Chapter 9. Configuring Firewall/NAT Settings
RX3041H User’s Manual
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Field
Description
PASV Allow
initiation
of
a passive data connection.
PORT
Allow or deny Port Number to participate in an active data connection.
RETR
Allow or deny getting a file from the FTP server.
RMD
Allow Removing a directory.
RNFR Allow
Rename
from.
RNTO Allow
Rename
to.
DELE
Allow Deletion of a file.
SITE
Allow Site parameters (Specific services provided by the FTP server).
STOR
Allow or deny of putting a file to the FTP server.
SMTP Commands
Add the following command to an SMTP filter to:
Allow or deny initiating a mail transaction.
RCPT
Allow or deny identifying an individual recipient of the mail data.
DATA
Allow or deny mail data.
VRFY
Allow or deny verifying the existence of the user.
EXPN
Allow or deny identification for a mailing list.
TURN
Allow or deny the switching roles of the client and server, to send mail in the
reverse direction.
SEND
Allow or deny initiating a mail transaction.
HTTP (Deny
Following Files)
Add the following command to an HTTP filter to:
Java Applet
Deny all *.class files.
Java-archive
Deny all *.jar files.
MS Archive
Deny all *.msar files.
ActiveX
Deny all *.ocx files.
RPC Numbers
RPC numbers
Add this command to an RPC filter to allow or deny RPC program numbers.
9.8.1.2
Add an Application Filter
The application filter configuration is best explained with a few examples. Note that the configuration for RPC
and SMTP is similar to that for FTP and will not be presented here.
