kvm libvirt config

kvm.config.xml

<domain type='kvm'>
  <name>encore-dev</name>
  <uuid>c8bbf2df-c68b-63d9-6cad-cec7aa27b536</uuid>
  <memory>4194304</memory>
  <currentMemory>4194304</currentMemory>
  <vcpu>2</vcpu>
  <os>
    <type arch='x86_64' machine='pc'>hvm</type>
    <boot dev='hd'/>
  </os>
  <features>
    <acpi/>
    <apic/>
    <pae/>
  </features>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>restart</on_reboot>
  <on_crash>restart</on_crash>
  <devices>
    <emulator>/usr/bin/kvm</emulator>
    <disk type='file' device='cdrom'>
      <target dev='hdc' bus='ide'/>
      <readonly/>
    </disk>
    <disk type='block' device='disk'>
      <source dev='/dev/virtpool/centos-guest-3.img'/>
      <target dev='vda' bus='virtio'/>
    </disk>
    <interface type='bridge'>
      <mac address='54:62:00:36:30:34'/>
      <source bridge='br0'/>
      <model type='virtio'/>
    </interface>
    <serial type='pty'>
      <source path='/dev/pts/6'/>
      <target port='0'/>
    </serial>
    <console type='pty' tty='/dev/pts/6'>
      <source path='/dev/pts/6'/>
      <target port='0'/>
    </console>
    <input type='mouse' bus='ps2'/>
    <graphics type='vnc' port='-1' autoport='yes' keymap='en-us'/>
  </devices>
</domain>

kvm.network.conf

amitava@et-vmhost:~$ cat /etc/network/interfaces
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).

# The loopback network interface
auto lo
iface lo inet loopback

# the "metric" directives are used to specify the preferred interface
# lower values are higher priority

# The primary network interface
auto eth0
iface eth0 inet static
	address X.X.X.X
	netmask 255.255.255.128
	network X.X.X.X
	broadcast x.x.x.x
	gateway X.X.X.X
	# dns-* options are implemented by the resolvconf package, if installed
	dns-nameservers x.x.x.X X.X.X.X
	dns-search whatever.com
	metric 0

# configure the bridge for kvm

# eth1 will be the bridge port
# set it up, but provide further config in the bridge
auto eth1
iface eth1 inet manual

# configure bridging
auto br0

# configure the bridge using DHCP
iface br0 inet dhcp
	bridge_ports eth1
	bridge_stp off
	bridge_maxwait 0
	metric 10