★ ⭐Some APs cannot enable radio1 port

WX3840H ---- WA6638

Normal FIT AP+AC networking

After the AP registration goes online, the customer finds that the Radio1 ports of all APs are not able to get up, while Radio2 and Radio3 are working normally.

1. Check the configuration and find that Raido1 is configured correctly with radio enable configured on the command line.

2. Replicated in the lab, it was found that when the country code is configured as CN, Radio1 has the following optional channel:

When the country code is configured as PK, there are no optional channels under Radio1:

From this, the root cause can be found, because some overseas countries do not support 5G IF, and Radio1 is a 5G IF port, so when the country code is configured as local, Radio1 cannot be enabled.

1. According to local conditions, choose whether you can legally use the CN country code or not; 

2. Do not use the Radio1 RF port;