<div dir="ltr"><div><div>hello all, <br><br>I have been trying to set-up bridged network with VLAN and not able to succeed as many tutorials address only single NIC.</div><div><br></div><div>I am trying to setup 2 guests (backtrack instance) each guest has NIC1 and NIC2. following is snippet for guest1<br>
<br>I am not able to get 192.168.0.2 address back on guest eth0.<br><br><br></div><div>VIRT-MANAGER  GUI :<br><br>guest1-lan details radio button<br><br></div><div>left side panel <br></div><br><div>NIC1 ------------------> Virtual Network Interface<br>
</div><div>                            Source Device : Virtual Network "default" NAT<br></div><div>                            Device Model : Hypervisor default<br></div><div>                             MAc Address : xxxxxxxxxxxxxx<br>
<br></div><div>NIC2 ------------------> Virtual Network Interface<br></div><div>                            Source Device : Specify Shared Device Name<br></div><div>                                        Bridge name : guest1-lan<br>
</div><div>                            Device Model : virto<br></div><div>                             MAc Address : xxxxxxxxxxxxxx<br><br></div>HOST MACHINE :<br><br></div><div><div>brctl show has br0 for bridge<br></div>
<div>and virbr0 with 192.168.122.x address (created by default virtual network NAT)<br><br></div><br><div></div><div> /etc/sysconfig/network-scripts/<br><br>1) Bridge BR0 (cat ifcfg-br0)<br><br>DEVICE="br0"<br>TYPE="Bridge"<br>
ONBOOT="yes"<br>NM_CONTROLLED="no"<br>BOOTPROTO="static"<br>IPADDR="xx.xx.xx.xx"<br>NETMASK="255.255.254.0"<br>GATEWAY="xx.xx.xx.xx"<br>DNS1="x.y.z.s"<br>
DNS2="x.y.q.s"<br><br>2) cat ifcfg-em1<br>NM_CONTROLLED="yes"<br>HWADDR="02:12D:E2:B1:32"<br>BOOTPROTO="static"<br>DEVICE="em1"<br>BRIDGE="br0"<br>ONBOOT="yes"<br>
<br>3) ifcfg-em2<br>NM_CONTROLLED="yes"<br>HWADDR="02:24:7e:d0:b1:42"<br>BOOTPROTO="static"<br>DEVICE="em2"<br>ONBOOT="yes"<br><br></div><div>4) THIS IS GUEST   (cat ifcfg-guest1-lan)<br>
DEVICE=guest1-lan<br>TYPE=Bridge<br>ONBOOT=yes<br>BOOTPROTO=static<br>DELAY=1<br><br></div><div>5) GUEST VLAN (cat ifcfg-em2.620)<br><br>DEVICE=em2.620<br>VLAN=yes<br>ONBOOT=yes<br>BRIDGE=guest1-lan<br><br></div><div>BRCTL Show Command :<br>
<br>br0  8000.00237de0a132  no              em1<br>                                                       vnet0<br>guest1-lan 8000.00237de0a133   no    em2.620<br>virbr0        8000.5254003e19b3    yes  virbr0-nic<br><br>
<br></div><div>VIRSH :<br><br>virsh # net-list<br>Name                 State      Autostart<br>-----------------------------------------<br>guest1-lan           active     yes<br>default              active     yes<br><br>
</div><div><br></div><div>virsh # iface-list<br>Name                 State      MAC Address<br>--------------------------------------------<br>br0                  active     00:23:7d:e0:a1:32<br>guest1-lan       active     00:23:7d:e0:a1:33<br>
<br><br></div><div>iface-edit :<br><br>virsh # iface-edit guest1-lan<br><br><interface type='bridge' name='guest1-lan'><br>  <start mode='onboot'/><br>  <bridge delay='1'><br>
    <interface type='vlan' name='em2.620'><br>      <vlan tag='620'><br>        <interface name='em2'/><br>      </vlan><br>    </interface><br>  </bridge><br>
</interface><br><br>------------------------------------------------------------------<br><br>/etc/libvirt/qemu/networks<br><br>cat guest1-lan.xml<br><network><br>  <name>guest1-lan</name><br>  <uuid>a12747ec-21c9-0d21-ab06-064ba204bc52</uuid><br>
  <forward mode='bridge' dev="br0"/><br>  <bridge name='guest1-lan' /><br>  <ip address='192.168.0.1' netmask='255.255.255.0'><br>    <dhcp><br>      <range start='192.168.0.2' end='192.168.0.254' /><br>
    </dhcp><br>  </ip><br></network><br><br><br>cat default.xml<br><br><network><br>  <name>default</name><br>  <uuid>8778244b-1a0c-c15f-c348-26462a07a639</uuid><br>  <forward mode='nat'/><br>
  <bridge name='virbr0' stp='on' delay='0' /><br>  <mac address='52:54:00:3E:19:B3'/><br>  <ip address='192.168.122.1' netmask='255.255.255.0'><br>    <dhcp><br>
      <range start='192.168.122.2' end='192.168.122.254' /><br>    </dhcp><br>  </ip><br></network><br><br></div><div>any guidance will be appriciated<br><br></div><div>regards<br></div>
<div>dan <br></div><div><br></div><div><br></div><div><br></div></div></div>