Symbol Spectrum24 AP-4131 manuale d’uso

www .symbol.com Spectrum24 AP-4131 Access Point Product Reference Guide 72E -563 16-01 Revision A Feb r uary 200 2[...]

ii AP-4131 Access Point Product Refe rence Guide Copyright Copy righ t © 20 02 by Sy mbol T ec hnolo gies, Inc . All ri ght s rese rv ed. No part of this pub lic ation may be m odified or adapted in any way , for a ny purposes without pe r mission in writing from Symbol. The mate rial in this manual is subjec t to change wi thout notice. Symbol re[...]

AP-4131 Access Po int Product Re ference Guide iii About Thi s Document Refere nce Doc ume nts This referenc e guide refers t o the following document s: Convent ions K ey strokes are i ndicate d as fo llows: T ypef ace co nventi ons use d incl ude. Pa r t N u m b e r Docum ent Title 72E -51753-01 Wireless LAN Adapter 4100 Series PC Card & PCI [...]

iv AP-4131 A ccess Poin t Product Reference Gui d e This docu ment uses th e followi ng for certain con ditions or info rmation: Indi cates tips or special re quiremen ts. Ind icates condi tions that ca n ca use equ ipment dama ge o r data loss. Indi cates a p otentially danger ous condit ion or p rocedure that o nly Symbol - tra ine d per son nel [...]

Conte nts AP-4131 Access Po int Product Re ference Guide v Chapte r 1 Intr oduction ............. .................... .......................... ................... ......... 1 1.1 Access P oint (AP) . .................... ................... .................... ............... 1 1.2 Radio Basics ....... .................... .....................[...]

vi AP-4131 A ccess Poin t Product Reference Gui d e 2.1.4 Using a Web Browser .......... .................... ................... .......4 1 2.2 Naviga ti ng the UI ............ .................... .......................... ............. 48 2.2.1 Entering Admi n Mode ... ................... .................... ............. 50 2.2.2 Changin g th[...]

AP-4131 Access Po int Product Re ference Guide vii 2.9 Confi guring Add ress Filtering ......... .......................... .................. 11 8 2.9.1 Adding Disallowed MUs ............. ................... .................. 119 2.9.2 Removing Disall owed MUs .. .......................... .................. 11 9 2.10 Con figuring Type Filtering[...]

viii AP-4131 A ccess Poin t Product Reference Gui d e 3.9 Miscellaneo u s Statist ics ............ ................... .................... ........... 182 3.9.1 Analyzing Channel Use .............. ................... .................. 184 3.9.2 Analyzing Retries .......... .......................... ................... ..... 185 3.10 Event Histo[...]

AP-4131 Access Po int Product Re ference Guide ix Appendix E Ins talling and Configuring Kerberos Setup Service ........ ..... E-1 E.1 Creat ing a Windows 2000 Environmen t for the KSS ... .................. E -1 E.2 Install ing the KSS in a Windows 2000 Envir onment ........... ........... E -2 E.3 Pre paring the KSS for Access Point Valid ation .[...]

x AP-4131 A ccess Po int Product Refere n ce Guide[...]

AP-4131 Access Po int Product Re ference Guide 1 Chapter 1 Introducti on Spectr um24 i s a sp read spe ctrum cel lular network t hat o perates between 2.4 and 2. 5 GHz (gigahertz) . This tech nol ogy pr ovi des a hi gh-cap aci ty netwo rk using multiple acce ss points wi thin any e nvironment. The Symbol AP -4131Access P oint (AP) is a Spectrum24 d[...]

Intr oduction 2 AP-4131 Access Point Produc t Reference Guide The AP meets the following: • the regula tory r e qu irements for Europe a nd many other ar eas of the world • FCC part 15, class A w ith no e xternal shield ing • FCC part 15 class B , ETS 300-339 complian ce, including CE mark. The AP has the followi ng features: • built -in di[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 3 1.2 R adio Basics Spectr um24 dev ices us e ele ctromagnetic waves to tr ansmit an d rece ive ele ctric sign als withou t wires . Users co mmunic ate with the ne twork by establ ishi ng ra dio l inks betwe en MUs a nd AP s. Spec trum24 pr oducts use DSSS ( direct sequence spread spect[...]

Intr oduction 4 AP-4131 Access Point Produc t Reference Guide A WLAP communi cates only with its ro ot AP through th e wireless inte rface. Select from t he follo wing t opologies: • A sing le AP use d withou t the wi red n etwork provi des a single-cell wir eless network f or peer -to -p eer MUs. • A sin gle AP can bridg e the Etherne t and ra[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 5 • Multi ple AP s can coex ist as separate, indiv idual networ ks at the same si te with out interf erence usi ng diffe rent Net_ IDs. The N et_ID (ESS) can be thou ght of as a Wireless LAN Net work Identifier . Th ese separat e Wirel e ss LAN s may be conf igured to use di ffer ent [...]

