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	<title>Блог системного администратора &#187; cisco</title>
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		<title>DMZ на CISCO ACL</title>
		<link>http://adminofsystem.net/2011/05/dmz-%d0%bd%d0%b0-cisco-acl/</link>
		<comments>http://adminofsystem.net/2011/05/dmz-%d0%bd%d0%b0-cisco-acl/#comments</comments>
		<pubDate>Sun, 08 May 2011 07:17:23 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[CISCO]]></category>
		<category><![CDATA[acl]]></category>
		<category><![CDATA[catalyst]]></category>
		<category><![CDATA[cisco]]></category>
		<category><![CDATA[dmz]]></category>

		<guid isPermaLink="false">http://adminofsystem.net/?p=427</guid>
		<description><![CDATA[ACL (англ. Access Control List — список контроля доступа, по-английски произносится «эй-си-эл») — определяет, кто или что может получать доступ к конкретному объекту, и какие именно операции разрешено или запрещено этому субъекту проводить над объектом. Все действия проводились на cisco catalyst 3560. Часть первая. Входящий трафик. В этом примере у меня есть частная сеть 192.168.32.x [...]]]></description>
			<content:encoded><![CDATA[<p>ACL (англ. Access Control List — список контроля доступа, по-английски произносится «эй-си-эл») — определяет, кто или что может получать доступ к конкретному объекту, и какие именно операции разрешено или запрещено этому субъекту проводить над объектом.</p>
<p>Все действия проводились на cisco catalyst 3560.</p>
<p>Часть первая.  Входящий трафик.</p>
<p>В этом примере у меня есть частная сеть 192.168.32.x и сеть DMZ 192.168.30.x.</p>
<p>Заблокируем весь для группы 100.</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">access-list <span style="color: #000000;">100</span> deny <span style="color: #c20cb9; font-weight: bold;">ip</span> 192.168.30.0 0.0.0.255 any<br />
access-list <span style="color: #000000;">100</span> deny <span style="color: #c20cb9; font-weight: bold;">ip</span> 192.168.32.0 0.0.0.255 any<br />
access-list <span style="color: #000000;">100</span> permit <span style="color: #c20cb9; font-weight: bold;">ip</span> any any</div></div>
<p>Применим группу 100 для serial0/0.</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">interface serial0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">0</span><br />
<span style="color: #c20cb9; font-weight: bold;">ip</span> access-group <span style="color: #000000;">100</span> <span style="color: #000000; font-weight: bold;">in</span></div></div>
<p>Разрешим трафик с DMZ сети на DMZ интерфейс.</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">access-list <span style="color: #000000;">101</span> permit <span style="color: #c20cb9; font-weight: bold;">ip</span> 192.168.30.0 0.0.0.255 any<br />
interface ethernet0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">0</span><br />
<span style="color: #c20cb9; font-weight: bold;">ip</span> access-group <span style="color: #000000;">101</span> <span style="color: #000000; font-weight: bold;">in</span></div></div>
<p>Разрешим трафик с приватной сети на приватный интерфейс.</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">access-list <span style="color: #000000;">102</span> permit <span style="color: #c20cb9; font-weight: bold;">ip</span> 192.168.32.0 0.0.0.255 any<br />
interface ethernet0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">1</span><br />
<span style="color: #c20cb9; font-weight: bold;">ip</span> access-group <span style="color: #000000;">102</span> <span style="color: #000000; font-weight: bold;">in</span></div></div>
<p>Первая часть установки сделана. Мы разрешил трафик в нашей сети на интерфейсы cisco, но мы еще не сказали, что трафик может покидать их. Теперь нужно разрешить определнный вохдящий трафик в DMZ с приватных сетей.</p>
<p>Часть вторая. Исходящий трафик.</p>
<p>Разрешим выход в интернет из сети DMZ, например, для доступа к внешним серверам DNS.<br />
Правило для TCP-handshake:<br />
access-list 103 permit tcp any host 192.168.30.0 0.0.0.255 established</p>
<p>Правила для DNS и ICMP.</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">access-list <span style="color: #000000;">103</span> permit udp host 192.168.30.3 eq domain any eq domain<br />
