COMSPHERE 3825Plus Modem
4-24
November 1996
3825-A2-GB30-20
Table 4-2
(8 of 10)
3825
Plus S-Registers
S74
Network Position Identification
Register identifies each modem as either a control or tributary modem.
Register has the following values:
0 = Tributary
1 = Control
The factory setting is Tributary.
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).
The value of S75 is 255 when the modem is shipped. The value of S75 is not affected by factory default templates.
S76
Autorate (Dial Line)
Determines if the Autorate function is used on dial lines when connected in V.32bis, V.34
terbo, or V.34 mode. Autorate
allows the modem to adjust line speed due to varying VF line quality.
Register has the following values:
0 = Enable
1 = Disable
2 = Start at 4800 bps (V.32bis only)
3 = Start at 9600 bps (V.32bis only)
The factory setting is enable.
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
The value of S77 is Disable when the modem is shipped. The value of S77 is not affected by factory default templates.
S78
Automode (Dial Line)
If enabled, automode permits the modem to automatically connect to a remote modem using any supported modulation
scheme.
If disabled, the modem only supports the modulation scheme selected by the S41 register (Dial-Line Rate).
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
The factory setting is Enable.
