You do not have to pay extra for the device type identification; however, you do need to be on the 6.x code levels. With the device fingerprinting, you can easily push all the smartphones to a unique dhcp scope with very low lease times.
Chad Street - Emory On 3/7/12 12:57 PM, "Pham, Loc" <[email protected]> wrote: > Marcelo, > The Aruba feature that allow fingerprint on the devices, do you have to >pay extra for it to be functional ? > > I hope our Cisco BU is listening ;-))) > >Regards, > >Loc Pham, CCIE >office 415-353-4492 >IT Enterprise Security & Services >UCSF Medical Center > >-----Original Message----- >From: The EDUCAUSE Wireless Issues Constituent Group Listserv >[mailto:[email protected]] On Behalf Of Marcelo Lew >Sent: Thursday, February 02, 2012 10:17 AM >To: [email protected] >Subject: Re: [WIRELESS-LAN] School blocks Wi-Fi access to smartphones to >address IP usage issues > >Smartphones were killing us this quarter. While we only have 3500-3800 >concurrent daily users, we have about 6500 devices connected. Most of >these extra 3000 devices were smartphones that come online for less than >a minute, and then go idle again. With our 30m DHCP renew times, we were >exhausting our 5500 public IP pool for our main SSID. Instead of moving >to private space (which most likely we will in the near future), we added >6 more class c subnets. We are now NOT running out of IPs, at least for >a short while. We also thought of making the DHCP lease times very short >(like 5 minutes), but our DHCP admin is uncertain what issues might arise >from this. Another option we are thinking about, the new Aruba code >allows fingerprinting devices before they are placed on a subnet, so we >could put all smartphones in specific subnets with short lease times, and >leave the rest of the devices (pads, netbook, notebooks, etc) on regular >subnets with average DHCP lease times. > >Marcelo Lew >Wireless Enterprise Administrator >University Technology Services >University of Denver >Desk: (303) 871-6523 >Cell: (303) 669-4217 >Fax: (303) 871-5900 >Email: [email protected] > > > >-----Original Message----- >From: The EDUCAUSE Wireless Issues Constituent Group Listserv >[mailto:[email protected]] On Behalf Of Jonn Martell >Sent: Thursday, February 02, 2012 9:22 AM >To: [email protected] >Subject: Re: [WIRELESS-LAN] School blocks Wi-Fi access to smartphones to >address IP usage issues > >I agree, the school newspaper only shows it from a user's perspective. > "The smartphones are shutting down the network" while it's more "the >network has run out of public address space and the use of private >address space on this network is _______ " > >We all know the major flaw in using private address space is logging and >tracking but there are solutions to this. Shutting down access (by MAC >block ID?) would not be one of mine. > >Jonn Martell, speaking as a network instructor and Director but not on >behalf of the Universities I work at.... > >On Thu, Feb 2, 2012 at 8:00 AM, Frank Bulk <[email protected]> wrote: >> http://www.vsuspectator.com/2012/02/02/outage-linked-to-usage/ >> >> Looks like VSU had to make some hard choices and is blocking Wi-Fi >> access by smartphones. Not sure why they couldn't add another RFC >> 1918 block, but I'm sure there's more going on than the school paper >>shared. >> >> Frank >> >> ********** >> 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/. > >********** >Participation and subscription information for this EDUCAUSE Constituent >Group discussion list can be found at http://www.educause.edu/groups/. ________________________________ This e-mail message (including any attachments) is for the sole use of the intended recipient(s) and may contain confidential and privileged information. If the reader of this message is not the intended recipient, you are hereby notified that any dissemination, distribution or copying of this message (including any attachments) is strictly prohibited. If you have received this message in error, please contact the sender by reply e-mail message and destroy all copies of the original message (including attachments). ********** Participation and subscription information for this EDUCAUSE Constituent Group discussion list can be found at http://www.educause.edu/groups/.
