<?xml version="1.0" encoding="UTF-8"?>
<rss version="2.0"
	xmlns:content="http://purl.org/rss/1.0/modules/content/"
	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:atom="http://www.w3.org/2005/Atom"
	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
	xmlns:slash="http://purl.org/rss/1.0/modules/slash/"
	xmlns:georss="http://www.georss.org/georss" xmlns:geo="http://www.w3.org/2003/01/geo/wgs84_pos#" xmlns:media="http://search.yahoo.com/mrss/"
	>

<channel>
	<title>irwan piesessa</title>
	<atom:link href="http://irwanp.wordpress.com/feed/" rel="self" type="application/rss+xml" />
	<link>http://irwanp.wordpress.com</link>
	<description>irwan piesessa</description>
	<lastBuildDate>Fri, 28 Jan 2011 10:21:15 +0000</lastBuildDate>
	<language>en</language>
	<sy:updatePeriod>hourly</sy:updatePeriod>
	<sy:updateFrequency>1</sy:updateFrequency>
	<generator>http://wordpress.com/</generator>
<cloud domain='irwanp.wordpress.com' port='80' path='/?rsscloud=notify' registerProcedure='' protocol='http-post' />
<image>
		<url>http://s2.wp.com/i/buttonw-com.png</url>
		<title>irwan piesessa</title>
		<link>http://irwanp.wordpress.com</link>
	</image>
	<atom:link rel="search" type="application/opensearchdescription+xml" href="http://irwanp.wordpress.com/osd.xml" title="irwan piesessa" />
	<atom:link rel='hub' href='http://irwanp.wordpress.com/?pushpress=hub'/>
		<item>
		<title>Mitigating Source Specific DoS Attack Using Remotely Triggered BlackHole</title>
		<link>http://irwanp.wordpress.com/2011/01/28/mitigating-dos-using-remotely-blackhole/</link>
		<comments>http://irwanp.wordpress.com/2011/01/28/mitigating-dos-using-remotely-blackhole/#comments</comments>
		<pubDate>Fri, 28 Jan 2011 09:49:22 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[Network Security]]></category>
		<category><![CDATA[Service Provider]]></category>
		<category><![CDATA[BGP]]></category>
		<category><![CDATA[isp]]></category>
		<category><![CDATA[access-list]]></category>
		<category><![CDATA[Black Hole]]></category>
		<category><![CDATA[Remote Triggered]]></category>
		<category><![CDATA[DoS]]></category>
		<category><![CDATA[DDoS]]></category>
		<category><![CDATA[DoS Attack]]></category>
		<category><![CDATA[OSPF]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=103</guid>
		<description><![CDATA[Remotely Triggered Black Hole method usualy used to dealing with the DDoS Attack that have specific destination. When we combine it with the Unicast Reverse Path Forwarding (RPF) feature, we can drop every DoS attack based on the source IP. Here are the lab scenario to simulate that method (we are using Cisco routers): To [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=103&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2011/01/28/mitigating-dos-using-remotely-blackhole/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>

		<media:content url="http://irwanp.files.wordpress.com/2011/01/blackhole11.jpg?w=164" medium="image">
			<media:title type="html">blackhole1</media:title>
		</media:content>
	</item>
		<item>
		<title>Dual Hub Dual DMVPN</title>
		<link>http://irwanp.wordpress.com/2011/01/21/dual-hub-dual-dmvpn/</link>
		<comments>http://irwanp.wordpress.com/2011/01/21/dual-hub-dual-dmvpn/#comments</comments>
		<pubDate>Fri, 21 Jan 2011 03:07:29 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Network Security]]></category>
		<category><![CDATA[dmvpn]]></category>
		<category><![CDATA[dual dmvpn]]></category>
		<category><![CDATA[dual hub]]></category>
		<category><![CDATA[eigrp]]></category>
		<category><![CDATA[gre]]></category>
		<category><![CDATA[gre multipoint]]></category>
		<category><![CDATA[ipsec]]></category>
		<category><![CDATA[tunnel]]></category>
		<category><![CDATA[vpn]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=98</guid>
		<description><![CDATA[The scenario is to provide redundant DMVPN connection for the spokes. We using two tunnel on every spokes. HUB1: crypto isakmp policy 100 encr 3des authentication pre-share group 2 crypto isakmp key ISAKMPKEY1 address 0.0.0.0 0.0.0.0 crypto isakmp keepalive 10 ! crypto ipsec transform-set TRANSF esp-3des esp-sha-hmac ! crypto ipsec profile PROFILE set transform-set TRANSF [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=98&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2011/01/21/dual-hub-dual-dmvpn/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>

		<media:content url="http://irwanp.files.wordpress.com/2011/01/dmvpn2.jpg" medium="image">
			<media:title type="html">Dual Hub Dual DMVPN</media:title>
		</media:content>
	</item>
		<item>
		<title>Blocking TeamViewer Connection Using Cisco ASA Firewall</title>
		<link>http://irwanp.wordpress.com/2011/01/13/blocking-teamviewer-connection-using-cisco-asa-firewall/</link>
		<comments>http://irwanp.wordpress.com/2011/01/13/blocking-teamviewer-connection-using-cisco-asa-firewall/#comments</comments>
		<pubDate>Thu, 13 Jan 2011 05:55:41 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Network Security]]></category>
		<category><![CDATA[ASA]]></category>
		<category><![CDATA[cisco]]></category>
		<category><![CDATA[firewall]]></category>
		<category><![CDATA[Team Viewer]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=92</guid>
		<description><![CDATA[TeamViewer (TV) is application that used to create remote access connection to PC anywhere. Even if the PC located behind the firewall. Similiar like YahooMessenger, TV provide every client with the PIN and password. Everyone who want to access the other TV client need to know the PIN and password of the opposite PC. And [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=92&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2011/01/13/blocking-teamviewer-connection-using-cisco-asa-firewall/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>
	</item>
		<item>
		<title>Securing MP-EBGP VPNv4 for Inter-AS MPLS VPN</title>
		<link>http://irwanp.wordpress.com/2009/02/21/securing-mp-ebgp-vpnv4-for-inter-as-mpls-vpn/</link>
		<comments>http://irwanp.wordpress.com/2009/02/21/securing-mp-ebgp-vpnv4-for-inter-as-mpls-vpn/#comments</comments>
		<pubDate>Sat, 21 Feb 2009 10:46:49 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Network Security]]></category>
		<category><![CDATA[Service Provider]]></category>
		<category><![CDATA[aaa]]></category>
		<category><![CDATA[access-list]]></category>
		<category><![CDATA[acl]]></category>
		<category><![CDATA[address-family]]></category>
		<category><![CDATA[asbr]]></category>
		<category><![CDATA[Authentication]]></category>
		<category><![CDATA[BGP]]></category>
		<category><![CDATA[copp]]></category>
		<category><![CDATA[extcommunity-list]]></category>
		<category><![CDATA[inter-as]]></category>
		<category><![CDATA[interas]]></category>
		<category><![CDATA[ip]]></category>
		<category><![CDATA[ipv4]]></category>
		<category><![CDATA[isp]]></category>
		<category><![CDATA[log]]></category>
		<category><![CDATA[maximum-prefix]]></category>
		<category><![CDATA[md5]]></category>
		<category><![CDATA[mpls]]></category>
		<category><![CDATA[network]]></category>
		<category><![CDATA[ntp]]></category>
		<category><![CDATA[pe]]></category>
		<category><![CDATA[rd]]></category>
		<category><![CDATA[route-map]]></category>
		<category><![CDATA[route-target]]></category>
		<category><![CDATA[rt]]></category>
		<category><![CDATA[secure]]></category>
		<category><![CDATA[security]]></category>
		<category><![CDATA[snmp]]></category>
		<category><![CDATA[ssh]]></category>
		<category><![CDATA[tcp]]></category>
		<category><![CDATA[vpn]]></category>
		<category><![CDATA[vpnv4]]></category>
		<category><![CDATA[vrf]]></category>
		<category><![CDATA[vty]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=87</guid>
		<description><![CDATA[1. Securing Inter-AS interfaces Permit only BGP traffic because the other traffic that traverse between ASBRs is IP Labelled traffic. Apply inbound and outbound. Logging the denied traffic for further investigation interface FastEthernet0/0 ip address 172.16.0.2 255.255.255.252 ip access-group ASBR-IN in ip access-group ASBR-OUT out ! ip access-list extended ASBR-IN permit tcp any any eq [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=87&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2009/02/21/securing-mp-ebgp-vpnv4-for-inter-as-mpls-vpn/feed/</wfw:commentRss>
		<slash:comments>4</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>