Intr oduction 6 AP-4131 Access Point Produc t Reference Guide In WLAP mod e, a wireles s AP -to -AP co nnectio n functions : • as a bri dge to conne ct two Ethe rnet networ ks Ke rberos, EAP - TLS and the Mobile IP featur e are not avai lable when the access p oint is op erating in WLAP mode.[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 7 In W LAP m ode, A P s a nd MUs a re r equired to hav e the same Pre a mb le settin gs to in teroper ate. Addi tion ally , the r oot AP is re quired to be ru nning befor e th e “leaf ” or WLAP c onn ection is estab lished. • as a re peater to extend covera ge area wi thout add it[...]

Intr oduction 8 AP-4131 Access Point Produc t Reference Guide Using mor e than two WLAPs to establish a co nnection slow s network perfor mance for all t opolo gies. T o increase WLAP perfo rmance, disabl e WNMP Functions and AP - AP State Xchg parameter s under the Set System Configuration screen. T o set up an AP fo r wi rele ss op eratio n a uto[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 9 APs w ith the same Net_ID (ESS ) define a cove rage area. The MU sea rches for APs wi th a ma tchin g Net_ID (ESS) and sync hron izes with an AP to establi sh comm unications. This allo ws MUs within th e coverage area to move abou t or roam . A s the MU roa ms from c ell to ce ll, it[...]

Intr oduction 10 AP-4131 A ccess Poin t Product Reference Gui de The R oot AP and Association P rocess By d efault, APs w ith WLAP Mode enabled an d within ra nge of each oth er auto matically associate a nd conf igure wirele ss operat ion parame ters at power up. This association pro cess det ermines the wireless connection viabi lity and establis[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 11 If AP D on Et hernet II ha s data fo r a device on Et hernet I, it require s a brid ge or a repeater . In this configu ration, A P C fu nctions as a r e peat er . T o e nsure trans mission to dev ices on Ethern et I, AP D h as to u se the AP A channe l, DTIM an d TI M inte rval. The [...]

Intr oduction 12 AP-4131 A ccess Poin t Product Reference Gui de Symb ol recomme nds conduc ting a new si te survey and developi ng a new coverag e area floor pla n when switch ing from 1 or 2 Mbps fr equency- hoppi ng ac ces s poin ts to 11 Mb ps di rect - s equenc e ac cess p oints. 1.3 Access P oint Functional Theory T o imp r o ve AP manag eme [...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 13 1.3.1 MA C Layer B ridging The AP list ens to al l packets on all inte rfaces a nd build s an address databa se using the unique IEEE 48-bit address (MAC address). An address in the datab ase includ es the interf ace medi a that the devi ce uses to asso ciates with the AP . The AP u [...]

Intr oduction 14 AP-4131 A ccess Poin t Product Reference Gui de T ra nsmitt ed ARP request packe t s echo back to other MUs. The AP remo v es from its d atabase the destination o r inte rface info rmation that is not us ed for a spe cified tim e. The AP ref reshes its d atabas e when it transm its or rece ives data from the se destinations an d in[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 15 See section 2.4 “Configuring Syste m P arameters” on page 59 and sec t ion 2.5.1: ”W ireless AP Operation P arameter s ” on page 80 . T o en able this featu re, set th e WLA P Mode to Link R equire d . 1.3.3 DH CP Supp ort The AP can use Dynamic Host Configuration P rotocol ([...]

Intr oduction 16 AP-4131 A ccess Poin t Product Reference Gui de Pr ogram th e DHCP or BOO T P server to transfer the se files (Ker beros securi ty inform ation, HTML , firmware or n e twork co nfiguration files) wit h these DHCP opti ons for the specific file or info rmation to download : Whe n the AP re ceiv es a n etw ork co nf igur ati on ch an[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 17 The DB -9 , 9-pin , RS -232 serial port provides a UI (User Interface) connec tion. The UI pro vides basic manag e ment tools fo r the AP . T he serial link su pports short hau l (direct serial) or long haul ( telephone -line) connec tions. Th e AP is a DTE (Data T erminal Equipment)[...]

Intr oduction 18 AP-4131 A ccess Poin t Product Reference Gui de 1.3. 5 Direct - Seque nce Spre ad Spec trum Spread spe c trum ( broadband ) us e s a narrow band signal to spread the transm ission over a segment of t he radio freq uency band or spe ctrum. Dire ct -sequence i s a spread s pectrum tech nique where t he tra nsmitte d sig nal is spread[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 19 Mobile Un its receiv ing a dire ct - sequen ce transmi s sion use the spreading code to map the chips wi thin th e chippi ng seq uence back into bits to re crea te the orig ina l data tran smitt ed by the acce ss poi nt. Inte rcep ting a nd d ecodi ng a direct- sequence tr ansmission[...]

Intr oduction 20 AP-4131 A ccess Poin t Product Reference Gui de Scanning is a periodic pro c ess where the MU sends out p robe messages on all chan nels defin ed by the coun try code. Th e stati s tic s ena ble an MU to reassociat e by sync hronizing its chann el to the AP . The MU continu es comm unicating w ith that AP until it need s to switch [...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 21 An MU can ro am within a cove rage area by swit ching APs. Roa ming occu rs when: • an unassociated MU attempts to associate or reassociate with a n availa ble AP • th e suppor ted rate changes or the MU finds a better tr ansmit rat e with anothe r AP •t h e RSSI (received sign[...]

