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Corporate Headquarters: © 20 05 Cisco Syst ems, Inc. All rights reserved. Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA Cisco 2700 Series Wireless Location Appliance Deployment Guide This document pro vides conf iguration and deploymen t guidelines as well as troubleshootin g tips and answers to frequently asked techni ca[...]

2 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 lightweight access points. Thi s appliance tracks an y W i-Fi de vice, in cluding W i-Fi clients, standards-based W i-Fi active RFID tags, rogue access points, and client s. It was designed with the follo wing requirements in mind: • Manageability—The same bro wser-bas[...]

3 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Calibr ation is the process whereb y sample signal strength measurements are physically tak en in the actual en vironments in which you wish to perform locatio n tracking as inputs to tune t he location tracking rather than u sing the canned or simulate d en vironment’ s [...]

4 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 The follo wing Cisco wireless LAN controllers are a vailable. The follo wing Cisco Aironet access points are a v ailable. The Difference Between WCS with L ocation and the Lo cation Appliance WCS without the us e of the location appl iance supports on-demand or query-based[...]

5 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Figur e 2 Location Det ermin ation Note T o add the location appliance, the W CS version with lo cation must be installed. Y ou cannot add the location appliance to t he WCS base version. Additional Functionality with Location Appliance Figure 3 illustrates the scale and v [...]

6 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 System Architecture Figure 3 Scale and V ariety of Devices System Architecture The location appliance integrates wi th Cisco's centralized wireless LAN architecture. The appliance sits out of the data path of the wireless LAN, working w ith both the WCS and the contro[...]

7 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Location-Based Services Overview Figur e 4 Syst em Archit ecture Access points can detect devices both on the channels wh ere they serv ice clients and on all other channels b y periodically scanni ng, while still pr ov id ing uninterrupted data access to t heir wireless cl[...]

8 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Deployment and Design Requirements Rogue clients are simp ly all client de vices that are associated to rogue access points. Asset tags are any v endors' 802.11-based RF ID tags with in range of inf rastructure access points. Deployment and Design Requirements Conside[...]

9 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Deployment and Design Re quirements • AIR-ANT -5145V -R • AIR-ANT -5160V -R Access Point Placement T o determine the optimum location of all de vices in the wireless LAN co verage areas, you need to consider the access point density and location. Ensure that no fewer th[...]

10 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Deployment and Design Requirements Figur e 6 Impro ved Location Accu r acy by Incr easing Density 3. In long and narro w cov erage areas, refrain from pl acing access points in a st raight line. Instead, attempt to stagger them such that each access point is more likely t[...]

11 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Deployment and Design Re quirements Figur e 8 Impro ved Location Accu rac y by Stagg erin g Ar ound P er i met er 5. Designing a location-a ware wireless LAN, while p lanning for v oice as well, is better done with a fe w things in mind. Most cu rrent wireless handse ts su[...]

12 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Deployment and Design Requirements the build ings that compri se that campus, and the floors of each buil ding constitute a single netw ork design. The location appl iance is set to poll the contr oll ers in that netw ork, as well as be configu red to synchronize with tha[...]

13 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Deployment and Design Re quirements Step 6 Check to enable the Maintain Aspect Ra tio check box. Enabling this check box causes the horizontal span of the campus to be 5000 feet and adjusts the v ertical span according to the image f ile’ s aspect ratio. Adjusting either[...]

14 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Deployment and Design Requirements Figur e 12 Repositioni ng Building High light ed in Blue Step 12 WCS is then returned to the campus image with the newly created b uilding highlighted in a green box.Click the green box (see Figure 13 ). Figur e 13 Newly Creat ed Buildi [...]

15 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Deployment and Design Re quirements Step 14 Enter the building’ s name , contact inf ormation , number of floors and basements , and dimension information. Click OK . WCS is returned to the Mon itor > Maps windo w . Step 15 Click the hy p er li nk associated with the [...]

16 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Deployment and Design Requirements Step 21 At the new floor ’ s image windo w (Monitor > Maps > [CampusName] > [Build ingName] > [FloorName]), go to the drop- do wn menu on the upper right and choose Add Access Poin ts . Click Go . Step 22 All access points [...]

17 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Deployment and Design Re quirements Creating and Applying Calibration Models If the provided RF models do not suf ficiently characterize the floor layout, you can create a calibration model that is applied to the floor and better r epresents the attenuation characteris tic[...]

18 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Deployment and Design Requirements Step 7 When the chosen floor map and acces s point locations are presented, a grid of dots indicates the locations where data collection for calibratio n is performed. Usin g these locations as g uidelines, position a wireless de vice in[...]

19 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Configuring th e Location Appliance Step 10 When all the raw data collection has been performed, the model must be compiled to allo w WCS and the location appliance to use the data for the understa nding of RF attenuation ch aracteristics. T o compute the collected data po[...]

20 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Configuring the Location App liance #service network restart 5. V erify that the new IP addressi ng works properly and that the location ap pliance has connecti vity back to the WCS by pi nging the WCS’ IP address. # ping [IP_Address] If IP connecti vity is verif ied be[...]

21 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Configuring th e Location Appliance Figure 1 9 Synchronizing Controllers Step 17 If the network diagram is prop erly synchronized, tw o green arrows appear under the Sync. Status col umn for each diagram. After synchronizing wi th the network d iagram, all floor maps and a[...]

22 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Location Appliance Maintenance Step 2 On the left choo se Administration and then click P olling Para meters . Step 3 Click to check the check boxes to the left of each desired polling parameter . Adjust the intervals if necessary and click Save . Note These settings gov [...]

23 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Troubleshooting Tips Q & A Restoring the Location Appliance T o restore a prev iously made backup, na vigate to Locate > Location Servers and click the hyperlink of the location appliance to be restored . Select the f ile to be restored from the dr op-do wn menu and[...]

24 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Troubl eshooting T ips Q & A A. By default, th e location appliance polls control l ers for de vice information e very 5-15 minu tes, depending on device type. The polling inte rv al can be altered, but if you have not waited for at least this polling interv al, devic[...]

25 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Troubleshooting Tips Q & A A. When searching for a client or tag, WCS searches in all av ailable location appliances. WCS reports the floor on which the tag is f ound, and history may sho w that it has been moving acro ss campuses reg ardless of whi ch controll er the [...]

26 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Troubl eshooting T ips Q & A A. The network load from location traff ic de pends on a num ber of factors: – ho w many de vices are present in a gi ven system – ho w man y contr ollers are present – what information th e location appliance is conf igured to poll [...]

27 Cisco 2700 Series Wireless Location Appliance Deployment Guide OL-8478-01 Troubleshooting Tips Q & A Q. Ho w long do W iFi tags last? A. T ag battery life is a f unction of specif ic device ba tt ery longe vity , as well as how often the y beacon or blink. The tags can last an ywhere from 100 days to a year or e ven longer . Some manufacture[...]

28 Cisco 2700 Series Wireless Location Appliance Dep loyment Guide OL-8478-01 Troubl eshooting T ips Q & A[...]