[ovs-discuss] Fw: How to connect two open vswitch bridges in a single physical host ?

ABDULHAMID NOOR hamsiery at yahoo.com
Fri Mar 9 17:26:31 UTC 2012


Yes the two interfaces connecting the VMs are UP. The ovs-vswitchd and ovsdb-server are running. But the ifconfig and ip link list command does not show the patch interfaces. I think it may be ok.



>Are all the interfaces up (and vswitchd and ovsdb-server) running?

>Aaron

> Thanks for previous suggestion.
>
> No connectiving between VMs connected to differnet open vswitch bridges.
> I use patch port to connect two open vswitch bridges "switch1" & "switch2"
> using the following commad
>
> ovs-vsctl add-port switch1 patch_cable_12 -- set Interface patch_cable_12
> type=patch options:peer=patch_cable_21
>
> ovs-vsctl add-port switch2 patch_cable_21 -- set Interface patch_cable_21
> type=patch options:peer=patch_cable_12
>
> Now two VMs connected to switch1 and switch2 can't ping each other.
>
> Any suggestion please..
>
>
> From: ABDULHAMID NOOR <hamsiery at yahoo.com>
> To: "discuss at openvswitch.org" <discuss at openvswitch.org>
> Sent: Friday, March 9, 2012 3:11 AM
> Subject: [ovs-discuss] How to connect two open vswitch bridges in a single
> physical host ?
>
> Dear All,
>                  I want to create three open vswitches to connect in a
> circle to evaluate STP protcol. I want to do this on a single physical host.
> I am using Virtual Box on Ubuntu 10.10.
>
> How to connect two open vswitch togather? I create TUN interface using the
> ip tuntap command, but when I add the same TUN interface to the second
> switch, I got the error: cannot create a port named vmif_sw12 because a port
> named vmif_sw12 already exists on bridge switch1. It does not allow to add
> that TUN interface to the second switch. Please suggest any solution.
>
> Thanks in advance....
>
> ---------------------
> Best Regards
>
> Abdul Hameed
>
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-- 
Aaron O. Rosen
Masters Student - Network Communication
306B Fluor Daniel
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