Intr oduction 22 AP-4131 A ccess Poin t Product Reference Gui de Mobile IP is like giving an individ ual a loca l post office forwa rding a ddress when lea ving hom e for an extended p eriod. When mail a rrives for the indiv idual home ad dress, it is forward ed by the loca l post office to the curr ent c are-of-address. Usin g thi s me thod, only [...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 23 The scanning and association process continues for active MUs. This allow s the MUs to find new APs and discar d out-of-ran ge or deactivated AP s. By testing t he airwaves, the MUs can choose the b est netw ork conn ecti on avai la ble. The follow ing diagram illu strates Mobile IP [...]

Intr oduction 24 AP-4131 A ccess Poin t Product Reference Gui de 1.3.8 Supporting CAM and PSP Stations CAM (Continuously Aware Mode) stations leav e their radios on contin uously to hear every bea con and message tran smitted. These syst ems operat e with out any adjust ments by the AP . A beacon is a un iframe system packe t broadc ast by t he AP [...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 25 A TI M is a comp res sed vir tua l bitmap ide ntifyi ng the AP as soci ate d MUs in PSP mod e that ha ve buff ered dir ected mess ages. MUs issue a poll requ est when AP s issue a TIM. A beac on wit h the broa dcas t -indic ator b it s et ca uses the MU to note DTIM Cou nt field val [...]

Intr oduction 26 AP-4131 A ccess Poin t Product Reference Gui de IEEE 802.11 defi nes two types of au thenticat ion, Open Syst em and Shared Key . Ope n system au thenticat ion is a null au thentica tion algori thm. Sha red key a uthenti cat ion is an algo rith m where both t h e AP and the MU share an auth enticat ion key to perf orm a chec ksum o[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 27 F or a deta iled descriptio n of the Kerberos authen tication service pro tocol refer to RFC 1510: K erberos Netwo rk Au thenticat ion Service (V5). A basic understanding of RFC 1510 K erberos Network Authentic at ion Servic e (V5) is h elpful in understan ding how K erber os functio[...]

Intr oduction 28 AP-4131 A ccess Poin t Product Reference Gui de • Authenticatio n Service (AS) – Provides th e authe nticatio n ticket co ntaining infor mation abou t the clien t and the ses sion ke y used with t he KDC. • Ticke t Granting Tic ket Servic e (TGS ) – P ermi ts devi ces to commu nic ate wi th a ser vice (thi s coul d be any a[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 29 When the AP boots up it c ontacts the KSS to obt ain KDC information. The AP sends an A uthentication Service Request ( AS_REQ ) to the KDC. The KDC looks up th e username (E SSID in th e case of AP s), the associated password, and ot her authent ication in formatio n including th e [...]

Intr oduction 30 AP-4131 A ccess Poin t Product Reference Gui de with a WN MP he ader a nd forw ards t he res ponse t o the MU . Once the MU has veri fied the mes sage it prepar es an Applic ation Request (AP_REQ) for t he AP . Thi s AP_REQ co ntain s the tick et th e KDC has sent to the M U . The AP decr ypts the ti cket. If the tic ket i s va lid[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 31 Enab ling Kerberos di sables T elnet, SNMP and W eb services. C onfigure the AP throug h a dir ect seri al con nection if needed . Confi gure SNMP to be "Read Only" o r "Read/W r i te" from t he KSS . Disabling K erberos r eturns (K erberos dis abled is th e defau[...]

Intr oduction 32 AP-4131 A ccess Poin t Product Reference Gui de 1.3.12 KSS Database s The KSS has two databases. One database st ores valid access points (AP setup account). The other database stores Kerbero s accoun t informat ion ( Ke r b e r o s e n t r y a ccount). The A P setup account datab ase store s validation in forma tio n for an AP . T[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 33 1.3.14 Mixed M o de Se curity Mixed mode sec urity allows a single access point t o transmit and receive with mobi le units ope rating w ith diffe rent encr yption alg orith ms (WEP , K er beros, EAP - TLS). U sing mixed mode , additi onal acce ss po ints are n ot n eeded t o support[...]

Intr oduction 34 AP-4131 A ccess Poin t Product Reference Gui de 1.3.16 Management Opt ions Manag ing Spect rum24 inc ludes vie wing n etwor k sta tisti cs a nd s ettin g config uration opti ons. Statistics tra ck the network ac tivity of associate d MUs a nd data tran sfers on the AP int erfac es. The AP requ ires one of the follow ing to perfor m[...]

Intr odu ctio n AP-4131 Access Po int Product Re ference Guide 35 Using SNMP The AP in cludes SNMP agen t versi ons access ible throug h an SNMP mana ger applic ation su ch as, HP O pen View or Cabletron Spect rum MIB browser . The SN MP agent su pports SNMP version s 1 and a sub s et of v ersion 2, MIB II, the 802 .11 MIB and one Sym bol proprie t[...]

