[ovs-discuss] Getting OpenFlow Set Up

Derek Cormier derek.cormier at lab.ntt.co.jp
Fri Oct 15 03:00:23 UTC 2010


To delete flows I used ovs-ofctl del-flows bridge. I tried using a 
default deny rule and that worked, but it seems a bit hack-ish. I 
thought that no traffic would be processed if no flows were specified..

Derel

On 10/14/2010 05:03 PM, Reid Price wrote:
> Hi Derek,  comment inline
>
> On Wed, Oct 13, 2010 at 10:51 PM, Derek Cormier 
> <derek.cormier at lab.ntt.co.jp <mailto:derek.cormier at lab.ntt.co.jp>> wrote:
>
>     One thing I've noticed is that when I use vswitchd, it uses some
>     kind of default flow table in
>     unix:/usr/local/var/run/openvswitch/vbr0.mgmt. I tried deleting
>     the flows so that pinging from one host to another should not
>     work, but pinging seems to re-create the flows. Is there a way to
>     disable this?
>
>
> Could you be more specific on what command you run to delete the 
> flows?  Is it possible
> you are just deleting the active flow, instead of the rule that is 
> creating it?  You also can
> look into pushing down a 'default deny'-styled rule, which has low 
> priority, no specified fields
> and no actions, so any flow which doesn't match your configured flows 
> (if any) will be dropped.
>
>
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>
>
>   -Reid

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