IP Forwarding and iptables configuration - Revision history

George2 at 14:19, 1 March 2016

2016-03-01T14:19:27Z

2016-03-01T13:11:14Z

2016-03-01T11:13:24Z

2016-03-01T11:12:24Z

2016-03-01T11:12:02Z

2016-03-01T11:11:06Z

2016-02-19T20:59:49Z

2016-02-19T20:59:06Z

2016-02-19T20:53:56Z

2016-02-19T20:53:24Z

← Older revision		Revision as of 14:19, 1 March 2016
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	iptables -t nat -A PREROUTING -p tcp --dport 1111 -j DNAT --to-destination 2.2.2.2:1111<br>		iptables -t nat -A PREROUTING -p tcp --dport 1111 -j DNAT --to-destination 2.2.2.2:1111<br>
		+	iptables -t nat -A PREROUTING -p tcp --dport 3723 -j DNAT --to-destination 10.0.0.100:3389<br>

	and finally, we ask IPtables to masquerade:<br>		and finally, we ask IPtables to masquerade:<br>

@@ Line 30: / Line 30: @@
 iptables -t nat -D <br>
-http://unix.stackexchange.com/questions/205867/viewing-all-iptables-rules<br>
+Reference - http://unix.stackexchange.com/questions/205867/viewing-all-iptables-rules<br>
 <source lang="text">
 To get a complete presentation of the netfilter rules, you need

← Older revision		Revision as of 11:13, 1 March 2016
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	iptables -vL -t security		iptables -vL -t security
	</source>		</source>
		+	iptables --table nat --list or in the short form: <br>
		+	iptables -t nat -L<br>

@@ Line 32: / Line 32: @@
 http://unix.stackexchange.com/questions/205867/viewing-all-iptables-rules<br>
 <source lang="text">
-Thus, to get a complete presentation of the netfilter rules, you need
+To get a complete presentation of the netfilter rules, you need
 iptables -vL -t filter

← Older revision		Revision as of 11:12, 1 March 2016
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	http://unix.stackexchange.com/questions/205867/viewing-all-iptables-rules<br>		http://unix.stackexchange.com/questions/205867/viewing-all-iptables-rules<br>
		+	<source lang="text">
		+	Thus, to get a complete presentation of the netfilter rules, you need
		+
		+	iptables -vL -t filter
		+	iptables -vL -t nat
		+	iptables -vL -t mangle
		+	iptables -vL -t raw
		+	iptables -vL -t security
		+	</source>

← Older revision		Revision as of 11:11, 1 March 2016
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	iptables -t nat -D <br>		iptables -t nat -D <br>
		+
		+	http://unix.stackexchange.com/questions/205867/viewing-all-iptables-rules<br>

← Older revision		Revision as of 20:59, 19 February 2016
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	'''To delete an entry from the nat table''' <br>		'''To delete an entry from the nat table''' <br>
−	>	+
	iptables -t nat -L -n --line-numbers<br		iptables -t nat -L -n --line-numbers<br

← Older revision		Revision as of 20:59, 19 February 2016
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	iptables -t nat -A POSTROUTING -j MASQUERADE <br>		iptables -t nat -A POSTROUTING -j MASQUERADE <br>
		+
		+	'''To delete an entry from the nat table''' <br>
		+	>
		+	iptables -t nat -L -n --line-numbers<br
		+
		+	and find the line that matches the rules you want to deletes.<br>
		+	then
		+
		+	iptables -t nat -D <br>

@@ Line 15: / Line 15: @@
 '''Forwarding traffic from one port to another machine and port''' <br>
-# iptables -t nat -A PREROUTING -p tcp --dport 1111 -j DNAT --to-destination 2.2.2.2:1111<br>
+iptables -t nat -A PREROUTING -p tcp --dport 1111 -j DNAT --to-destination 2.2.2.2:1111<br>
 and finally, we ask IPtables to masquerade:<br>
 iptables -t nat -A POSTROUTING -j MASQUERADE <br>