Here's a screen shot from one I did previous to our outdoor deployment http://www.mpking.com/file/CampusSurvey.png (Only one I can find right now)
On Tue, Nov 13, 2012 at 1:43 PM, Mike King <[email protected]> wrote: > Ekahau has GPS assisted survey > http://www.ekahau.com/products/ekahau-site-survey/overview.html > > I've used it to map our outdoor Wifi deployment. > > You need a GPS, and you need to be a bit careful on how you collect your > results. Driving 30MPH inside a car did not necessarily equate to walking > around with a laptop. (Signal loss from being inside a car, as well as the > impact on roaming while moving that fast) > > Mike > > > On Tue, Nov 13, 2012 at 7:28 AM, Osborne, Bruce W <[email protected]>wrote: > >> Philippe,**** >> >> ** ** >> >> So, in the US, power line AC is 60Hz and 802.11AC is 5Hz. What >> propagation range can we expect at sub-audio frequencies? Will this affect >> transmission of high fidelity sound on 802.11AC?**** >> >> ** ** >> >> Humorous typo J**** >> >> ** ** >> >> I believe Aruba at one time had a solution (possibly unsupported) for >> outdoor mapping.**** >> >> ** ** >> >> Thanks, Philippe.**** >> >> ** ** >> >> *Bruce Osborne * >> *Network Engineer* >> *IT Network Services* >> >> *(434) 592-4229 * >> >> [image: >> http://www.liberty.edu/media/1616/40themail/wordmark-for-email.jpg] >> >> *Liberty University | Training Champions for Christ since 1971* **** >> >> **** >> >> *From:* Hanset, Philippe C [mailto:[email protected]] >> *Sent:* Monday, November 12, 2012 11:28 AM >> *Subject:* Report from Educause (the session was not streamed)**** >> >> ** ** >> >> Educause-Denver-2012 was a success. Great topics, amazing Weather, great >> audience, and even good food!**** >> >> The following topics were tackled by the Wireless-LAN group within the 50 >> minutes assigned.**** >> >> ** ** >> >> Here is the report from our meeting. Thank you to Jeffrey Ballentine from >> UPenn for taking notes during the meeting.**** >> >> ** ** >> >> •802.11AC Why wait? Why jump?**** >> >> AC is 5Hz only, the first offering will not support Multi user MIMO (the >> ability to support multiple devices on different streams) and it might take >> one more year before Multi User MIMO is supported.**** >> >> The group was wondering if vendors were already offering AC devices. As >> usual with Wi-Fi, consumer APs are first available then enterprise grade. >> **** >> >> So, no rush on AC as of today. And really Multi user MIMO seems to be the >> greatest benefit**** >> >> ** ** >> >> **• **How to empower users with Bonjour needs (or more generally >> speaking: mDNS)? **** >> >> Members of the audience are starting to experience demand for support of >> devices like AppleTV including**** >> >> Remote control and display mirroring. It seems that as time passes, we >> won't be able to ignore it ;-)**** >> >> -mDNSext, the new IETF proposal, looks to be the only non-vendor specific >> solution in the pipeline (check Neil Johnson's post on this list for more >> info)**** >> >> -Otherwise vendor specific solutions range from light control of the >> multicast traffic to total control, turning Multicast into Unicast**** >> >> and even doing identity based mDNSing (all MAC addresses assigned to a >> specific user can see each other even in different VLANs which can also >> address**** >> >> some security concerns if devices are poorly configured)**** >> >> ** ** >> >> **• **IP depletion (NAT?, Lease Time?, DHCP server load)**** >> >> It seems that everyone is using NAT with leases from 10 min to 30 min to >> answer the growth, and one institution doing 1 day leases without issues. >> **** >> >> Most people do NAT on their Firewall. The issue of logs was raised, but >> not many concerns there. One institution has a two week retention policy >> which**** >> >> doesn't overload the log storage at all!**** >> >> ** ** >> >> •As a side discussion we talked about RADIUS load...and that is >> definitely something to watch out for! Many members of the audience >> reported issues.**** >> >> One institution is considering putting RADIUS behind a load balancer**** >> >> ** ** >> >> **• **How to Deal with devices that cannot do 802.1x**** >> >> Don't get rid of the NetReg SSID yet it can come to the rescue with >> non-1x devices**** >> >> Only one institution was doing 802.1x only.**** >> >> And many are doing one dedicated SSID with WPA2-PSK for institution owned >> devices (Scanners, projectors, etc...)**** >> >> ** ** >> >> ** ** >> >> **• **Location Based Services (e.g. IP printing)**** >> >> No one is using LBS in the audience or has seen a solution that is >> satisfactory. Do you?**** >> >> ** ** >> >> **• **Success Stories with IPv6 on Wi-Fi?**** >> >> Not much traction there. Someone mentioned one example of a faculty that >> needed to reach an IPv6 only site in Asia and V6 had to be enabled for that >> purpose**** >> >> Some have V6 enable, but no one has a strategy in place. Remember June >> 6th is IPv6 day...do something!**** >> >> ** ** >> >> •Is Wireless management slowly moving to the switch? What does it mean >> for us? (Will it all work with openflow seamlessly?) Any fear of being >> locked with one vendor**** >> >> The gartner magic quadrant is now combining Wired and Wireless. Most >> vendors are offering Wireless and Wired. Controllers can only do so much. A >> natural evolution**** >> >> seems to push some of the intelligence of Wireless back to the edge.**** >> >> We had to cover that topic really quickly due to lack of time. **** >> >> At Tennessee we see the integration of Wireless and Wired as a good thing >> to have the "traditional" network engineer been involved in wireless. Find >> Network Engineers**** >> >> with Wireless expertise is hard, this might address this issue >> eventually. On the negative side, being locked with one vendor on Wired and >> Wireless is a deterrent to the adoption of**** >> >> such an architecture. Time will tell!**** >> >> ** ** >> >> •Outdoor Heat maps**** >> >> Someone in the audience needed the ability to plot outdoor heat maps. No >> one had an answer for a solution. Do you?**** >> >> ** ** >> >> Voila! Comments Welcome.**** >> >> ** ** >> >> Best,**** >> >> ** ** >> >> Philippe Hanset**** >> >> Univ. of TN, Knoxville**** >> >> www.eduroamus.org**** >> >> ** ** >> >> ** ** >> >> ** ** >> >> ********** Participation and subscription information for this EDUCAUSE >> Constituent Group discussion list can be found at >> http://www.educause.edu/groups/. ** ** >> ********** Participation and subscription information for this EDUCAUSE >> Constituent Group discussion list can be found at >> http://www.educause.edu/groups/. >> >> > ********** Participation and subscription information for this EDUCAUSE Constituent Group discussion list can be found at http://www.educause.edu/groups/.
<<image001.jpg>>