		<media:content url="http://irwanp.files.wordpress.com/2009/02/interas-mpls-ethereal.jpg" medium="image">
			<media:title type="html">interas-mpls-ethereal</media:title>
		</media:content>
	</item>
		<item>
		<title>Inter-AS MPLS VPN using MP-EBGP VPNv4</title>
		<link>http://irwanp.wordpress.com/2009/02/16/inter-as-mpls-vpn-using-mp-ebgp-vpnv4/</link>
		<comments>http://irwanp.wordpress.com/2009/02/16/inter-as-mpls-vpn-using-mp-ebgp-vpnv4/#comments</comments>
		<pubDate>Mon, 16 Feb 2009 04:33:43 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Service Provider]]></category>
		<category><![CDATA[BGP]]></category>
		<category><![CDATA[ebgp]]></category>
		<category><![CDATA[inter-as]]></category>
		<category><![CDATA[interas]]></category>
		<category><![CDATA[mp-ebgp]]></category>
		<category><![CDATA[mpls]]></category>
		<category><![CDATA[mpls vpn]]></category>
		<category><![CDATA[rd]]></category>
		<category><![CDATA[route-target]]></category>
		<category><![CDATA[vpn]]></category>
		<category><![CDATA[vpnv4]]></category>
		<category><![CDATA[vrf]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=82</guid>
		<description><![CDATA[There are a requirement from one company, who want to connect their sites that connected to the different ISP MPLS VPN. To fulfill the requirement, the two ISPs need to interconnect their MPLS Autonomous Systems. For this purpose, we can use a few method below: Back to back VRF VPNv4 MP-EBGP VPNv4 MP-EBGP between RR [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=82&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2009/02/16/inter-as-mpls-vpn-using-mp-ebgp-vpnv4/feed/</wfw:commentRss>
		<slash:comments>3</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>

		<media:content url="http://irwanp.files.wordpress.com/2009/02/interas-mpls.jpg" medium="image">
			<media:title type="html">interas-mpls</media:title>
		</media:content>
	</item>
		<item>
		<title>Multiple VRF on One Customer Site</title>
		<link>http://irwanp.wordpress.com/2009/02/10/multiple-vrf-on-one-customer-site/</link>
		<comments>http://irwanp.wordpress.com/2009/02/10/multiple-vrf-on-one-customer-site/#comments</comments>
		<pubDate>Tue, 10 Feb 2009 07:46:57 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Service Provider]]></category>
		<category><![CDATA[mpls]]></category>
		<category><![CDATA[multiple-vrf]]></category>
		<category><![CDATA[tunnel]]></category>
		<category><![CDATA[vpn]]></category>
		<category><![CDATA[vrf]]></category>
		<category><![CDATA[vrf-lite]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=78</guid>
		<description><![CDATA[In MPLS VPN implementation, every interface have just one VRF. Maybe for some reason, our customer named XYZ, need to have more than one VPN for their networks. For example they want to separate the Accounting and Manufacture Department networks in the different VPN. To accomplish this requirement, we can apply a few solutions below: [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=78&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2009/02/10/multiple-vrf-on-one-customer-site/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>

		<media:content url="http://irwanp.files.wordpress.com/2009/02/multiple-vrf.jpg" medium="image">
			<media:title type="html">multiple-vrf</media:title>
		</media:content>
	</item>
		<item>
		<title>Securing MPLS LDP</title>
		<link>http://irwanp.wordpress.com/2008/11/25/securing-mpls-ldp/</link>
		<comments>http://irwanp.wordpress.com/2008/11/25/securing-mpls-ldp/#comments</comments>
		<pubDate>Tue, 25 Nov 2008 05:47:02 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Network Security]]></category>
		<category><![CDATA[Service Provider]]></category>
		<category><![CDATA[Authentication]]></category>
		<category><![CDATA[LDP]]></category>
		<category><![CDATA[mpls]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=70</guid>
		<description><![CDATA[To secure LDP communication between LSRs peer (PE to P), we can use MD5 authentication. Below is the simple configuration for MPLS LDP authentication: Router(config)#mpls ldp neighbor direct_peer_ip password p@55w0rd Verification: Router#sh mpls ldp nei peer_ip_address detail Peer LDP Ident: peer_ip_address:0; Local LDP Ident local_ip_address:0 TCP connection: peer_ip_address.12780 - local_ip_address.646; MD5 on Password: not required, [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=70&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2008/11/25/securing-mpls-ldp/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>

