On Sun, 26 Oct 2025 09:39:42 +0100 didier gaumet <[email protected]> wrote:
> Le 26/10/2025 à 02:11, Charles Curley a écrit : > [...] > > In the past installing virt manager was sufficient; the virtual > > network Just Worked. Not so now. > > Hello, > > Here (Trixie, Gnome (thus network-manager)) this is still the case: I run xfce, but I don't think that is significant. > bridge-utils is not installed, dnsmasq-base is installed as a The lack of bridge-utils is interesting. > dependency of network-manager. Just installing virt-manager was > sufficient to have network in the guests. > > Please verify your setup in virt-manager (QEMU/KVM, right click, > details, virtual networks, XML), you should have something like that: > <network> > <name>default</name> > <uuid>849111bd-18c3-4ae2-857b-1a6f2ee88b32</uuid> > <forward mode="nat"> > <nat> > <port start="1024" end="65535"/> > </nat> > </forward> > <bridge name="virbr0" stp="on" delay="0"/> > <mac address="52:54:00:cc:c4:91"/> > <ip address="192.168.122.1" netmask="255.255.255.0"> > <dhcp> > <range start="192.168.122.2" end="192.168.122.254"/> > </dhcp> > </ip> > </network> > > in the "details" tab (instead of the "XML" one) please verify that > the state is active and that automatic start is checked > > My setup was automatically created, if that is not the case, you can > create it manually > I have the default network, XML and all, as you describe. What I don't have is the interface virbr0 for the default network to use. What I need to know is how to set the interface virbr0 up. Thanks. -- Does anybody read signatures any more? https://charlescurley.com https://charlescurley.com/blog/