Intr oduction 36 AP-4131 A ccess Poin t Product Reference Gui de Using th e UI The UI (User Inter face) is a m aintenanc e tool integrate d into t he AP . It pro vides statistical d isplays, AP conf iguration op tions and firmwa re upgrades. Acce ss to th e UI req uires o ne of t he follo wing: T elnet Client Access to the AP bu ilt -in T e lnet se[...]

AP-4131 Access Po int Product Re ference Guide 37 Chapter 2 Config uring the AP AP con figu rat ion r equi res set tin g up a co nnecti on to the AP a nd g ainin g acce ss to th e UI ( User In terface ). The m ethod s of acce ssing the UI are S erial, T elne t, W e b, and SNMP . DH CP is enable d on the AP by def ault. Initia l netwo rk configurat [...]

Configuring the A P 38 AP-4131 A ccess Poin t Product Reference Gui de 2. At th e prom pt ty pe th e pass word : Symb ol The password is case- sensitiv e. 3. Press the ESC key . The AP di splays t he Main Menu : Symb ol A cces s Poi nt MAI N MENU Show Sys tem S umma ry AP Ins tallation Show Int erfac e St atist ics Spe cial Func tions Show For ward[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 39 2.1.2 Using a Direct Serial Connection The fact ory-con figur ed AP a ccep ts a di al- up c onne ctio n be tween the AP and a mod em. A UI conn ection requi res a straig ht -thr ough c able b etween t h e modem an d the AP . See sec tion 2.2.3: ” Configuring for Dial-Up to the[...]

Configuring the A P 40 AP-4131 A ccess Poin t Product Reference Gui de 5. Press ESC to refresh t he disp lay . The AP displays the Main Menu . Symb ol A cces s Poi nt MAI N MENU Show Sys tem S umma ry AP Ins tallation Show Int erfac e St atist ics Spe cial Func tions Show For wardi ng C oun ts S et Sy stem Confi guration Show Mob ile U nits Se t RF[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 41 5. Sel ect the correc t serial port alon g with the follo wing parame ters. 6. Dia l out to the AP w ith th e correc t telep hone n umber . No passwo rd is requ ired . 7. Press ESC to refresh t he disp lay . The AP displays the Main Menu . Symb ol A cces s Poi nt MAI N MENU Show[...]

Configuring the A P 42 AP-4131 A ccess Poin t Product Reference Gui de The W eb browser (Int ernet Expl ore r 4.0 o r g reater or Ne tscape) req u i res JavaS cript to gain access to t he UI. Setup Net work W e b Server Help File Acc ess A network W eb serv er is requ ired to ac cess th e Help file from the Access P oint Configuration Manage ment S[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 43 6. F rom thi s menu selec t Internet Servi ce Mana ger to la unch the Inte rnet Info rmation Se rver Serv ice Mana ger . 7. Clic k on the W e b se rvice. Ensure the server WWW se rvice is running. 8. Select Pr operties . 9. Select Service Properties to display the WWW se rvice p[...]

Configuring the A P 44 AP-4131 A ccess Poin t Product Reference Gui de T o ensur e the W eb Server option is enable d for the AP : 1. Access the UI usin g a Serial or T elnet conn ectio n. 2. From the Main Menu select Syste m Config urati on . 3. V erify the W eb Ser ver optio n on the Syst em Con figu ratio n screen is enab led. 4. Select Save- [F[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 45 T o acce ss the AP UI using a W eb browser fro m a workstation: 1. Fr om the NCP A propertie s win dow set the I P addr ess of the workstat ion and th e subnet mask. The system te lls the use r to re boot for pr operty chang es to take e ffect. The workst ation, in this case , i[...]

Configuring the A P 46 AP-4131 A ccess Poin t Product Reference Gui de 4. The Spectru m24 Access P oint Configuration Manag ement System main page displa ys: The W eb pages look d ifferent than the T elnet, Direct Seria l or Dia l-Up Conn ection s, but th e contents a re the same. Access th e diff erent pa ges usin g the lin ks loca ted in t he lef[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 47 – F or Internet Exp lorer , from the menu bar select V iew , Internet Opti ons, T emp orary Int ernet files and Se t ting s. – Sel ect Check f or newer versions of stored pages: Ev ery visi t to the page . If thi s prop erty/op tion is not turned off , t he brows er return s[...]

Configuring the A P 48 AP-4131 A ccess Poin t Product Reference Gui de 2.2 Navigating the UI The AP displa y s a Main Menu when gainin g a ccess to the UI: Symb ol A cces s Poi nt MAI N MENU Show Sys tem S umma ry AP Ins tallation Show Int erfac e St atist ics Spe cial Func tions Show For wardi ng C oun ts S et Sy stem Confi guration Show Mob ile U[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 49 The fol lowing conventi ons a lso ap ply whe n navig ating screen s and men us: • T o select menu items, press the key c orresponding to th e bold letter for the item (c ase- sen sitiv e ho t key) . P ress E NTER to se lect the item. • Press T AB to sc roll through menu item[...]

