>> Out of curiosity- how many APs, clients (in general) and are you doing 802.1X?
It's roughly 250 APs out of approximately 1k, so about 1/4 our the total APs. Yes, we are doing 802.1x. We don't have a large set of mobility groups, so it doesn't sound like CSCva66176. On Mon, Sep 11, 2017 at 12:03 PM, Lee H Badman <[email protected]> wrote: > Out of curiosity- how many APs, clients (in general) and are you doing > 802.1X? > > > > *Lee Badman* | Network Architect > > Certified Wireless Network Expert (#200) > Information Technology Services > 206 Machinery Hall > 120 Smith Drive > Syracuse, New York 13244 > > *t* 315.443.3003 <(315)%20443-3003> * f* 315.443.4325 <(315)%20443-4325> > *e* [email protected] *w* its.syr.edu > > *SYRACUSE UNIVERSITY* > syr.edu > > > > *From:* The EDUCAUSE Wireless Issues Constituent Group Listserv [mailto: > [email protected]] *On Behalf Of *Mark Duling > *Sent:* Monday, September 11, 2017 2:48 PM > *To:* [email protected] > *Subject:* [WIRELESS-LAN] spurious cpi report of mass AP disassociation > > > > We're using Cisco 8540 on code 8.2.151.0. Last week CPI reported a great > number of simultaneous AP disassociations and then reassociation. CPI shows > all the events had the exact same timestamp right down to the hundredth > second. It was just a single event. > > > > But I can find no event preceding it that would cause such a thing. No > preceding controller errors that I can see. At least a hundred APs were on > the list. The APs weren't the same type or in the same buildings. I can > find no common thing at all about it. > > > > No one called in to report any issues. I would think if they really did > drop those on an affected AP would have noticed. Only one AP in the > building housing IT was on the report, so perhaps not surprising that none > of us noticed anything. > > > > Has anyone out there seen anything like this? Aside from the unknown > cause, is it possible for disassocation and reassociation happened fast > enough that users wouldn't see any serious disruption if only doing > stateless stuff? I'd have trouble believing the controller would report AP > drops that didn't happen. > > ********** Participation and subscription information for this EDUCAUSE > Constituent Group discussion list can be found at http://www.educause.edu/ > discuss. > ********** Participation and subscription information for this EDUCAUSE > Constituent Group discussion list can be found at http://www.educause.edu/ > discuss. > > ********** Participation and subscription information for this EDUCAUSE Constituent Group discussion list can be found at http://www.educause.edu/discuss.
