Port 62: asynchronous communication adapter service, that is, to ensure that devices communicate at different rates.

Port 74: Remote Job Service

Port 49152: the initial temporary port of Vista. 49 153-49 156 is a temporary port opened by the system, but I don't know why I need to listen.

Port 2209: Information network port 2209. The standard service running on this port is rimf-ps. Scan the port online to test the security of the firewall, and visit the Internet to see whether the door is open or closed.