USRobotics 3Com - Manual (Page 16)

12
8 Default time
255 Disable all connections except V.32 9600bps
S29 * V.21/V.23 Fallback timer (20)
S30 * Reserved
S31 * TAD Audio level adjust (128)
S32 * Bit mapped (16)
1 V.8 Call Indicate enable
2 Enable V.8 mode
4 Disable V.FC modulation
8 Disable V.34 modulation
16 Disable V.34bis modulation
32 Disable X2
64 Disable V.90
128 Reserved
S33 * Bit mapped (0)
1 Disable 2400 Symbol rate
2 Disable 2743 Symbol rate
4 Disable 2800 Symbol rate
8 Disable 3000 Symbol rate
16 Disable 3200 Symbol rate
32 Disable 3429 Symbol rate
64 Reserved
128 Disable Shaping
S34 * Bit mapped (0)
1 Disable 8S-2D trellis encoding
2 Disable 16S-4D trellis encoding
4 Disable 32S-2D trellis encoding
8 Disable 64S-4D trellis encoding
16 Disable Non linear coding
32 Disable TX level deviation
64 Disable Pre-emphasis
128 Disable Pre-coding
S38 * Set duration before forced on-hook termination of a data connection when DTR is de-asserted
during an MNP connection (0)
S41 * Bit mapped (0)
1 Enable Distinctive Ring detection
Note: Defaults are underlined.
* indicates that the S register is saved in NVRAM.
The volume of the ringing sound from the internal speaker used in DSVD mode will be stored in an
S register.