virsh net-dumpxml default
<network connections='1'>
<name>default</name>
<uuid>b23f8788-53a3-522b-d4ae-d40b6afcb2c2</uuid>
<forward mode='nat'>
<nat>
<port start='1024' end='65535'/>
</nat>
</forward>
<bridge name='virbr0' stp='on' delay='0'/>
<mac address='52:54:00:a0:9b:22'/>
<ip address='192.168.122.1' netmask='255.255.255.0'>
<tftp root='/tftp'/>
<dhcp>
<range start='192.168.122.2' end='192.168.122.254'/>
<bootp file='undionly.kpxe'/>
</dhcp>
</ip>
</network>