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[14.139.162.2]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-22780f3b493sm18118885ad.34.2025.03.21.08.22.17 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Mar 2025 08:22:18 -0700 (PDT) From: 45mg <45mg.writes@gmail.com> Date: Fri, 21 Mar 2025 20:51:58 +0530 Message-ID: X-Mailer: git-send-email 2.48.1 MIME-Version: 1.0 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: guix-patches@gnu.org List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-patches-bounces+patchwork=mira.cbaines.net@gnu.org Sender: guix-patches-bounces+patchwork=mira.cbaines.net@gnu.org X-getmail-retrieved-from-mailbox: Patches * doc/guix-cookbook.texi (Virtual Machines): [Routed network for libvirt]: Replace the term 'virtual bridge' with 'virtual network switch'. This is the term used by the libvirt Wiki to refer to the combined setup of a 'virtual bridge' network interface, dnsmasq instance bound to it, and firewall rules associated with it. Change-Id: Ibd10fe76321eb61e9ca23d8124634d1108d4faad --- doc/guix-cookbook.texi | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) base-commit: 9eddd250b773043fcac5e7eaa4939e5a2d9940bd diff --git a/doc/guix-cookbook.texi b/doc/guix-cookbook.texi index d9b98a2ab3..8bfc859a90 100644 --- a/doc/guix-cookbook.texi +++ b/doc/guix-cookbook.texi @@ -3879,29 +3879,29 @@ Routed network for libvirt @section Routed network for libvirt @cindex Virtual network bridge interface @cindex networking, virtual bridge -@cindex libvirt, virtual network bridge +@cindex libvirt, virtual network switch If the machine hosting your virtual machines is connected wirelessly to the network, you won't be able to use a true network bridge as explained in the preceding section (@pxref{Network bridge for QEMU}). In this -case, the next best option is to use a @emph{virtual} bridge with static -routing and to configure a libvirt-powered virtual machine to use it -(via the @command{virt-manager} GUI for example). This is similar to -the default mode of operation of QEMU/libvirt, except that instead of -using @abbr{NAT, Network Address Translation}, it relies on static -routes to join the @abbr{VM, virtual machine} IP address to the +case, the next best option is to use a @emph{virtual network switch} +with static routing and to configure a libvirt-powered virtual machine +to use it (via the @command{virt-manager} GUI for example). This is +similar to the default mode of operation of QEMU/libvirt, except that +instead of using @abbr{NAT, Network Address Translation}, it relies on +static routes to join the @abbr{VM, virtual machine} IP address to the @abbr{LAN, local area network}. This provides two-way connectivity to and from the virtual machine, which is needed for exposing services hosted on the virtual machine. -@subsection Creating a virtual network bridge +@subsection Creating a virtual network switch -A virtual network bridge consists of a few components/configurations, +A virtual network switch consists of a few components/configurations, such as a @abbr{TUN, network tunnel} interface, DHCP server (dnsmasq) and firewall rules (iptables). The @command{virsh} command, provided by the @code{libvirt} package, makes it very easy to create a virtual -bridge. You first need to choose a network subnet for your virtual -bridge; if your home LAN is in the @samp{192.168.1.0/24} network, you +switch. You first need to choose a network subnet for your virtual +switch; if your home LAN is in the @samp{192.168.1.0/24} network, you could opt to use e.g.@: @samp{192.168.2.0/24}. Define an XML file, e.g.@: @file{/tmp/virbr0.xml}, containing the following: