We’ve been running 8.3.143.0 for a couple of months on our pair of 5520s (in HA) and as yet it has been fine for us, although we haven't enabled 802.11r. We have a mixture of APs, the oldest are 1142s, the newest are 2802s.
Sean Gray | B.Sc (Hons) Voice, Collaboration & Wireless Network Analyst ITS, University of Lethbridge -----Original Message----- From: The EDUCAUSE Wireless Issues Constituent Group Listserv <WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU> On Behalf Of Erik Stagg Sent: August-28-18 3:05 PM To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU Subject: Re: [WIRELESS-LAN] 802.11R I was just about to ask the same. We’re about to upgrade to it this weekend from an 8.2 release. -Erik Sent from my iPhone > On Aug 28, 2018, at 5:02 PM, Christina Klam <ck...@ias.edu> wrote: > > Another question, has anyone installed 8.3.143.0 yet? It seems to have a > number of fixes for 2800/3800. > > Christina Klam > Network Engineer > Institute for Advanced Study > +1 609-734-8154 > ck...@ias.edu > > ----- Original Message ----- > From: "C. Klam" <ck...@ias.edu> > To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU > Sent: Tuesday, August 28, 2018 4:45:56 PM > Subject: Re: [WIRELESS-LAN] 802.11R > > Jamie, > > Can you describe more the IPV6 issue with 8.3.133.0? For about a year we > have been running that code. And strangely enough, we have had issues with > iOS not staying connected when roaming. As all modern systems try IPv6 > before IPv4, if there is an issue with IPv6, this would explain the delay. > > Christina Klam > Network Engineer > Institute for Advanced Study > +1 609-734-8154 > ck...@ias.edu > > ----- Original Message ----- > From: "Price, Jamie G" <jamie.pr...@ucdenver.edu> > To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU > Sent: Tuesday, August 28, 2018 4:34:18 PM > Subject: Re: [WIRELESS-LAN] 802.11R > > We are running 2 sets of 8510’s and 1 set of 5520’s on 8.3.133.0. > > We are running 802.11k/v/r and it has made a tremendous difference in our > roaming (and many less complaints). We have an IPv6 issue with 8.3.133.0 with > IPv6. On PCs, it times out. On MACs it times out and recovers. This is not a > production network- but it will be once we can find code without this bug. > Otherwise 8.3.133.0 has been great. > > Jamie Price │Senior Network Engineer > 303.724.8970| jamie.pr...@ucdenver.edu > 1945 N Wheeling Street, MS F408, Denver, CO, US 80045 > > From: The EDUCAUSE Wireless Issues Constituent Group Listserv > <WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU> On Behalf Of Joseph Bernard > Sent: Tuesday, August 28, 2018 1:27 PM > To: WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU > Subject: Re: [WIRELESS-LAN] 802.11R > > Our CTO just mentioned this today as we have passed the peak wireless stress > point without issues for today’s class changes. While this isn’t answering > your question, I thought I might share what we have. We have close to 30,000 > wireless devices connected and have our F5 load balancing 6 VMs running > FreeRADIUS that in turn query our eDirectory backend through LDAP. One > feature that you should make sure is enabled is “config radius > ext-source-ports enable”. > > On 8540’s, you should see this if it’s on: > > (Cisco Controller) >show radius queue > > Max Radius Queues Per Server..................... 16 …[snip]… > > > Thanks, > Joseph B. > > > From: The EDUCAUSE Wireless Issues Constituent Group Listserv > <WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU<mailto:WIRELESS-LAN@LISTSERV.EDUCA > USE.EDU>> on behalf of "Phillips, Rick" > <rick.phill...@uky.edu<mailto:rick.phill...@uky.edu>> > Reply-To: The EDUCAUSE Wireless Issues Constituent Group Listserv > <WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU<mailto:WIRELESS-LAN@LISTSERV.EDUCA > USE.EDU>> > Date: Tuesday, August 28, 2018 at 3:11 PM > To: > "WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU<mailto:WIRELESS-LAN@LISTSERV.EDUCA > USE.EDU>" > <WIRELESS-LAN@LISTSERV.EDUCAUSE.EDU<mailto:WIRELESS-LAN@LISTSERV.EDUCA > USE.EDU>> > Subject: [WIRELESS-LAN] 802.11R > > We recently promoted eduroam to the primary network at the University of > Kentucky. We utilize Cisco WLC 8540’s (2 HA pairs), Cisco APs (mostly 3702’s) > and Cisco ISE for portals, authentication and authorization. We were seeing > the ISE authentication service jump up in latency and we would get calls that > users could not connect to eduroam. We have determined that our size and > number of authentications, particularly at each class change event, are such > that we should be using hardware load balancing. We are in process of setting > that up but each class transition results in a short period where > authentication latency can get to be a problem and users have a less than > desirable experience. During the time we are building this out our engineers > are wanting to enable 802.11R (Fast Transition) on our controllers. We > currently do not support this feature on the WLCs. We are running 8.2.166.0 > code on our WLCs and we have heard other have issues with this code release. > While we are not experiencing the same results or hitting the same bugs, I am > concerned that turning on this feature might have ramifications related to > the code release we are running. > > My question to the group is who has used 802.11R and would you be willing to > shoot me a private message with configuration and/or your results? > > Thanks in advance, > > Rick > > Rick Phillips > Executive Director, Networking & Infrastructure Information Technology > Services University of Kentucky > 301 Rose St. Hardymon Building Rm 102 > Lexington, KY 40506-0496 > (859) 257-4106 (Office) > > ********** 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. > > ********** > 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. ********** Participation and subscription information for this EDUCAUSE Constituent Group discussion list can be found at http://www.educause.edu/discuss.
