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76 lines
3.1 KiB
Plaintext
Executable File
76 lines
3.1 KiB
Plaintext
Executable File
# Checks Intel
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grep -e 'vmx' /proc/cpuinfo
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# Checks AMD-V
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grep -e 'svm' /proc/cpuinfo
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# Check both Intel and AMD
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lscpu | grep Virtualization
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lsmod | grep kvm
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# $ sudo dnf install qemu-kvm libvirt virt-install virt-viewer libvirt-nss
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sudo dnf install virt-install virt-viewer -y
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sudo dnf install libvirt -y
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sudo dnf install virt-manager -y
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#Almalinux10, RHEL 10, Rocky 10 # dnf --enablerepo=crb install virt-manager
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sudo dnf install -y virt-top libguestfs-tools -y
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sudo systemctl start libvirtd
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sudo systemctl enable --now libvirtd
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# ADD username to groups as your own user - NOT root
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sudo usermod -a -G libvirt,kvm $USER
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sudo reboot
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# create file if not created
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sudo vi /etc/sysctl.d/bridge.conf
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# add the following lines
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net.bridge.bridge-nf-call-ip6tables=0
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net.bridge.bridge-nf-call-iptables=0
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net.bridge.bridge-nf-call-arptables=0
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# create file if not created
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sudo vi /etc/udev/rules.d/99-bridge.rules
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# add the following lines
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ACTION=="add", SUBSYSTEM=="module", KERNEL=="br_netfilter", RUN+="/sbin/sysctl -p /etc/sysctl.d/bridge.conf"
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# REBOOT SYSTEM
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**WARNING** Be on server as root. nmtui for graphical. RECOMMENDED using nmtui
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https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html-single/configuring_and_managing_networking/index#proc_configuring-a-network-bridge-by-using-nmtui_configuring-a-network-bridge
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https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html-single/configuring_and_managing_networking/index#configuring-a-network-bridge-by-using-nm-connection-editor_configuring-a-network-bridge
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https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html-single/configuring_and_managing_networking/index#proc_configuring-a-network-bridge-by-using-nmstatectl_configuring-a-network-bridge
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su - root
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nmcli con show
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ip link
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virsh net-list --all
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nmcli con del "Wired connection 1" # or delete UUID
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nmcli con add type bridge autoconnect yes con-name br0 ifname br0 stp no
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nmcli con add type bridge-slave autoconnect yes con-name eno1 ifname eno1 master br0
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nmcli con mod br0 ipv4.addresses 192.168.1.222/24 ipv4.method manual
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nmcli con mod br0 ipv4.gateway 192.168.1.131
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nmcli con mod br0 ipv4.dns "192.168.1.140 192.168.1.141 192.168.1.143 192.168.1.144"
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nmcli con mod br0 bridge.stp
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# nmcli con mod $connectionName ipv4.ignore-auto-dns yes
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nmcli con mod br0 bridge.stp no
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service NetworkManager restart
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nmcli device show
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nmcli -f bridge con show br0
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# Create file
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sudo vi /etc/libvirt/qemu/networks/host-bridge.xml
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#Add the following lines:
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<network>
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<name>host-bridge</name>
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<forward mode="bridge"/>
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<bridge name="br0"/>
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</network>
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#Run the following commands to start the newly created bridge and make it as default bridge for VMs:
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sudo virsh net-define /etc/libvirt/qemu/networks/host-bridge.xml
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sudo virsh net-autostart host-bridge
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virsh net-destroy default
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virsh net-undefine default
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$ virsh version
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$ virsh nodeinfo
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$ virsh uri
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# https://developers.redhat.com/articles/2024/12/18/rootless-virtual-machines-kvm-and-qemu#networking_with_session_vms
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# $ virt-install --name myvm --osinfo rhel9.4 --memory 2048 --vcpus 2 --disk size=20 --location ~/Downloads/rhel-9.4-x86_64-boot.iso
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