Multi Tech Equipment MT5634ZBA-V-V92 manual Subparameters, Enable Synchronous Buffered Mode

MultiModemZBA-V-V92 User Guide	4 AT Commands, S-Registers, & Result Codes
+DS44?	Reports current options in the following format:
	direction, 0, 0, max_codewords_tx, max_codewords_rx,
	max_string_tx, max_string_rx, max_history_tx, max_history_rx.
	Example: +DS44: 3, 0, 0, 1024, 1024, 255, 255, 5120, 4096.
	Subparameters
direction	Specifies the DTE direction of the data compression.
0	No compression.
3	Compression in both directions (default).
max_codewords_tx	Specifies the maximum number of code words to be negotiated
	in the transmit direction.
1024	Default.
256–2048	Maximum number of code words in transmit direction.
max_codewords_rx	Specifies the maximum number of code words to be negotiated
	in the receive direction.
1024	Default.
256–2048	Maximum number of code words in receive direction.
max_string_tx	Specifies the maximum string length to be negotiated in the
	transmit direction.
255	Default.
31–255	Maximum string length in transmit direction.
max_string_rx	Specifies the maximum string length to be negotiated in the
	receivedirection.
255	Default.
31–255	Maximum string length in receivedirection.
max_history_tx	Specifies the maximum length of the history buffer to be negoti-
	ated in the transmit direction.
5120	Default.
512–11008	History buffer size in transmit direction.
max_history_rx	Specifies the maximum length of the history buffer to be negoti-
	ated in the receive direction.
4096	Default.
512–11008	History buffer size in receive direction.
Command: +ES=n	Enable Synchronous Buffered Mode
Values:	n = 6
Default:	None
Description:	Allows an H.324 video application direct access to the synchro-
	nous data channel. On underflow, the modem sends HDLC flag
	idle (0x7E) to the remote modem.·This special error control
	mode is overridden by any of the following commands: &F,
	&M, &Q, or \N.
+ES=6	Enables direct access to the synchronous data channel.
+ES=? Displays the allowed values.
+ES?	Displays the current value.

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