Yes, if you enable it.
On Thu, May 03, 2012 at 03:39:53PM -0500, Salman Malik wrote: > So is CFM used for detecting link failures? > > > Date: Thu, 3 May 2012 11:31:08 -0700 > > From: b...@nicira.com > > To: dtala...@stanford.edu > > CC: openflow-discuss@lists.stanford.edu > > Subject: Re: [openflow-discuss] OFTest failure > > > > I can't think of what you might be seeing. OVS doesn't have a > > discovery protocol. > > > > The L2 protocols that OVS itself implements are LACP, CFM, and STP, > > but all of them of them are disabled by default. The administrator > > has to turn them on manually. > > > > The Linux IPv6 stack does some kind of link-level negotiation > > automatically whenever a link comes up. Maybe you're seeing that. > > But it's not part of OVS, and it should only send one packet or so > > immediately after a link comes up. > > > > On Thu, May 03, 2012 at 11:22:36AM -0700, Dan Talayco wrote: > > > But I believe I've seen some kind of discovery packets coming out of > > > OVS, right? I was under the impression they even used the LLDP > > > reserved address, or something close to it. Maybe LLDP-like? :) > > > > > > On Thursday, May 3, 2012 at 10:25 AM, Ben Pfaff wrote: > > > > > > > On Thu, May 03, 2012 at 10:08:39AM -0700, Dan Talayco wrote: > > > > > OVS like many switches send out LLDPs periodically. > > > > > > > > > > > > No, OVS doesn't have any code for LLDP. > > _______________________________________________ > > openflow-discuss mailing list > > openflow-discuss@lists.stanford.edu > > https://mailman.stanford.edu/mailman/listinfo/openflow-discuss > _______________________________________________ openflow-discuss mailing list openflow-discuss@lists.stanford.edu https://mailman.stanford.edu/mailman/listinfo/openflow-discuss
