AT+i Programmer's Manual - SE Spezial-Electronic AG

33.4.6 +iRTO — Delay Period between Redials to ISP
Syntax: AT+iRTO=n
Nonvolatile Parameter Database
Sets delay period, in seconds, between redials to ISP.
Parameters: n= Number of seconds to delay before redialing the ISP,
after a busy signal or in the event that the ISP did not
answer the call. iChip will enforce a minimal 5 second delay
for values of n less than 5 seconds.
Command Options: n=0 .. 3600 [seconds]
Default: n=180 [seconds]
Result Code:
I/OK If n is within limits
I/ERROR Otherwise
AT+iRTO~n Temporarily sets the number of seconds to delay before
redialing the ISP. The permanent value will be restored after
completing the next session, whether the session was
successful or not.
AT+iRTO? Reports the current number of seconds to delay before
redialing the ISP. The reply is followed by I/OK.
AT+iRTO=? Returns the message ―0-3600‖ followed by I/OK.