Multi-Tech Systems MTA128ST-USB - Manual (Page 46)

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MultiModemISDN User Guide
MTA128ST-USB
S-register: S30
Function:
On-line Inactivity Timer
Unit: 1 minute
Range: n=0 Does not disconnect
n=1–255
Default: 0 (does not disconnect)
Description: Makes the TA disconnect a data connection if no data is transmitted or
received for the specified time. It will NOT cause a POTS call (voice/modem/
fax) to disconnect. The timer restarts any time a data character passes
through the serial port (either sent or received). Disable the inactivity timer
by setting S30=0, which is the factory default setting. S30 currently works for