Situation description
The virtual machine pings mv normally. vm ping external network machine is normal
vm ping virtual machine is normal. The external network machine pings the vm normally
However, the virtual machine pinging the external network machine shows that the target host cannot be accessed, and the external network machine pinging the virtual machine also times out.
Approach
1. Disable the network port being used on the esxi system management page. Use another network port.
2. Restart the esxi system.
After testing, the network is normal.
reference video
[Challenge the most detailed ESXI configuration tutorial on the whole network, install soft routing, and play with remote desktop] https://www.bilibili.com/video/BV1Gh411q759