Poor Wireless Network Connection - Sierra Wireless AirLink ES440 User Manual

ALEOS 4.4.0 Software Configuration User Guide
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b. Reboot the device.
3. Click View Log.
4. On the View Log page, click Clear and then click Refresh.
VPN Troubleshooting
If you see the following lines in the log, it means the VPN Server is not answering.
notice openvpn[9199]: [UNDEF] Inactivity timeout (--ping-restart), restarting
notice openvpn[9199]: TCP/UDP: Closing socket
Check the VPN Server status.
When I configure a VPN, my Internet connection stops working.
When you configure a VPN, outgoing traffic from the host to the public Internet is
blocked by default, as a security measure. If you want to enable public Internet
traffic from the host:
1. In ACEmanager, go to VPN > Split Tunnel.
2. Change the Outgoing Host Out of Band field to Allowed.
3. Click Apply.

Poor Wireless Network Connection

ACE manager indicates that my AirLink device has a poor wireless
connection. What can I do to improve it?
For GSM or CDMA networks:
1. Check the RSSI value. If ACEmanager (Status screen) indicates a good RSSI
value, go to step 2. If it indicates a poor RSSI value:
· Check the antenna connection.
· Make sure you have the correct antenna for the device.
· You may be in an area with poor coverage. Check with your Mobile Network
Operator, or if possible, try moving the AirLink device to a new location.
2. Check the Ec/Io value. If ACEmanager (Status screen) indicates a poor Ec/Io
value:
· This may be a temporary network problem caused by local interference.
· A nearby laptop or other electronic equipment may be interfering with the
signal. Try moving the AirLink device to a different location.
For LTE networks:
1. Check the RSSI value. If ACEmanager (Status screen) indicates a good RSSI
value, go to step 2. If it indicates a poor RSSI value:
· Check the antenna connection.
· Make sure you have the correct antenna for the device.
· Try moving the AirLink device to a different location.
2. Check the RSRP value. If ACEmanager (Status screen) indicates a good
RSRP value, go to step 3. If it indicates a poor RSRP value:
· This may be a temporary network problem caused by local interference.
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