[ovs-discuss] [Fwd: Re: auto starting bridge fails]

Flavio Leitner fbl at redhat.com
Thu Mar 27 19:56:53 UTC 2014

On Thu, Mar 27, 2014 at 12:05:12PM -0700, Neil Schneider wrote:
> I had a configuration error that was causing my interfaces to not come up
> properly. Here's what ifcfg-br0 looked like, with the error line commented
> out.
> DEVICE="br0"
> ONBOOT="yes"
> TYPE="OVSBridge"
> BOOTPROTO="none"
> HOTPLUG="no"
> #OVS_OPTIONS="tag=100"
> Not sure why this failed, but I have the information in ifcfg-vlan100

Because they are different things, one is a bridge and another is a port

> DEVICE=vlan100
> ONBOOT=yes
> BOOTPROTO=static
> OVS_OPTIONS="tag=100"
> I haven't yet discovered how to make sure this part is right and that the
> vlan tags are getting applied as I expect. But I do see this output:
> # ifconfig vlan100
> vlan100   Link encap:Ethernet  HWaddr 4E:5F:E9:7B:31:CE
>           inet addr:  Bcast:  Mask:
>           inet6 addr: fe80::4c5f:e9ff:fe7b:31ce/64 Scope:Link
>           UP BROADCAST RUNNING  MTU:1500  Metric:1
>           RX packets:8 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:10 errors:0 dropped:0 overruns:0 carrier:0
>           collisions:0 txqueuelen:0
>           RX bytes:468 (468.0 b)  TX bytes:636 (636.0 b)
> Still moving forward.

I don't know what you're trying to archive because you seem to
be trying to add a vlan tag on a bridge device that doesn't have
either static IP address nor DHCP enabled.

Look at the FAQ, maybe that helps you with something.


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