to be clear, the issue is not about Failover... the RUTx11 is using 4G traffic/data when not failed over. Tshoot file ... https://community.teltonika-networks.com/?qa=blob&qa_blobid=17375583763514820083
Should it not simply 'register' on 4G and stay Disconnected until a failover occurs?
No matter what I set -- IF it registers on 4G it Connects and uses data even (when not in failover!)
-- must be a bug, yes?
Some testing I did...
"AUTO" also registers on AT&T
Forcing to T-Mobile does register but still Connects and uses data
Both always show as roaming.
Often it connects to 4G for few minutes (and eats some data) then change to Searching and connect to 3G and stay there unless I reboot or change a setting.
Changing settings...
1. Result = 4G, Connected, T-Mobile, Registered (roaming) **data transfers
- Manually set APN (no authentication)
- turned OFF Deny Data Roaming
- set Service Mode to 4G (band selection = Auto)
2. Result = 4G, Connected T-Mobile, Registered (roaming) **data transfers
- changed :: Service Mode to AUTO
- rebooted (unplugged power)
3. Result = Disconnected & "Searching", 'State' loops between 3G<->4G constantly, AT&T
- changed :: turned ON Deny Data Roaming
4. Result = 3G, Disconnected, T-Mobile
- changed :: set Operators to Manual and selected T-Mobile (same as what it selects when in Auto during Test 1 & 2)
5. Result = 4G, Disconnected, Operator = N/A, Operator State = Unregistered
- changed :: turned OFF Deny Data Roaming
- changed :: Service Mode changed to 4G (LTE) Only
6. Result = 4G, Disconnected, Operator = N/A, Operator State = Unregistered
- changed :: turned ON Deny Data Roaming
7. Result = 3G, Disconnected, T-Mobile, Registered (roaming)
- changed :: Service mode = Auto
8. Result = 4G, Connected, T-Mobile, Registered (roaming) **data transfers
- changed :: turned OFF Deny Data Roaming