Hey John, Is this with Load Balancing and/or Band Select enabled on your WISM2's?
There was some positive talk here awhile back about how far both features have come and also client support for them. We're just beginning to test both features in our shop. Kitri Waterman -- Network Engineer (Wireless) Information Services University of Oregon On 11/4/14 1:22 PM, Watters, John wrote: > > > > We have a continuing problem with clients devices which refuse to move > to an AP that provides a much better signal. For example, students > entering a classroom typically have at least one WiFi device active > when they enter the room (e.g., their phone) and maybe more (e.g.,, > tablet, laptop, etc). As has been the case for years, the default > client behavior seems to continue to be to hold on to the original AP > association until it becomes unusable, then move to the best signal > for where they currently are. I know that recent Windows machines have > settings to control how aggressive the radio is in moving to a better > AP. Surely UNIX-based machines can also do the same. We encourage our > laptop users to take advantage of a more aggressive setting. And, we > use the Cisco load-balancing stuff to also try to help. > > > > But, we still see the problem. > > > > Now, we are getting complaints about phones (iPhones & Android). users > cannot infinitely wander around a residence hall or Greek house > without getting small breaks in service (about 1 second or less) when > they finally move from one AP to one with a much stronger (and > clearer) signal. > > > > Does anyone know anything else we can try to encourage client devices > (tablets, laptops, and phones) to change APs more aggressively? > > > > We are a Cisco shop using WiSM2 controllers (7.6.120.0 & 7.6.130.0) > with 5,000 APs of various models (1131, 1142, 2602, 2702, and a few > 3502 & 3602s). > > > > > > Thanks for any help/advice you can offer. > > > > > > -jcw > > UA Logo > > *_ > > _* > > John Watters The University of Alabama > > Office of Information > Technology > > 205-348-3992 > > > > ********** 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/.
