disable
2 = Start at 4800 bps
3 = Start at 9600 bps
Factory setting is Enable.
Configure\Edit\Dial Line
S77 DTR Alarm Reporting
Register determines whether an alarm is sent to the 6800 Series
Network Management System controller when the DTR signal has been
off for more than 10 seconds.
Register has the following values:
0 = Disable
1 = Enable
Factory setting is Disable.
Configure\Edit\Misc
S78 V.32bis Automode (Dial Line)
Register allows the modem (when operating on dial lines) to
automatically detect and connect to the remote modem’s modulation
scheme.
If the modem is in a modem pool attached to a System 85 Private
Branch Exchange (PBX), S78 should be set to 2. This modifies
parameters used during connection to the PBX.
Register has the following values:
0 = Enable
1 = Disable
2 = System 85
Factory setting is Enable.
Configure\Edit\Dial Line