access-list <span style="color: #000000;">103</span> permit udp host 192.168.30.3 gt <span style="color: #000000;">1023</span> any eq domain<br />
access-list <span style="color: #000000;">103</span> permit udp host 192.168.30.3 eq domain any gt <span style="color: #000000;">1023</span><br />
access-list <span style="color: #000000;">103</span> permit tcp host 192.168.30.3 any eq domain<br />
access-list <span style="color: #000000;">103</span> permit icmp 192.168.30.0 0.0.0.255 any echo-reply<br />
access-list <span style="color: #000000;">103</span> permit tcp host 192.168.30.1 any<br />
access-list <span style="color: #000000;">103</span> permit tcp host 192.168.30.4 any eq smtp</div></div>
<p>Теперь разрешим доступ из локальной сети в DMZ.</p>
<p>Правило для TCP-handshake.</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">access-list <span style="color: #000000;">104</span> permit tcp any host 192.168.30.0 0.0.0.255 established</div></div>
<p>Правила для DNS,FTP,HTTP,ICMP,TELNET,SMTP.</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">access-list <span style="color: #000000;">104</span> permit udp any eq domain host 192.168.30.3 eq domain<br />
access-list <span style="color: #000000;">104</span> permit udp any eq domain host 192.168.30.3 gt <span style="color: #000000;">1023</span><br />
access-list <span style="color: #000000;">104</span> permit udp any gt <span style="color: #000000;">1023</span> host 192.168.30.3 eq domain<br />
access-list <span style="color: #000000;">104</span> permit icmp any 192.168.30.0 0.0.0.255 <span style="color: #7a0874; font-weight: bold;">echo</span><br />
access-list <span style="color: #000000;">104</span> permit tcp any host 192.168.30.2 eq www<br />
access-list <span style="color: #000000;">104</span> permit tcp 192.168.32.0 0.0.0.255 host 192.168.30.1 range ftp-data <span style="color: #c20cb9; font-weight: bold;">ftp</span><br />
access-list <span style="color: #000000;">104</span> permit tcp 192.168.32.0 0.0.0.255 host 192.168.30.1 eq telnet<br />
access-list <span style="color: #000000;">104</span> permit tcp 192.168.32.0 0.0.0.255 host 192.168.30.1 eq <span style="color: #000000;">8080</span><br />
access-list <span style="color: #000000;">104</span> permit tcp any eq ftp-data host 192.168.30.1 gt <span style="color: #000000;">1023</span><br />
access-list <span style="color: #000000;">104</span> permit tcp any host 192.168.30.4 eq smtp<br />
access-list <span style="color: #000000;">104</span> permit tcp host 172.16.1.2 host 192.168.30.3 eq domain<br />
access-list <span style="color: #000000;">104</span> permit tcp host 172.16.1.4 host 192.168.30.3 eq domain</div></div>
<p>Наконец мы разрешим трафик из DMZ сети для установки соединения (TCP-handshake,FTP-active mode,ICMP echo ответ) из LAN в DMZ.</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">access-list <span style="color: #000000;">105</span> permit tcp 192.168.30.0 0.0.0.255 192.168.32.0 0.0.0.255 established<br />
access-list <span style="color: #000000;">105</span> permit icmp 192.168.30.0 0.0.0.255 192.168.32.0 0.0.0.255 echo-reply<br />
access-list <span style="color: #000000;">105</span> permit tcp host 192.168.30.1 eq ftp-data 192.168.32.0 0.0.0.255 gt <span style="color: #000000;">1023</span><br />
access-list <span style="color: #000000;">105</span> permit tcp host 192.168.30.4 192.168.32.0 0.0.0.255 eq smtp</div></div>
<p>Применим группы.</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">interface serial0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">0</span><br />
<span style="color: #c20cb9; font-weight: bold;">ip</span> access-group <span style="color: #000000;">100</span> <span style="color: #000000; font-weight: bold;">in</span><br />
<span style="color: #c20cb9; font-weight: bold;">ip</span> access-group <span style="color: #000000;">103</span> out<br />
<br />
interface ethernet0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">0</span><br />
<span style="color: #c20cb9; font-weight: bold;">ip</span> access-group <span style="color: #000000;">101</span> <span style="color: #000000; font-weight: bold;">in</span><br />
<span style="color: #c20cb9; font-weight: bold;">ip</span> access-group <span style="color: #000000;">104</span> out<br />
<br />
interface ethernet0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">1</span><br />
