Loading action parameters for 'SMS On Down-Servers (S)'.
Executing action 'SMS On Down-Servers (S)'.
Initializing Action...
Maximum connection time to process script set to: 150 seconds
Sending SMS Message via Modem...
sending "ATE0Q0V1X4F1
"
waiting for completion
returned ""
sending "AT
"
waiting for completion
returned ""
Failed to receive OK from modem. ""
sending "+++"
sending "ATH0
"
Connection time: 32 seconds
Send Complete.
SMS Action was NOT successful (31).
SMS Action was NOT successful (31).

Anyone here an Idea why ?