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COMSPHERE 3900 Series Modems
5-42 September 1998 3910-A2-GN32-40
Table 5-6
(4 of 7)
V.42/MNP/Buffer Configuration Options
Flw Cntl of DTE: CTS_to_DTE
Nxt CTS_to_DTE Disable XON/XOFF
This configuration option is only available if Async/Sync Mode is configured for Async, and Error
Control Mode is not configured for DirectMode.
Flow Control of DTE. Determines how the modem controls the flow of data from the DTE.
H CTS to DTE
Method of flow control in which the modem raises and lowers its CTS interface lead to indicate
when the DTE should start and stop sending data.
H Disable
The modem cannot control the flow of data from the DTE.
H XON/XOFF
Method of flow control in which the modem sends XON and XOFF characters to the DTE to start
and stop the flow of data.
The AT commands for Disable are \Q0, \Q5, and \Q6.
The AT commands for XON/XOFF are \Q1 and\Q4.
The AT commands for CTS to DTE are \Q2 and \Q3.
Flw Cntl of Mdm: RTS_to_Mdm
Nxt RTS_to_Mdm Disable XON/XOFF
This configuration option is only available if Async/Sync Mode is configured for Async, and Error
Control Mode is not configured for DirectMode.
Flow Control of Modem. Determines how the DTE controls the flow of data from the modem.
H RTS to Modem
Method of flow control in which the modem respectively starts and stops data transmission based
upon the ON and OFF state of the DTE’s RTS signal.
H Disable
The DTE cannot control the flow of data from the modem.
H XON/XOFF
Method of flow control in which the modem starts and stops data flow based upon XON and XOFF
characters received from the DTE.
The AT commands for Disable are \Q0, \Q2, and \Q4.
The AT commands for XON/XOFF are \Q1 and\Q5.
The AT commands for RTS to Modem are \Q3 and \Q6.