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	<id>https://onnocenter.or.id/wiki/index.php?action=history&amp;feed=atom&amp;title=Script_NAT_Proxy_untuk_Modem_3G</id>
	<title>Script NAT Proxy untuk Modem 3G - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://onnocenter.or.id/wiki/index.php?action=history&amp;feed=atom&amp;title=Script_NAT_Proxy_untuk_Modem_3G"/>
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	<updated>2026-05-03T15:37:52Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://onnocenter.or.id/wiki/index.php?title=Script_NAT_Proxy_untuk_Modem_3G&amp;diff=3696&amp;oldid=prev</id>
		<title>Onnowpurbo at 01:42, 25 April 2008</title>
		<link rel="alternate" type="text/html" href="https://onnocenter.or.id/wiki/index.php?title=Script_NAT_Proxy_untuk_Modem_3G&amp;diff=3696&amp;oldid=prev"/>
		<updated>2008-04-25T01:42:06Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class=&quot;diff diff-contentalign-left diff-editfont-monospace&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
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				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 01:42, 25 April 2008&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot; &gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Pastikan terlebih dulu sambungan 3G telah terjalin dengan baik. Selanjutnya baru kita dapat menjalankan script Internet Connection Sharing ini. Isi detail script silahkan lihat di bawah.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Pastikan terlebih dulu sambungan 3G telah terjalin dengan baik. &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;Salah satu yang paling mudah adalah [[Penggunaan Vodafone Mobile Connect Card Driver For Linux]].&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt; &lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt; &lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Selanjutnya baru kita dapat menjalankan script Internet Connection Sharing ini. Isi detail script silahkan lihat di bawah.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Untuk menjalankan script&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;Untuk menjalankan script&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt; &lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Onnowpurbo</name></author>
	</entry>
	<entry>
		<id>https://onnocenter.or.id/wiki/index.php?title=Script_NAT_Proxy_untuk_Modem_3G&amp;diff=3695&amp;oldid=prev</id>
		<title>Onnowpurbo: New page: Pastikan terlebih dulu sambungan 3G telah terjalin dengan baik. Selanjutnya baru kita dapat menjalankan script Internet Connection Sharing ini. Isi detail script silahkan lihat di bawah. U...</title>
		<link rel="alternate" type="text/html" href="https://onnocenter.or.id/wiki/index.php?title=Script_NAT_Proxy_untuk_Modem_3G&amp;diff=3695&amp;oldid=prev"/>
		<updated>2008-04-25T01:40:53Z</updated>

		<summary type="html">&lt;p&gt;New page: Pastikan terlebih dulu sambungan 3G telah terjalin dengan baik. Selanjutnya baru kita dapat menjalankan script Internet Connection Sharing ini. Isi detail script silahkan lihat di bawah. U...&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Pastikan terlebih dulu sambungan 3G telah terjalin dengan baik. Selanjutnya baru kita dapat menjalankan script Internet Connection Sharing ini. Isi detail script silahkan lihat di bawah.&lt;br /&gt;
Untuk menjalankan script&lt;br /&gt;
&lt;br /&gt;
 # ./script.sh start&lt;br /&gt;
&lt;br /&gt;
Untuk mematikan&lt;br /&gt;
&lt;br /&gt;
 # ./script.sh stop&lt;br /&gt;
&lt;br /&gt;
Agar script.sh langsung on waktu komputer di booting, anda dapat menuliskan script tersebut di folder (misalnya) /root. Masukan pada file /etc/rc/local perintah&lt;br /&gt;
&lt;br /&gt;
 /root/script.sh start&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
Isi script.sh adalah seperti tampak di bawah ini. Ada beberapa parameter yang perlu di perhatikan yaitu&lt;br /&gt;
&lt;br /&gt;
* UPLINK&lt;br /&gt;
* NAT&lt;br /&gt;
* INTERFACES &lt;br /&gt;
&lt;br /&gt;
Pastikan bahwa anda mengisi ketiga-nya dengan benar.&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Script Internet Connection Sharing==&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
