Linux Virtualization Configuration
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Internal
/etc/sysconfig/libvirtd
The configuration file of the libvirtd service.
/etc/sysconfig/libvirt-guests
The configuration file of the libvirt-guests service. Note that the service is not automatically enabled.
Configure Guests to Gracefully Shut Down
ON_SHUTDOWN=shutdown SHUTDOWN_TIMEOUT=300
Configure Guests to Start at Boot
All guests that were running on shutdown can be configured to automatically start on boot, regardless of their autostart settings:
ON_BOOT=start
Virtual Switch Configuration
NAT IP Masquerading
Shut down the virtual switch before modifying the iptables configuration.
The public IP ranges for forward mode NAT, in order to create a port masquerading range can be set by running:
iptables -j SNAT --to-source [start-ip]-[end-ip]