For Omnicomm OKO 3.0 terminals in the “Settings” tab select the “Auxiliary equipment” section from the list.

In the “GSM Signal Jamming Detector” section:

GSM jamming detector can be activated when SMS configuration is enabled (see GSM and SMS parameters).

“Sending SMS on GSM signal jamming detection” – check the box to send SMS upon registering the GSM network signal jamming.