Configuring the A P 50 AP-4131 A ccess Poin t Product Reference Gui de Administration screens include options for saving or clearing data that app ear on t he bottom line of the screen. C onfir mat ion pro mpts in clude the fo llowing: 2.2.1 Enteri ng Admin Mode The UI defaults to User when in Serial m ode allowing read- only access to the APs func[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 51 – If the passwor d is co rrect , th e AP dis plays t he Main Menu with the Enter A dmin Mode menu item c hanged to Exit Adm in Mode . – I f the passwor d is incorr ect, the AP conti nues to disp lay the Ma in Menu with the Enter Admin Mod e menu item . Set t he System passwo[...]

Configuring the A P 52 AP-4131 A ccess Poin t Product Reference Gui de 3. The Change System P assw ords sc reen d isplays: Symb ol A cces s Poi nt Chan ge Sy stem Passwords Us er P asswo rd **** *** Admi n Pa sswor d * ***** * Sa ve-[F 1] Cance l-[ESC] Passw ord for u ser acces s(Mon itor only ) 4. Chan ge th e pass words u sing the f ollowi ng p a[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 53 2.2.3 Configu ring for Dia l-Up to the UI A dial -up conne ction requ ire s a st raight -throu gh c able be tween the modem and th e AP . The re mote PC requir es a modem and a com municati on prog ram (e.g . Micr osoft Windows T erminal prog ram). Refer to Appendix B fo r info [...]

Configuring the A P 54 AP-4131 A ccess Poin t Product Reference Gui de 7. Press ESC to refresh t he disp lay . The AP displays the Main Menu . Symb ol A cces s Poi nt MAI N MENU Show Sys tem S umma ry AP Ins tallation Show Int erfac e St atist ics Spe cial Func tions Show For wardi ng C oun ts S et Sy stem Confi guration Show Mob ile U nits Se t RF[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 55 3. Select AP Installation fro m th e Main Menu : Symb ol A cces s Poi nt MAI N MENU Show Sys tem S umma ry AP Ins tallation Show Int erfac e St atist ics Spe cial Func tions Show For wardi ng C oun ts S et Sy stem Confi gura tion Show Mob ile U nits Se t RF Con figu ratio n Show[...]

Configuring the A P 56 AP-4131 A ccess Poin t Product Reference Gui de If th is is the f irst time the AP has been in stall ed or h as b een mov ed to a new coun try , verif y that the proper cou ntry spec ific code is e ntered fo r the AP . Refer to App endix D for a list of supporte d country cod es. V erif y that the prope r country specific co [...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 57 Subnet Mask The first t wo sets of n umbers specif y the n etwork domain, the next set specifies the subset of hosts within a l a rger network and the final set specifi es an in dividual computer . These val ues hel p divi de a ne twork in to s ubnet works and simplify routing a[...]

Configuring the A P 58 AP-4131 A ccess Poin t Product Reference Gui de 5. In t he Antenn a Selection field, use t he SP ACE BAR or LE FT/RIGHT - ARR OW key s to tog gle be tween Full Diversit y , Primar y Only , S econda ry Only , or Rx Div ersity . 6. Select OK or Sa ve to reg ister s ettings by w ritin g ch ang es to NVM. Se lect ing Sa ve disp l[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 59 8. The system prompts Warn ing Upd ate, save, and res et all APs in th e K nown AP Me nu? yes no Ty p e Y . 9. Select Cance l-[ESC] to disr egard an y chan ges made to this scre en and return to the pr evious me nu . 2.4 Configuring Syste m P arameters The AP provi des configu r[...]

Configuring the A P 60 AP-4131 A ccess Poin t Product Reference Gui de Once the cou ntry ha s been configur ed ( Country Confi g) on the AP Installation sc reen the channel can be se t manua lly or aut omatically . 2. Configure the AP system settings as req uired: Channel Speci fies the channel t hat is reques ted by all associated MUs wh en associ[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 61 Ethernet Timeout Disable s radio inte rface if no act ivity is dete cted on t he Ethe rnet line after the seco nds i ndicated ( 30-2 55 ). The AP disassoc iates MUs a nd prev ents furth er associa tions unt il it dete cts Ether net activ ity . The default v alue 0 disa bles th i[...]

Configuring the A P 62 AP-4131 A ccess Poin t Product Reference Gui de Encryption Ad m i n Indic ates whi ch interfa ce can chang e the encry ption keys and the enc ryp tion k ey in dex. Withou t admin privileges u sers cannot access the encry ptio n mai nten ance page to change the encry ption keys . Any allow s users w ith adm in privile ges to c[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 63 A ccess Control Allows the us er to set o ne of three Access Contr ol mode s: Di sabled , Allowed , or Di sallowed . • Whe n Disabled (default) is selected, no filtering is per form ed. • Whe n All owed is selected, only MA C addresses specifie d in the A c cess Control List[...]

Configuring the A P 64 AP-4131 A ccess Poin t Product Reference Gui de System Pa s s w o r d Ad m i n Allow s the user to change the p ass words f or th e AP . This screen can be acce ssed only wh en the AP is in Te l n e t mod e. Serial mode provi des read -only priv ilege s and does no t allo w th e user t o view this screen.[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 65 3. T o enable o r disabl e int erfaces on the AP , m odify th e follo wing param eters: 4. V erify the values set r eflec t the netw ork e nvironmen t. Change as ne eded. 5. Select OK or Sa ve to reg ister s ettings by w ritin g ch ang es to NVM. Se lect ing Sa ve disp lays a c [...]

