4G network card node abnormality

Which system do you use? Android, Ubuntu, OOWOW or others?

ubuntu

Which version of system do you use? Please provide the version of the system here:

selft build

Please describe your issue below:

4G node encountered an exception
As follows:
```bash
enxae0c29a39b6d: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet6 fe80::559c:465c:c1cc:3862  prefixlen 64  scopeid 0x20<link>
        ether ae:0c:29:a3:9b:6d  txqueuelen 1000  (Ethernet)
        RX packets 2  bytes 100 (100.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 10  bytes 1220 (1.2 KB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

help ,help…
Where did the configuration change cause it?