ZyXEL U-336R User Guide - Page 134

Command bit dec hex Function and description Ref. speed fixed at 9600 if link speed is 7200, DTE speed follows link speed. When selected with &B1, DTE speed fixed at current rate when an ARQ connection is made, when a non-ARQ connection is made, DTE speed follows the link speed. (See also S18) 7 128 80 Enable UK (Australian, Singapore, Indian, etc.,) type short-to-short (discontinuous) ring-back detection. S45= dec hex Delay during which the CND +087 0- 0-FF silence detection is disabled, in 255 20 ms units. (See also S46) S46= dec hex CND silence detection interval +003 0- 0-FF To process the CND, silence 255 must be detected for the specified interval, in 20 ms units S48= bit dec hex Bit-mapped register +000 0 1 1 Cause CND information to be reported in raw format 1 2 2 Enable DATA ONLY mode. Auto-detect V.34/ZyX/V.32bis/V.22bis/V.2 3/V.21 Bell 103 when answering. If the connection try fails, the modem will continuously recycle the handshaking procedure until the S7 register 120 Status Registers & Result Codes