[ovs-discuss] OVS port name differ from interface name

[Shivaram Mysore]

There is s typo in add-br command.  Your bridge name is br instead of 0.br



/Shivaram
::Sent from my mobile device::

> On Jan 18, 2018, at 5:17 AM, Riccardo Ravaioli <riccardoravaioli at gmail.com> wrote:
> 
> Hi Ben,
> 
> I have a related question. I do the following in order to have a bridge br with ports 0.br, 1.br... and later add existing interfaces to such ports:
> 
> ovs-vsctl add-br br
> ovs-vsctl add-port br 0.br 
> ovs-vsctl --id=@ifce create interface  name=eth1 -- set port 0.br interface=@ifce
> 
> When I execute the "ovs-vsctl add-port' command above I get an error saying that 0.br doesn't correspond to any interface:
> ovs-vsctl: Error detected while setting up '0.switch5': could not open network device 0.switch5 (No such device).
> 
> Can I pass an argument to "ovs-vsctl add-port" to tell OVS that 0.br is just a switch port and not a real existing interface? 
> 
> 
> ______
> 
> 
>> On 15 January 2018 at 20:19, Ben Pfaff <blp at ovn.org> wrote:
>> On Mon, Jan 15, 2018 at 09:50:52AM -0800, Fred Licht wrote:
>> >    Is it possible to have an OVS port ‘name’ differ from the interface name?
>> >
>> >     Bridge ovs-ha-sw
>> >         Port ovs-ha-sw
>> >             Interface ovs-ha-sw
>> >                 type: internal
>> >         Port "bond1"
>> >             Interface "bond1"
>> >
>> > To have the effect of:
>> >
>> >     Bridge ovs-ha-sw
>> >         Port ovs-ha-sw
>> >             Interface ovs-ha-sw
>> >                 type: internal
>> >         Port “east-west"
>> >             Interface "bond1"
>> 
>> You can do it, but since port names are immutable it has to happen at
>> the time you add the port.  For example:
>> 
>> blp at sigabrt:~/nicira/ovs/tutorial(0)$ ovs-vsctl add-br br0
>> blp at sigabrt:~/nicira/ovs/tutorial(0)$ ovs-vsctl add-port br0 p0 -- set port p0 name=asdf
>> blp at sigabrt:~/nicira/ovs/tutorial(0)$ ovs-vsctl show
>> 8b75cccb-f1eb-4e75-ac67-57ebac4e8432
>>     Bridge "br0"
>>         Port "br0"
>>             Interface "br0"
>>                 type: internal
>>         Port asdf
>>             Interface "p0"
>> blp at sigabrt:~/nicira/ovs/tutorial(0)$
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> 
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