<span style="color: #c20cb9; font-weight: bold;">ip</span> access-group <span style="color: #000000;">102</span> <span style="color: #000000; font-weight: bold;">in</span><br />
<span style="color: #c20cb9; font-weight: bold;">ip</span> access-group <span style="color: #000000;">105</span> out</div></div>

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		<slash:comments>55</slash:comments>
		</item>
		<item>
		<title>Создаем лабораторию Cisco с применением Dynamips.</title>
		<link>http://adminofsystem.net/2010/08/%d1%81%d0%be%d0%b7%d0%b4%d0%b0%d0%b5%d0%bc-%d0%bb%d0%b0%d0%b1%d0%be%d1%80%d0%b0%d1%82%d0%be%d1%80%d0%b8%d1%8e-cisco-%d1%81-%d0%bf%d1%80%d0%b8%d0%bc%d0%b5%d0%bd%d0%b5%d0%bd%d0%b8%d0%b5%d0%bc-dynamips/</link>
		<comments>http://adminofsystem.net/2010/08/%d1%81%d0%be%d0%b7%d0%b4%d0%b0%d0%b5%d0%bc-%d0%bb%d0%b0%d0%b1%d0%be%d1%80%d0%b0%d1%82%d0%be%d1%80%d0%b8%d1%8e-cisco-%d1%81-%d0%bf%d1%80%d0%b8%d0%bc%d0%b5%d0%bd%d0%b5%d0%bd%d0%b8%d0%b5%d0%bc-dynamips/#comments</comments>
		<pubDate>Wed, 11 Aug 2010 10:34:52 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Администрирование]]></category>
		<category><![CDATA[cisco]]></category>
		<category><![CDATA[сеть]]></category>
		<category><![CDATA[эмулятор]]></category>

		<guid isPermaLink="false">http://adminofsystem.net/?p=359</guid>
		<description><![CDATA[В этой короткой заметки хотел бы вам рассказать как быстро и просто поднять лабораторию с cisco для всякого рода экспериментов и обучения. Все работы я выполнял на FreeBSD 7.0 Итак, приступим. Для начала нам потребуются непосредственно dynamips и dynagen впридачу. cd /usr/ports/emulators/dynagen make install clean dynamips вытянется и установится как зависимость. После установки надо подумать, [...]]]></description>
			<content:encoded><![CDATA[<p>В этой короткой заметки хотел бы вам рассказать как быстро и просто поднять лабораторию с cisco для всякого рода экспериментов и обучения.</p>
<p>Все работы я выполнял на FreeBSD 7.0</p>
<p>Итак, приступим.  Для начала нам потребуются непосредственно dynamips и dynagen впридачу.</p>
<p>cd /usr/ports/emulators/dynagen make install clean</p>
<p>dynamips вытянется и установится как зависимость.</p>
<p>После установки надо подумать, какую схему и на базе какого желема мы будем делать.</p>
<p>В настоящий момент поддерживаются следующие железки:</p>
<p>Cisco 7200</p>
<p>Cisco 3600 (3620,3640,3660)</p>
<p>Cisco 2691/3725/3745</p>
<p>Cisco 2600</p>
<p>Поиски ios&#8217;а остаются за вами</p>
<p>Я готовил следующую схему:</p>
<p><img class="aligncenter" title="сеть cisco" src="http://s46.radikal.ru/i113/0808/33/b03ff6786cf1.jpg" alt="" width="710" height="560" /></p>
<p>на базе 3640.</p>
<p>Вот конфиг:</p>
<p>[bayrak@ciscolab /usr/ports/emulators/dynagen]$ cat /usr/cisco/cisco_lab.net</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">autostart = <span style="color: #c20cb9; font-weight: bold;">false</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span>localhost<span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #000000;">3640</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
image = <span style="color: #000000; font-weight: bold;">/</span>usr<span style="color: #000000; font-weight: bold;">/</span>cisco<span style="color: #000000; font-weight: bold;">/</span>c3640-ik9o3s-mz.124-<span style="color: #000000;">21</span>.bin<br />
idlepc = 0x60638cd8<br />
<br />
<span style="color: #666666; font-style: italic;">##############</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #7a0874; font-weight: bold;">&#91;</span>ROUTER R1<span style="color: #7a0874; font-weight: bold;">&#93;</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
<span style="color: #666666; font-style: italic;">##############</span><br />
console = <span style="color: #000000;">2001</span><br />
disk0 = <span style="color: #000000;">0</span><br />
disk1 = <span style="color: #000000;">0</span><br />
model = <span style="color: #000000;">3640</span><br />
confreg = 0x2102<br />
ram = <span style="color: #000000;">96</span><br />
nvram = <span style="color: #000000;">256</span><br />
mmap = <span style="color: #c20cb9; font-weight: bold;">true</span><br />
slot0 = NM-4E<br />
slot1 = NM-4T<br />
s1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">0</span> = FRSW <span style="color: #000000;">1</span><br />