Configuring the A P 66 AP-4131 A ccess Poin t Product Reference Gui de 2.4.1 En cryption Ad ministr ation The abilit y to change, vie w or restrict acce ss to encr yption adm inistration settings depends on th e Encryp tion Admin co nfigurati on paramet er . The opti ons for this parame ter are Seria l and Any . These options a re config urable v i[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 67 Encryption P arameter Acc ess to T elnet and Serial Interfac es Encryption P arame ter Access to W eb I nterface Pa r a m e t e r A ccess Method Interface Se rial Encryption Admin Syst e m Con f iguration Scre en T elnet/Serial View /Modi fy Seria l UI - Vie w/Modify T elnet UI [...]

Configuring the A P 68 AP-4131 A ccess Poin t Product Reference Gui de Encryption P arameter Access f or SNMP Interface P aramete r Access Method Inter fac e Seri al apEn cryptA dmin s24dsap.mib - apConfi gMgmt - apSy stemCo nfig g roup View Only View Onl y apWEP Algo r ithm s24dsap.mib - apConfi gMgmt - apRFCon fig group View /Modify View Onl y ap[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 69 2.4.2 S ystem P a ssword Administr ation This screen a llows t he netw ork adm inistra tor to configu re the passwo rds for the AP . The u ser passwor d allows the user to T elnet into the AP or use the serial port and h a ve read- only privileges. Accessing the UI in an Admin m[...]

Configuring the A P 70 AP-4131 A ccess Poin t Product Reference Gui de 2. Chan ge th e pass words u sing the f ollowi ng p aramete rs : 3. Select Save to re gister sett ings by writ ing chang es to NVM. Se lect ing Sa ve disp lays a c onfirma tion p rompt. 4. Select Cance l-[ESC] to disrega rd any ch ange s made to th is scre en and return to the p[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 71 2.5 Configuring R adio P arameters The AP au tomatic ally config ures most rad io param e ters . Only advanc ed users, Symbo l trained us ers or Sym bol r epresent atives sh ould adj ust the radio paramete rs for the AP or the o ptions in the RF Configuration screen. 1. Select S[...]

Configuring the A P 72 AP-4131 A ccess Poin t Product Reference Gui de 2. Confi gure th e sett ings a s req uired: DTIM Interval Conf igure DTIM packet frequen cy as a mult iple of beacon pac kets. T he DT IM In terval in dicat es ho w many be acons equ al one c ycle. Users sho uld not modif y th is set ting or ri sk dam aging the conf iguration. B[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 73 Beacon Interval The ti me be tween beac ons i n Ki lo-micr osecond s. The default is 10 0 . Av oid chan ging t his param ete r as it c an ad versely aff ect per forma nce. Ac c e p t Broadcast ESSID Allows th e AP to respon d to any station sending probe p acket s with the in du[...]

Configuring the A P 74 AP-4131 A ccess Poin t Product Reference Gui de Rat e C on tr ol Defines th e data tra nsmis sion ra te, the de faults are: • 11 Mbp s - Opti on al • 5.5 Mbps - Optiona l • 2 Mbps - Requ ired • 1 Mbps - Requ ired. The def ault s allo w th e AP t o auto matic ally sel ect the the be st tra nsmit r ate a llowed by t he [...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 75 WLAP Mode Spe cifies the AP s wireless- AP operation stat us. Enabl ed • the AP s ets up auto matic ally f or wi reless operati on. The AP can operate in any of the se conf igurations : Wireless, Repeat er or Ethern e t Bridge . Disab led • no wireless operation possible. De[...]

Configuring the A P 76 AP-4131 A ccess Poin t Product Reference Gui de WLAP Manual BSS ID Spe cifies the BSS_ID of a pa rticular WL AP and force s the cu rrent AP to as sociate onl y with tha t WLAP . If setti ng the W LAP Manual BSS_ID to the curre nt BSS_ID , the curre nt AP ju mps i nto F u nc tional State imme diatel y and wait s fo r an Associ[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 77 WLAP Forward Delay Specifi es the time, in second s, to preven t an AP from forw arding data pac kets to an d from an interfa ce dur ing initiali zation. T he WLA P s involved and th e wireless operation state, see section 3.8 : ”Radio Statistics ” on page 176 , aff e ct th [...]

Configuring the A P 78 AP-4131 A ccess Poin t Product Reference Gui de EPP Setup - [F3] Enhan ced P acket P rior itiza tion (EPP ) allo ws system admini strators the ability to pri oritize packet transmissions from an AP to MUs. Media content (streami ng vi deo, ph ones etc.) c an be prior itized over a he avily loaded ac cess point. EPP al lows pr[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 79 3. V erify the values set to reflec t th e net work envir onment . Change th em as needed . 4. Select OK or Sa ve to reg ister s ettings by w ritin g ch ang es to NVM. Se lect ing Sa ve disp lays a c onfirma tion p rompt. 5. Select Save ALL A Ps or press [F2] to sav e the RF Con[...]