 #!/bin/bash&lt;br /&gt;
 # From: AHK &amp;lt;akuhon@kompas.com&amp;gt;&lt;br /&gt;
 # To: linux-admin@linux.or.id&lt;br /&gt;
 # Save this file and activate through # file_name start&lt;br /&gt;
 # and de-activate through # file_name stop&lt;br /&gt;
&lt;br /&gt;
 # This firewall-script can be used for workstation, laptop, router&lt;br /&gt;
 # or server that are not running network service (such as web server, ftp&lt;br /&gt;
 # server etc)&lt;br /&gt;
&lt;br /&gt;
 # change the parameter UPLINK with Interface device to the Internet.&lt;br /&gt;
 # In our case WLAN router with NIC wlan0 connected to the Internet&lt;br /&gt;
 # and LAN connection with eth0.&lt;br /&gt;
 # if you use dial-up modem, you might use ppp0 as your UPLINK&lt;br /&gt;
&lt;br /&gt;
 UPLINK=&amp;quot;ppp0&amp;quot;&lt;br /&gt;
&lt;br /&gt;
 # if you run the gateway as router and forward IP packet between eth devices&lt;br /&gt;
 # please fill .yes., if not, please fill .no.&lt;br /&gt;
&lt;br /&gt;
 ROUTER=&amp;quot;yes&amp;quot;&lt;br /&gt;
 &lt;br /&gt;
 # Please change 192.168.1.100 to your static IP address of UPLINK device.&lt;br /&gt;
 # For those who use dial-up or dynamic IP, please enter .dynamic.&lt;br /&gt;
&lt;br /&gt;
 # NAT=&amp;quot;192.168.1.100&amp;quot;&lt;br /&gt;
&lt;br /&gt;
 NAT=&amp;quot;dynamic&amp;quot;&lt;br /&gt;
&lt;br /&gt;
 # please list all network interfaces including eth devices&lt;br /&gt;
 # as well as dial-up interface such as ppp0&lt;br /&gt;
&lt;br /&gt;
 INTERFACES=&amp;quot;lo eth0 eth1 eth2 ppp0&amp;quot;&lt;br /&gt;
&lt;br /&gt;
 if [ &amp;quot;$1&amp;quot; = &amp;quot;start&amp;quot; ]&lt;br /&gt;
   then&lt;br /&gt;
   echo &amp;quot;Activate Firewall ..... &amp;quot;&lt;br /&gt;
   /sbin/iptables -F&lt;br /&gt;
   /sbin/iptables -P INPUT DROP&lt;br /&gt;
   /sbin/iptables -A INPUT -i ! ${UPLINK} -j ACCEPT&lt;br /&gt;
   /sbin/iptables -A INPUT -i ${UPLINK} -p tcp -s 0/0 --dport 25 -j ACCEPT&lt;br /&gt;
   /sbin/iptables -A INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT&lt;br /&gt;
   /sbin/iptables -A INPUT -p tcp -i ${UPLINK} -j REJECT --reject-with tcp-reset&lt;br /&gt;
   /sbin/iptables -A INPUT -p udp -i ${UPLINK} -j REJECT --reject-with icmp-port-unreachable&lt;br /&gt;
&lt;br /&gt;
 # turn off packet spoofing in all interfaces&lt;br /&gt;
 for x in ${INTERFACES}&lt;br /&gt;
   do&lt;br /&gt;
     echo 1 &amp;gt; /proc/sys/net/ipv4/conf/${x}/rp_filter&lt;br /&gt;
   done &lt;br /&gt;
&lt;br /&gt;
 if [ &amp;quot;$ROUTER&amp;quot; = &amp;quot;yes&amp;quot; ]&lt;br /&gt;
   then&lt;br /&gt;
   # Activate IP forwarding at router&lt;br /&gt;
     echo 1 &amp;gt; /proc/sys/net/ipv4/ip_forward&lt;br /&gt;
 if [ &amp;quot;$NAT&amp;quot; = &amp;quot;dynamic&amp;quot; ]&lt;br /&gt;
   then&lt;br /&gt;
   # Dynamic IP address, activate Masquerading&lt;br /&gt;
     echo &amp;quot;Activate Masquerading (Dynamic IP) ....&amp;quot;&lt;br /&gt;
     /sbin/iptables -t nat -A POSTROUTING -o ${UPLINK} -j MASQUERADE&lt;br /&gt;
 elif [ &amp;quot;$NAT&amp;quot; != &amp;quot;&amp;quot; ]&lt;br /&gt;
   then&lt;br /&gt;
   # Static IP address use source NAT&lt;br /&gt;
   echo &amp;quot;Activate SNAT (static IP) ....&amp;quot;&lt;br /&gt;
   /sbin/iptables -t nat -A POSTROUTING -o ${UPLINK} -j SNAT --to ${NAT}&lt;br /&gt;
 fi&lt;br /&gt;
&lt;br /&gt;
 fi&lt;br /&gt;
   elif [ &amp;quot;$1&amp;quot; = &amp;quot;stop&amp;quot; ]&lt;br /&gt;
     then&lt;br /&gt;
       echo &amp;quot;Deactivate Firewall ...&amp;quot;&lt;br /&gt;
       /sbin/iptables -F INPUT&lt;br /&gt;
       /sbin/iptables -P INPUT ACCEPT&lt;br /&gt;
       /sbin/iptables -F FORWARD&lt;br /&gt;
       /sbin/iptables -P FORWARD ACCEPT&lt;br /&gt;
       /sbin/iptables -F OUTPUT&lt;br /&gt;
       /sbin/iptables -P OUTPUT ACCEPT&lt;br /&gt;
       # Turn off NAT or MASQUERADING&lt;br /&gt;
       /sbin/iptables -t nat -F POSTROUTING&lt;br /&gt;
 fi&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
&lt;br /&gt;
==Pranala Menarik==&lt;br /&gt;
&lt;br /&gt;
* [[Wireless Internet]]&lt;/div&gt;</summary>
		<author><name>Onnowpurbo</name></author>
	</entry>
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