Alarm troubleshooting
User Guide
User Guide
5-7
20026 L1 start timeout Physical Layer (Layer 1) encountered an
issue and LTE services are not available,
the device shall resume normal operation
after self-healing.
If the alert persists, please
restart your device.
20027 DSP or PHY Crash Physical Layer (Layer 1) encountered an
issue and LTE services are not available,
the device shall resume normal operation
after self-healing.
If the alert persists, please
restart your device.
20028 Cell not
synchronized
There is an issue with the GPS. Ensure
open view of the sky.
LTE service may degrade if
the unit operates for long
period of time without
synchronization.
20029 Synchronization lost
with all sources
There is an issue with the GPS. Ensure open view of the sky.
LTE service may degrade if
the unit operates for long
period of time without
synchronization.
20030 Invalid PHY or RF
configuration
Parameters not set properly. Verify that all parameters are
set per guideline.
20031 System information
configuration failure
Parameters not set properly. Verify that all parameters are
set per guideline.
20034 Single MME
connection is down
The device is still functioning correctly.
The device will retry automatically
establishing the connection again.
This alert indicates that the
device cannot communicate
with one of Verizon
Network's redundancy
systems.
If the problem persists,
please contact Verizon
Wireless Customer Service.
20035 IPsec tunnel down The device cannot communicate with
Verizon's Network.
Please check the LAN/
Firewall settings,
connectivity status and
available bandwidth.
If the problem persists,
please contact Verizon
Wireless Customer Service.
Table 5-2. Alarm troubleshooting (continued)
Unique
Alarm ID
(Code)
Alarm Description Recommendation
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