Explanation An illegal response was received from the server, and the
connection is closed.
Gateway Action close
Recommended Action None.
Revision 1
Parameters peer
string
Context Parameters ALG Module Name
ALG Session ID
Connection
2.1.105. bad_port (ID: 00200233)
Default Severity CRITICAL
Log Message FTPALG: Bad port <port> from <peer>, should be within the range
(<range>). String=<string>. Closing connection.
Explanation An illegal "PORT" command was received from the server. It requests
that the client should connect to a port which is out of range. This is
not allowed, and the connection will be closed.
Gateway Action close
Recommended Action The FTP server could be compromised, and should not be trusted.
Revision 1
Parameters peer
port
range
string
Context Parameters ALG Module Name
ALG Session ID
Connection
2.1.106. bad_ip (ID: 00200234)
Default Severity CRITICAL
Log Message FTPALG: Invalid IP <ip4addr>, Server IP is <ip4addr_server>.
String=<string>. Closing connection.
Explanation The FTP Server requests that the client should connect to another IP
that it's own. This is not allowed, and the connection will be closed.
Gateway Action close
Recommended Action The FTP server could be compromised, and should not be trusted.
Chapter 2: Log Message Reference
88
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