		<media:content url="http://irwanp.files.wordpress.com/2008/11/ldp-md51.jpg" medium="image">
			<media:title type="html">ldp-md51</media:title>
		</media:content>
	</item>
		<item>
		<title>AToM Tunnel Selection Using MPLS Traffic-Engineering</title>
		<link>http://irwanp.wordpress.com/2008/07/28/atom-tunnel-selection-using-mpls-traffic-engineering/</link>
		<comments>http://irwanp.wordpress.com/2008/07/28/atom-tunnel-selection-using-mpls-traffic-engineering/#comments</comments>
		<pubDate>Mon, 28 Jul 2008 02:05:37 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Service Provider]]></category>
		<category><![CDATA[atom]]></category>
		<category><![CDATA[eompls]]></category>
		<category><![CDATA[mpls]]></category>
		<category><![CDATA[TE]]></category>
		<category><![CDATA[Traffic-Engineering]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=61</guid>
		<description><![CDATA[By default, AToM will use IGP to select what path that will used to send the pseudowire packets. In this scenario we will use MPLS Traffic-Engineering to select the pseudowire path. Below is the diagram for our scenario: We will build an AToM VC (Virtual Circuit) for CE-1 and CE-2 Ethernet connection. The VC will [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=61&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2008/07/28/atom-tunnel-selection-using-mpls-traffic-engineering/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>

		<media:content url="http://irwanp.files.wordpress.com/2008/07/te11.jpg" medium="image" />
	</item>
		<item>
		<title>Revealing AToM (Any Transport over MPLS) Packets</title>
		<link>http://irwanp.wordpress.com/2008/07/19/revealing-atom-any-transport-over-mpls-packets/</link>
		<comments>http://irwanp.wordpress.com/2008/07/19/revealing-atom-any-transport-over-mpls-packets/#comments</comments>
		<pubDate>Sat, 19 Jul 2008 00:39:10 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Service Provider]]></category>
		<category><![CDATA[atom]]></category>
		<category><![CDATA[eompls]]></category>
		<category><![CDATA[mpls]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=50</guid>
		<description><![CDATA[AToM is used to transport any layer 2 packet via MPLS cloud. This MPLS application is used two MPLS Label, one for tunnel label (per hop LSR label) and one for VC (virtual circuit) label. You can learn AToM more in the CiscoPress books from Wei Luo (CCIE #13291), Carlos Pignataro (CCIE #4619), Dmitry Bokotey [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=50&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2008/07/19/revealing-atom-any-transport-over-mpls-packets/feed/</wfw:commentRss>
		<slash:comments>0</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>

		<media:content url="http://irwanp.files.wordpress.com/2008/07/atom11.jpg?w=300" medium="image" />

		<media:content url="http://irwanp.files.wordpress.com/2008/07/atom21.jpg" medium="image" />

		<media:content url="http://irwanp.files.wordpress.com/2008/07/atom3.jpg" medium="image" />
	</item>
		<item>
		<title>The Largest Star Known&#8230;</title>
		<link>http://irwanp.wordpress.com/2008/07/15/the-largest-star-known/</link>
		<comments>http://irwanp.wordpress.com/2008/07/15/the-largest-star-known/#comments</comments>
		<pubDate>Tue, 15 Jul 2008 15:10:36 +0000</pubDate>
		<dc:creator>irwanp</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[Canis Majoris]]></category>
		<category><![CDATA[earth]]></category>
		<category><![CDATA[star]]></category>
		<category><![CDATA[sun]]></category>

		<guid isPermaLink="false">http://irwanp.wordpress.com/?p=42</guid>
		<description><![CDATA[VY Canis Majoris is the largest star known by human. It is located approximately 5000 million light years in the constellation Canis Major. As we know, light can traverse distance 300.000 km in one second. So, 5000 light years is 5000 x 60 x 60 x 24 x 365 = 157.680.000.000 km from our earth. [...]<img alt="" border="0" src="http://stats.wordpress.com/b.gif?host=irwanp.wordpress.com&amp;blog=3910265&amp;post=42&amp;subd=irwanp&amp;ref=&amp;feed=1" width="1" height="1" />]]></description>
		<wfw:commentRss>http://irwanp.wordpress.com/2008/07/15/the-largest-star-known/feed/</wfw:commentRss>
		<slash:comments>2</slash:comments>
	
		<media:content url="http://0.gravatar.com/avatar/62f88b8a3660b7ee07899307adbb4a9b?s=96&#38;d=identicon&#38;r=G" medium="image">
			<media:title type="html">irwanp</media:title>
		</media:content>

		<media:content url="http://irwanp.files.wordpress.com/2008/07/canis.jpg?w=300" medium="image" />
	</item>
	</channel>
</rss>
