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| 2015-10-02 | 2016-01-11 | ||
| modes in the title (martin) | smart anchor (martin) | ||
| Line 49: | Line 49: | ||
| When there's %%NAT%% in your network, you have to configure an external IP address that the WinSCP needs to provide to the %%FTP%% server using ''PORT'' command. So that the server can correctly connect back to WinSCP to open the data connection. For that use //[[ui_pref_network|External IP address]]// setting in Preferences. | When there's %%NAT%% in your network, you have to configure an external IP address that the WinSCP needs to provide to the %%FTP%% server using ''PORT'' command. So that the server can correctly connect back to WinSCP to open the data connection. For that use //[[ui_pref_network|External IP address]]// setting in Preferences. | ||
| - | ===== Smart Firewalls/NATs ===== | + | ===== [[smart]] Smart Firewalls/NATs ===== |
| Some firewalls/NATs try to automatically open/close data ports by inspecting %%FTP%% control connection and/or translate the data connection %%IP%% addresses in control connection traffic. | Some firewalls/NATs try to automatically open/close data ports by inspecting %%FTP%% control connection and/or translate the data connection %%IP%% addresses in control connection traffic. | ||
| With such a firewall/%%NAT%%, the above configuration is not necessary for a plain unencrypted %%FTP%%. But this cannot work with [[ftps|FTPS]], as the control connection traffic is encrypted and the firewall/%%NAT%% cannot inspect nor modify it. | With such a firewall/%%NAT%%, the above configuration is not necessary for a plain unencrypted %%FTP%%. But this cannot work with [[ftps|FTPS]], as the control connection traffic is encrypted and the firewall/%%NAT%% cannot inspect nor modify it. | ||