Yup- all Cisco and CDP enabled both ends. Again, this is not pervasive but occasional- just enough to be a nuisance and to detract from system reliability.
Lee -----Original Message----- From: The EDUCAUSE Wireless Issues Constituent Group Listserv [mailto:[email protected]] On Behalf Of Toivo Voll Sent: Thursday, March 19, 2009 10:29 AM To: [email protected] Subject: Re: [WIRELESS-LAN] Have to lie to LWAPP APs about power injectors? Also, make sure you have CDP enabled both on the AP and the switch if you want to rely on Cisco's power discovery to work correctly. If you're using non-Cisco PoE midspans or switches, chances are you have to lie to them. -- Toivo Voll Network Administrator Information Technology Communications University of South Florida On Thu, Mar 19, 2009 at 9:59 AM, Lee H Badman <[email protected]> wrote: > Wondering if anyone else experiences this. I'm working now to see if it is > isolated to a single Catalyst switch or if it is more widespread. > Frequently, we will get a report that a radio on an LWAPP AP is down. > Sometimes the alarm is for insufficient drawn power, sometimes not- just > radio down. Better than 90% of the time, a simple AP reboot will not do any > good- we have to lie to the controller that the AP has a PoE injector > installed, even though the AP is on a switch. Usually the condition is > onesy-twoesy- not every AP on a given switch (although this morning we saw > that) and often happens on APs that are obviously not taxing a given > switch's available PoE output. > > > > I am opening a case as we see this enough to be of concern, but also am > wondering if anyone else has experienced this in a given environment where > LWAPP APs are powered by Cisco PoE switches? > > > > Thanks- > > > > Lee > > > > Lee H. Badman > > Wireless/Network Engineer > > Information Technology and Services > > Syracuse University > > 315 443-3003 > > > > ********** 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/.