Configuring the A P 80 AP-4131 A ccess Poin t Product Reference Gui de 2.5.1 Wireless AP Operation P arameters The A P support s up to four W LAP in terfaces . Symbo l recom mends u sing on e WLAP as an inte rface on high tr affic networks and no more th an two WLAPs for low traff ic netwo rks . Excessi ve chan nel cont ention cause s the WLAP to m[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 81 3. Set the default interfa ce for AP C to WL AP . This allows th e MUs t o ro am an d tr ansmit data betw een AP B and C. If an AP fun cti ons a s a b rid ge be twee n wir ed LANs, Symb ol r eco mmends one LAN contain all the low er WLAP IDs. In W LAP m ode, A P s a nd MUs a re [...]

Configuring the A P 82 AP-4131 A ccess Poin t Product Reference Gui de T o confi gure th e AP for w ireles s opera tion: 1. Select Set RF Configuration fro m the Main Menu . 2. Confi gure th e sett ings a s req uired: WLAP Mode Specifies the AP s wireless-AP operation status. Enab led • t he AP sets up automa tically for w ireless operat ion. The[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 83 WLAP Manual BSS_ID Specifi es the BSS_ID of a parti cular WLAP and forc es the curr ent AP to asso ciate on ly with th at WLAP . If se tting th e WLAP Manual BSS_ID to the current BSS_ID , the curr ent AP ju mps int o F u nct io na l St at e immediat e ly and waits for an Associ[...]

Configuring the A P 84 AP-4131 A ccess Poin t Product Reference Gui de WLAP Forward Delay Speci fies th e time, in seco nds, to p reven t an AP from fo rward ing da ta p acket s to and from an interfac e during i nitialization. T he WLAPs involv ed and the wireless ope ration state affect the WLAP Forward Delay time (see section 3.8: ”Radio Stati[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 85 2.5.2 Enhanced P acket Prioritizati on (EPP) Enhan ced P ac ket Prioritiz ation (EPP) e nables syste m adminis trato rs to prioritize packet transmissions from an AP to MUs. F or example, media cont ent (str eaming vide o, phones etc.) can be prio ritize d over a heavil y lo ade[...]

Configuring the A P 86 AP-4131 A ccess Poin t Product Reference Gui de F or data type s not liste d, classi fy them by usi ng th e P o r t numb er corresponding to that data type. Use 65537 as a code defining a port as not used , otherw ise assign port values of 1 through 1023. Up to 10 assign ed po rt nu mbers can be pr iori ty c ontro ll ed. 4. A[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 87 3. 802.15 (draft) Bluetooth Co -existence allows access point s and MUs to shar e Spec trum24 networ k reso urces w ith Blue tooth RF termin als. T he 802.15 (dra ft ) Bluetoot h Co- existence value is communicated to MUs via acc ess po int beacon s. Wh en a non zero-val ue is e[...]

Configuring the A P 88 AP-4131 A ccess Poin t Product Reference Gui de 2.6 Encryption Configuration and K ey Maintenance The Encrypt ion K ey Mainte nance screens all ow the user to confi gure the encry ption keys us ed for the site netwo rk. The Key Width dete rmines which encry ption K ey screen di splays . T o enabl e the O pen Syste m o ption, [...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 89 T wo scre ens are available , one for 40- bit encryp tion and one for 128 -bit encry ption. Consid e rab le care is requ ired when assignin g keys. Keys have to be in the same order wi th the same valu e per key for th e AP and MU to authe ntica te dat a transm issio n usin g en[...]

Configuring the A P 90 AP-4131 A ccess Poin t Product Reference Gui de 2.6.1 40-B it WEP Encryption Select 40-b it fro m the K ey Wi dth fi eld of the WEP Encrypt ion Confi guration scree n, and se lect the En cryptio n K ey Maint enance op tion to dis play the Encr ypti on K ey Main tena nce screen . Symb ol A cces s Poi nt Enc rypti on K ey Maint[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 91 The P assKey can be no longer tha n 32 cha racters in le ngth. 2. Select the desired key and enter the new va lue to change th e K ey value. 3. V erify a nd change t he valu es as need ed to reflect the network enviro nment. 4. Select OK or Sa ve to reg ister s ettings by w riti[...]

Configuring the A P 92 AP-4131 A ccess Poin t Product Reference Gui de 2.6.2 12 8-Bit WE P Encrypt ion Select 128-bit from th e Key Width field of the WEP Encrypt ion Configuration scree n, and selec t the Encry ption Key Maint enance op tion to dis play the Encr ypti on K ey Main tena nce screen . Symb ol A cces s Poi nt Enc rypti on K ey Mainten [...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 93 The P assKey can be no longer tha n 32 cha racters in le ngth. 2. Select the desired key and enter the new va lue to change th e K ey value. 3. V erify a nd change t he valu es as need ed to reflect the network enviro nment. 4. Select OK or Sa ve to reg ister s ettings by w riti[...]