s1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">1</span> = R3 s1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">1</span><br />
E0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">1</span> = R5 E0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">1</span><br />
<br />
<span style="color: #666666; font-style: italic;">##############</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #7a0874; font-weight: bold;">&#91;</span>ROUTER R2<span style="color: #7a0874; font-weight: bold;">&#93;</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
<span style="color: #666666; font-style: italic;">##############</span><br />
console = <span style="color: #000000;">2002</span><br />
disk0 = <span style="color: #000000;">0</span><br />
disk1 = <span style="color: #000000;">0</span><br />
model = <span style="color: #000000;">3640</span><br />
confreg = 0x2102<br />
ram = <span style="color: #000000;">96</span><br />
nvram = <span style="color: #000000;">256</span><br />
mmap = <span style="color: #c20cb9; font-weight: bold;">true</span><br />
slot0 = NM-4E<br />
slot1 = NM-4T<br />
s1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">0</span> = FRSW <span style="color: #000000;">2</span><br />
<br />
<span style="color: #666666; font-style: italic;">##############</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #7a0874; font-weight: bold;">&#91;</span>ROUTER R3<span style="color: #7a0874; font-weight: bold;">&#93;</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
<span style="color: #666666; font-style: italic;">##############</span><br />
console = <span style="color: #000000;">2003</span><br />
disk0 = <span style="color: #000000;">0</span><br />
disk1 = <span style="color: #000000;">0</span><br />
model = <span style="color: #000000;">3640</span><br />
confreg = 0x2102<br />
ram = <span style="color: #000000;">96</span><br />
nvram = <span style="color: #000000;">256</span><br />
mmap = <span style="color: #c20cb9; font-weight: bold;">true</span><br />
slot0 = NM-4E<br />
slot1 = NM-4T<br />
s1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">0</span> = FRSW <span style="color: #000000;">3</span><br />
E0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">1</span> = R4 E0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">1</span><br />
<br />
<span style="color: #666666; font-style: italic;">##############</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #7a0874; font-weight: bold;">&#91;</span>ROUTER R4<span style="color: #7a0874; font-weight: bold;">&#93;</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
<span style="color: #666666; font-style: italic;">##############</span><br />
console = <span style="color: #000000;">2006</span><br />
disk0 = <span style="color: #000000;">0</span><br />
disk1 = <span style="color: #000000;">0</span><br />
model = <span style="color: #000000;">3640</span><br />
confreg = 0x2102<br />
ram = <span style="color: #000000;">96</span><br />
nvram = <span style="color: #000000;">256</span><br />
mmap = <span style="color: #c20cb9; font-weight: bold;">false</span><br />
slot0 = NM-4E<br />
slot1 = NM-4T<br />
<br />
<span style="color: #666666; font-style: italic;">##############</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #7a0874; font-weight: bold;">&#91;</span>ROUTER R5<span style="color: #7a0874; font-weight: bold;">&#93;</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
<span style="color: #666666; font-style: italic;">##############</span><br />
console = <span style="color: #000000;">2007</span><br />
disk0 = <span style="color: #000000;">0</span><br />
disk1 = <span style="color: #000000;">0</span><br />
model = <span style="color: #000000;">3640</span><br />
confreg = 0x2102<br />
ram = <span style="color: #000000;">96</span><br />
nvram = <span style="color: #000000;">256</span><br />
mmap = <span style="color: #c20cb9; font-weight: bold;">false</span><br />
slot0 = NM-4E<br />
slot1 = NM-4T<br />
<br />
<span style="color: #666666; font-style: italic;">###############</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #7a0874; font-weight: bold;">&#91;</span>ROUTER SW1<span style="color: #7a0874; font-weight: bold;">&#93;</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
<span style="color: #666666; font-style: italic;">###############</span><br />
