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POftplib: Passive & NAT/address translation
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copied!<p>Is there a way to detect that the server returns its private network address when entering passive mode, and to translate it into its public address?<br> I don't have access to the server.</p> <pre><code>>>> # Python 2.7.3rc2 >>> from ftplib import FTP_TLS >>> ftps = FTP_TLS() >>> ftps.set_debuglevel(2) >>> ftps.connect("example.com", 123) *get* '220 Welcome to Synchrony Gateway FTP server\r\n' *resp* '220 Welcome to Synchrony Gateway FTP server' '220 Welcome to Synchrony Gateway FTP server' >>> ftps.auth() *cmd* 'AUTH TLS' *put* 'AUTH TLS\r\n' *get* '234 Using authentication type TLS\r\n' *resp* '234 Using authentication type TLS' '234 Using authentication type TLS' >>> ftps.login("foo", "***") *cmd* 'AUTH TLS' *put* 'AUTH TLS\r\n' *get* '234 AUTH command OK, waiting handshake\r\n' *resp* '234 AUTH command OK, waiting handshake' *cmd* 'USER foo' *put* 'USER foo\r\n' *get* '331 Send password please\r\n' *resp* '331 Send password please' *cmd* 'PASS ************' *put* 'PASS ************\r\n' *get* '230 User logged in, proceed\r\n' *resp* '230 User logged in, proceed' '230 User logged in, proceed' >>> ftps.prot_p() *cmd* 'PBSZ 0' *put* 'PBSZ 0\r\n' *get* '200 Command okay\r\n' *resp* '200 Command okay' *cmd* 'PROT P' *put* 'PROT P\r\n' *get* '200 Command okay\r\n' *resp* '200 Command okay' '200 Command okay' >>> ftps.set_pasv(True) >>> ftps.retrlines("LIST") *cmd* 'TYPE A' *put* 'TYPE A\r\n' *get* '200 Type set to A\r\n' *resp* '200 Type set to A' *cmd* 'PASV' *put* 'PASV\r\n' *get* '227 Entering Passive Mode (192,168,17,1,195,119)\r\n' *resp* '227 Entering Passive Mode (192,168,17,1,195,119)' </code></pre> <p>Thanks.</p>

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