The newly expanded TiKV node cannot connect to PD

Note:
This topic has been translated from a Chinese forum by GPT and might contain errors.

Original topic: 新扩容的tikv节点连不上pd

| username: TiDBer_lW81TNHi

【TiDB Usage Environment】Production Environment
【TiDB Version】5.2.0
【Encountered Problem】

The network between TiKV and PD is connected.

| username: h5n1 | Original post link

Check if ports 2379 and 2380 from TiKV to PD are open, and use tiup cluster display xxx to see the current cluster status.

| username: Kongdom | Original post link

Is there any error message?