console = <span style="color: #000000;">2004</span><br />
disk0 = <span style="color: #000000;">0</span><br />
disk1 = <span style="color: #000000;">0</span><br />
model = <span style="color: #000000;">3640</span><br />
confreg = 0x2102<br />
ram = <span style="color: #000000;">96</span><br />
mmap = <span style="color: #c20cb9; font-weight: bold;">false</span><br />
slot1 = NM-16ESW<br />
f1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">2</span> = R2 E0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">0</span><br />
f1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">11</span> = SW2 f1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">11</span><br />
f1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">12</span> = SW2 f1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">12</span><br />
f1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">13</span> = SW2 f1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">13</span><br />
<br />
<span style="color: #666666; font-style: italic;">###############</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #7a0874; font-weight: bold;">&#91;</span>ROUTER SW2<span style="color: #7a0874; font-weight: bold;">&#93;</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
<span style="color: #666666; font-style: italic;">###############</span><br />
console = <span style="color: #000000;">2005</span><br />
disk0 = <span style="color: #000000;">0</span><br />
disk1 = <span style="color: #000000;">0</span><br />
model = <span style="color: #000000;">3640</span><br />
confreg = 0x2102<br />
ram = <span style="color: #000000;">96</span><br />
mmap = <span style="color: #c20cb9; font-weight: bold;">false</span><br />
slot1 = NM-16ESW<br />
f1<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">3</span> = R3 E0<span style="color: #000000; font-weight: bold;">/</span><span style="color: #000000;">0</span><br />
<br />
<span style="color: #666666; font-style: italic;">###############</span><br />
<span style="color: #7a0874; font-weight: bold;">&#91;</span><span style="color: #7a0874; font-weight: bold;">&#91;</span>FRSW FRSW<span style="color: #7a0874; font-weight: bold;">&#93;</span><span style="color: #7a0874; font-weight: bold;">&#93;</span><br />
<span style="color: #666666; font-style: italic;">###############</span><br />
<span style="color: #000000;">1</span>:<span style="color: #000000;">122</span> = <span style="color: #000000;">2</span>:<span style="color: #000000;">221</span><br />
<span style="color: #000000;">1</span>:<span style="color: #000000;">123</span> = <span style="color: #000000;">3</span>:<span style="color: #000000;">321</span></div></div>
<p>Далее, запускаем dynamips:<br />
#dynamips -H 7200<br />
После чего:<br />
#dynagen cisco_lab.net (в нем конфиг который представлен выше)</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">Reading configuration file...<br />
<br />
Shutdown <span style="color: #000000; font-weight: bold;">in</span> progress...<br />
Shutdown completed.<br />
Network successfully loaded<br />
<br />
Dynagen management console <span style="color: #000000; font-weight: bold;">for</span> Dynamips and Pemuwrapper 0.11.0<br />
Copyright <span style="color: #7a0874; font-weight: bold;">&#40;</span>c<span style="color: #7a0874; font-weight: bold;">&#41;</span> <span style="color: #000000;">2005</span>-<span style="color: #000000;">2007</span> Greg Anuzelli, contributions Pavel Skovajsa<br />
<br />
=<span style="color: #000000; font-weight: bold;">&gt;</span> <span style="color: #7a0874; font-weight: bold;">help</span><br />
<br />
Documented commands <span style="color: #7a0874; font-weight: bold;">&#40;</span><span style="color: #7a0874; font-weight: bold;">type</span> <span style="color: #7a0874; font-weight: bold;">help</span> <span style="color: #7a0874; font-weight: bold;">&#41;</span>:<br />
========================================<br />
capture confreg cpuinfo <span style="color: #7a0874; font-weight: bold;">export</span> hist list py save show <span style="color: #7a0874; font-weight: bold;">suspend</span><br />
<span style="color: #c20cb9; font-weight: bold;">clear</span> console end filter idlepc no reload send start telnet<br />
conf copy <span style="color: #7a0874; font-weight: bold;">exit</span> <span style="color: #7a0874; font-weight: bold;">help</span> import push resume shell stop ver<br />
<br />
=<span style="color: #000000; font-weight: bold;">&gt;</span> list<br />
Name Type State Server Console<br />
R1 <span style="color: #000000;">3640</span> stopped localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2001</span><br />
R2 <span style="color: #000000;">3640</span> stopped localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2002</span><br />
R3 <span style="color: #000000;">3640</span> stopped localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2003</span><br />
SW1 <span style="color: #000000;">3640</span> stopped localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2004</span><br />
SW2 <span style="color: #000000;">3640</span> stopped localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2005</span><br />
R4 <span style="color: #000000;">3640</span> stopped localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2006</span><br />
R5 <span style="color: #000000;">3640</span> stopped localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2007</span><br />
FRSW FRSW always on localhost:<span style="color: #000000;">7200</span> n<span style="color: #000000; font-weight: bold;">/</span>a<br />
<br />
=<span style="color: #000000; font-weight: bold;">&gt;</span> start R1<br />
CPU0: carved JIT <span style="color: #7a0874; font-weight: bold;">exec</span> zone of <span style="color: #000000;">64</span> Mb into <span style="color: #000000;">2048</span> pages of <span style="color: #000000;">32</span> Kb.<br />
NVRAM is empty, setting config register to 0x2142<br />
C3600 instance <span style="color: #ff0000;">'R1'</span> <span style="color: #7a0874; font-weight: bold;">&#40;</span><span style="color: #c20cb9; font-weight: bold;">id</span> <span style="color: #000000;">0</span><span style="color: #7a0874; font-weight: bold;">&#41;</span>:<br />
VM Status : <span style="color: #000000;">0</span><br />
RAM <span style="color: #c20cb9; font-weight: bold;">size</span> : <span style="color: #000000;">96</span> Mb<br />
NVRAM <span style="color: #c20cb9; font-weight: bold;">size</span> : <span style="color: #000000;">256</span> Kb<br />
Chassis : <span style="color: #000000;">3640</span><br />
IOS image : <span style="color: #000000; font-weight: bold;">/</span>usr<span style="color: #000000; font-weight: bold;">/</span>cisco<span style="color: #000000; font-weight: bold;">/</span>c3640-ik9o3s-mz.124-<span style="color: #000000;">21</span>.bin<br />
<br />
Loading ELF <span style="color: #c20cb9; font-weight: bold;">file</span> <span style="color: #ff0000;">'/usr/cisco/c3640-ik9o3s-mz.124-21.bin'</span>...<br />
ELF entry point: 0x80008000<br />
<br />
C3600 <span style="color: #ff0000;">'R1'</span>: starting simulation <span style="color: #7a0874; font-weight: bold;">&#40;</span>CPU0 <span style="color: #007800;">PC</span>=0xffffffffbfc00000<span style="color: #7a0874; font-weight: bold;">&#41;</span>, JIT enabled.<br />
<span style="color: #000000;">100</span>-VM <span style="color: #ff0000;">'R1'</span> started</div></div>
<p>Далее запускаем остальные роутеры и свитчи.<br />
Вот что получается к конечном итоге:</p>
<div class="codecolorer-container bash default" style="overflow:auto;white-space:nowrap;border:1px solid #9F9F9F;width:435px;"><div class="bash codecolorer" style="padding:5px;font:normal 12px/1.4em Monaco, Lucida Console, monospace;white-space:nowrap">=<span style="color: #000000; font-weight: bold;">&gt;</span> list<br />
Name Type State Server Console<br />
R1 <span style="color: #000000;">3640</span> running localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2001</span><br />
R2 <span style="color: #000000;">3640</span> running localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2002</span><br />
R3 <span style="color: #000000;">3640</span> running localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2003</span><br />
SW1 <span style="color: #000000;">3640</span> running localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2004</span><br />
SW2 <span style="color: #000000;">3640</span> running localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2005</span><br />
