"Fossies" - the Fresh Open Source Software Archive  

Source code changes of the file "KVM.xml" between
shorewall-docs-xml-5.2.3.6.tar.bz2 and shorewall-docs-xml-5.2.6.tar.bz2

About: Shorewall (The Shoreline Firewall) is an iptables based firewall (documentation; XML)

KVM.xml  (shorewall-docs-xml-5.2.3.6.tar.bz2):KVM.xml  (shorewall-docs-xml-5.2.6.tar.bz2)
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<section> <section>
<title>Introduction</title> <title>Introduction</title>
<para>Kernel-mode Virtual Machines (<ulink <para>Kernel-mode Virtual Machines (<ulink
url="http://kvm.qumranet.com/">http://kvm.qumranet.com/</ulink>) is a url="http://kvm.qumranet.com/">http://kvm.qumranet.com/</ulink>) is a
virtualization platform that leverages the virtualization capabilities virtualization platform that leverages the virtualization capabilities
available with current microprocessors from both available with current microprocessors from both
<trademark>Intel</trademark> and <trademark>AMD</trademark>. For an <trademark>Intel</trademark> and <trademark>AMD</trademark>. For an
overview of KVM, please see my <ulink overview of KVM, please see my <ulink
url="http://www.shorewall.net/Linuxfest-2008.pdf">2008 Linuxfest Northwest url="https://shorewall.org/Linuxfest-2008.pdf">2008 Linuxfest Northwest
presentation</ulink>.</para> presentation</ulink>.</para>
<para>I use KVM to implement a number of virtual machines running various <para>I use KVM to implement a number of virtual machines running various
Linux Distributions. The following diagram shows the entire Linux Distributions. The following diagram shows the entire
network.</para> network.</para>
<graphic align="center" fileref="images/Network2008a.png"/> <graphic align="center" fileref="images/Network2008a.png"/>
<para>My personal laptop (Ursa) hosts the virtual machines. As shown in <para>My personal laptop (Ursa) hosts the virtual machines. As shown in
the diagram, Ursa has routes to the Internet through both the the diagram, Ursa has routes to the Internet through both the
skipping to change at line 81 skipping to change at line 81
For clarity, I've only shown four of the virtual machines available on the For clarity, I've only shown four of the virtual machines available on the
system.</para> system.</para>
<graphic align="center" fileref="images/KVM1.png"/> <graphic align="center" fileref="images/KVM1.png"/>
<para>I run <ulink url="???">dmsmasq</ulink> to act as a DHCP server and <para>I run <ulink url="???">dmsmasq</ulink> to act as a DHCP server and
name server for the VMs.</para> name server for the VMs.</para>
<para>The bridge is configured using the script described in my Linuxfest <para>The bridge is configured using the script described in my Linuxfest
presentation linked above. The script may be found at <ulink presentation linked above. The script may be found at <ulink
url="http://www.shorewall.net/pub/shorewall/contrib/kvm/kvm">http://www.shor ewall.net/pub/shorewall/contrib/kvm/kvm</ulink>.</para> url="https://shorewall.org/pub/shorewall/contrib/kvm/kvm">https://shorewall. org/pub/shorewall/contrib/kvm/kvm</ulink>.</para>
<para>With this configuration, and with only a single network interface on <para>With this configuration, and with only a single network interface on
the laptop, this is just a simple <ulink the laptop, this is just a simple <ulink
url="two-interface.htm">two-interface masquerading setup</ulink> where the url="two-interface.htm">two-interface masquerading setup</ulink> where the
local network interface is <filename class="devicefile">br0</filename>. As local network interface is <filename class="devicefile">br0</filename>. As
with all bridges, <filename class="devicefile">br0</filename> must be with all bridges, <filename class="devicefile">br0</filename> must be
configured with the <option>routeback</option> option in <ulink configured with the <option>routeback</option> option in <ulink
url="manpages/shorewall-interfaces.html">shorewall-interfaces</ulink>(5).</p ara> url="manpages/shorewall-interfaces.html">shorewall-interfaces</ulink>(5).</p ara>
<para>For additional information about this setup, including the Shorewall <para>For additional information about this setup, including the Shorewall
configuration, see <ulink configuration, see <ulink
url="MultiISP.html#Shared">http://www.shorewall.net/MultiISP.html#Shared</ul ink></para> url="MultiISP.html#Shared">https://shorewall.org/MultiISP.html#Shared</ulink ></para>
</section> </section>
</article> </article>
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