Yeastar 4G LTE Module User Guide
11
ICMP Detection
ICMP detection is used to check if the current connectivity is active. If you choose cellular network as
a failover network, you need to enable ICMP detection.
1. Check the checkbox for “Enable ICMP Detection”.
2. Select a detection server from the drop-down menu, or you can enter a server in the textbox
directly. Click “Test” to test if the PBX could access the detection server.
3. Set detection interval, timeout and retries.
4. Click “Save” and “Apply”.
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