CodePudding user response:
Configure the FTP service to only use a limited number of ports for passive mode FTP
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1. In the IIS Manager, 7.0 In the Connections pane, click the top node for your server.
2. In the details pane, double - click the FTP is Firewall Support.
3. Enter the range of port Numbers that you want the FTP service to use. For example, 41000-41099 allows the server to support 100 passive mode, data connections simultaneously.
4. Enter the external IPv4 address of the firewall through which the data connections arrive.
5. In the Actions pane, click Apply to save your Settings.
Can be directly in the IIS configuration,
https://technet.microsoft.com/en-us/library/dd421710 (v=ws. 10). Aspx
CodePudding user response:
Personal advice, or do not use native Windows FTP service: first: really is quite complicated to configuration; Second: access control individuals, or directly use FileZilla collocation FlashFXP use!Your official to this problem is to have the answer:
Passive mode FTP data transmission under Windows default temporary port, the port is server and Windows server temporarily port range default is: 49152-65535,
To check the dynamic port range
Netsh int ipv4 show dynamicport TCP
Dynamic of TCP port range
Netsh int ipv4 set dynamicport TCP start=10000 num=1000
Reference: https://support.microsoft.com/zh-cn/help/929851/the-default-dynamic-port-range-for-tcp-ip-has-changed-in-windows-vista