R4 <span style="color: #000000;">3640</span> running localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2006</span><br />
R5 <span style="color: #000000;">3640</span> running localhost:<span style="color: #000000;">7200</span> <span style="color: #000000;">2007</span><br />
FRSW FRSW always on localhost:<span style="color: #000000;">7200</span> n<span style="color: #000000; font-weight: bold;">/</span>a</div></div>
<p>теперь можем telnet&#8217;ится на указанные порты и проводить конфигурирование cisco для работы.<br />
Удачных экспериментов!</p>

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		<slash:comments>51</slash:comments>
		</item>
		<item>
		<title>Cisco ASA теперь и на ПК!!!</title>
		<link>http://adminofsystem.net/2010/05/cisco-asa-%d1%82%d0%b5%d0%bf%d0%b5%d1%80%d1%8c-%d0%b8-%d0%bd%d0%b0-%d0%bf%d0%ba/</link>
		<comments>http://adminofsystem.net/2010/05/cisco-asa-%d1%82%d0%b5%d0%bf%d0%b5%d1%80%d1%8c-%d0%b8-%d0%bd%d0%b0-%d0%bf%d0%ba/#comments</comments>
		<pubDate>Wed, 12 May 2010 10:54:15 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Администрирование]]></category>
		<category><![CDATA[cisco]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[nat]]></category>
		<category><![CDATA[VPN]]></category>

		<guid isPermaLink="false">http://adminofsystem.net/?p=326</guid>
		<description><![CDATA[Недавно наткнулся на ресурс, создатели которого достаточно успешно перенесли функционал Cisco ASA 5500 на обычный ПК. Cisco ASA по своей сути linux-based и вполне x86-совместима. Видимо, этот факт вызывал бурные фантазии о возможностях у многих гиков, и вот, наконец, в 2008 году группа энтузиастов подарила миру первый установочный образ Cisco ASA. С тех пор проект [...]]]></description>
			<content:encoded><![CDATA[<p><a href="http://adminofsystem.net/wp-content/popaloads/2010/05/151.jpg" ><img src="http://adminofsystem.net/wp-content/popaloads/2010/05/151-300x136.jpg" alt="" title="cisco" width="300" height="136" class="alignleft size-medium wp-image-330" /></a>Недавно наткнулся на <a target="_blank" rel="nofollow" href="http://adminofsystem.net/goto/http://asa_project.gromnet.net/" >ресурс</a>, создатели которого достаточно успешно перенесли функционал Cisco ASA 5500 на обычный ПК.</p>
<p>Cisco ASA по своей сути linux-based и вполне x86-совместима. Видимо, этот факт вызывал бурные фантазии о возможностях у многих гиков, и вот, наконец, в 2008 году группа энтузиастов подарила миру первый установочный образ Cisco ASA. С тех пор проект продолжает выпускать новые релизы.<br />
Краткое описание возможностей получившегося продукта под катом.</p>
<p>Образ может быть запущен в виртуальной среде и на реальном ПК.<br />
Требования к оборудованию следующие:</p>
<ul>
<li>не менее 256MB RAM</li>
<li>не менее 110MB HD</li>
<li>сетевые карты Intel Pro/100, Intel Pro/1000, AMD PCNET32</li>
<li>CD-ROM</li>
</ul>
<p>Получающаяся конструкция вполне пригодна для тестирования, обучения и подготовке к экзаменам Cisco. Можно вполне использовать и в бою, о чем свидетельствуют приведенные на сайте результаты тестов пропускной способности. Краткая выдержка из них прилагается:</p>
<p><strong>Тестовое оборудование:</strong></p>
<ul>
<li>PIII 500 slot 1 CPU</li>
<li>256M sdram, pc100</li>
<li>intel 82558b NIC (2 порта)</li>
<li>intel 82559 NIC</li>
</ul>
<p><strong>Результаты:</strong></p>
<p>NAT TCP<br />
<a href="http://adminofsystem.net/wp-content/popaloads/2010/05/153.gif" ><img src="http://adminofsystem.net/wp-content/popaloads/2010/05/153-300x150.gif" alt="" title="NAT TCP" width="300" height="150" class="aligncenter size-medium wp-image-327" /></a></p>
<p>NAT UDP</p>
<p><a href="http://adminofsystem.net/wp-content/popaloads/2010/05/natudp.gif" ><img src="http://adminofsystem.net/wp-content/popaloads/2010/05/natudp-300x150.gif" alt="" title="nat udp" width="300" height="150" class="aligncenter size-medium wp-image-328" /></a></p>
<p>WebVPN (трафик от клиента, без IPSEC)</p>
<p><a href="http://adminofsystem.net/wp-content/popaloads/2010/05/webvpn.gif" ><img src="http://adminofsystem.net/wp-content/popaloads/2010/05/webvpn-300x150.gif" alt="" title="web vpn ipsec" width="300" height="150" class="aligncenter size-medium wp-image-329" /></a></p>
<p>P.S. В ближайшее время планирую написать о своем опыте эмуляции схемы с Cisco IPS с помощью Xen.</p>

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