Configuring the A P 94 AP-4131 A ccess Poin t Product Reference Gui de 2.6.3 Manual Kerber os Authenticatio n Configuration The Confi gure K erber os Authenti cation sc reen a llows th e networ k adm inistra tor to ch ange or ve rify th e AP pa ramet ers f or K erber os authen tica tion . If a DH CP ser ver i s no t avai labl e use the Configure K [...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 95 1. T o access and enable t he K erbe ros configur ation, selec t Confi gure Kerb eros fr om th e Special Functions Menu . The Configure Kerberos A u thentication screen display s: Symb ol A cces s Poi nt C onfi gure Kerb eros Auth enti catio n Kerb eros En abled KSS Port 34 567 [...]

Configuring the A P 96 AP-4131 A ccess Poin t Product Reference Gui de 5. V erify the Passwor d ma tches th e pa ssword in the KDC and AP . 6. Select OK or Save to r egis ter s ettin gs by writing ch anges t o NV M. Se lect ing Save displays a co nfirmatio n prompt. 7. Select Cance l-[ESC] to di srega rd an y ch ange s made and r etur n to t h e pr[...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 97 2.6.4 Configuring EAP - TLS Support The Exten sible Authentic ation P rotocol- T ransp ort L evel Securi ty (EAP - TLS) feature affords ac cess points an d their associated M U’s an a d ditiona l measu re of secu rity f or d ata transmit ted over th e Spec trum 24 wir eless ne[...]

Configuring the A P 98 AP-4131 A ccess Poin t Product Reference Gui de The Configure Authenticator screen disp lays. C onfigur e Aut hentic ator EAP -TLS/ RADI US Ena bled Quie t Pe riod 60 Tx Perio d 30 Re-a uthe ntica tion Enab led Re-a uth Perio d 3600 Re- auth Max 2 Supp lica nt Ti meou t 30 Serv er T imeou t 30 Max Req Retri es 2 IAS Nam e/IP [...]

Configur in g the AP AP-4131 Access Po int Product Re ference Guide 99 2. Configu re the EAP - TLS authenti catio n settings as requir ed: EAP - TLS/RADIUS When en abled, the access point assumes t he role of a uthenti cato r . The acce ss poin t pr oxies the MU’s reques ts to authe nticat e with th e EAP ser ver . Default is Di s abl ed. Quiet P[...]

Configuring the A P 100 AP-4131 A ccess Poin t Product Reference Gui de 2.6.5 Configuring Mixed Mode Security Mixed mo de security allo ws a single access point to transmit and rece ive data wit h mobile u nits opera ting with different encryp tion algor ithms. In mixed mode, a ddition al APs are not needed to suppor t mobi le units sim ply because[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 101 SNMP and Mix ed Mode Security The co nfigur ation of SNMP sh ared ke y WEP i s set with th e MIB f ile. The object s involved include: • apRFCon fig .apWEP Algorithm Edit th e AP serial UI en try using th e Ke y Wi dt h fi eld withi n the AP System Summ ary scree n. • ap128[...]

Configuring the A P 102 AP-4131 A ccess Poin t Product Reference Gui de 2.7 Configuring the SNMP Agent The SNMP ag ent functio ns as a command respon der and is a mult ilingual agent respond ing to SNMP v1, v2c and v3 ma nagers (comm and generato rs). The facto ry default co nfigurat ion maintains SN MPv1/2c su pport of the comm unity name s, hence[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 103 1. Select Set SNMP Configuration from the Main Menu to AP disp lay: Symb ol A cces s Poi nt SNM P Conf igurat ion .SNM P Agen t Mode Ena bled SNMPv3 Secur ity Admin- [CR] .Rea d-On ly Commu nity (v 1/2c ) ****** * .Rea d-Wr ite Comm unity (v1 /2c) ******* .Tra p Host 1 157.23 5[...]

Configuring the A P 104 AP-4131 A ccess Poin t Product Reference Gui de 2. Confi gure th e sett ings a s req uired: SNMP Agent Mode Defines the SNM P agent mode: Disa bled d isabl es SNMP f uncti ons, w hile Ena bled allo ws SN MP f uncti ons. Rea d - On ly Community User - defined passw ord string up to 31characters identi fying users with rea d -[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 105 MU State Change If en abl ed, th e f ollowi ng en terp rise-specif ic traps are gen e rat ed: • MU Assoc iation A d ditions Indic ates when a devi ce has been added to t he li st of access point associated MUs. • MU Assoc iation Remo vals Indi cates whe n a device ha s been[...]

Configuring the A P 106 AP-4131 A ccess Poin t Product Reference Gui de 3. V erify the values reflect the network enviro nment. Chang e as needed. 4. Select OK or Sa ve to reg ister s ettings by w ritin g ch ange s to NVM. Se lect ing Sa ve disp lays a c onfirma tion p rompt. 5. Select Save ALL A Ps or press [F2] to s ave t he SNMP Configuration in[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 107 6. The system prompts Warn ing Upd ate, save, and res et all APs in th e K nown AP Me nu? yes no Ty p e Y . 7. Select Cance l-[ESC] to disr egard an y chan ges made to this scre en and return to the pr evious me nu .[...]

Configuring the A P 108 AP-4131 A ccess Poin t Product Reference Gui de 2.7.1 Configu ring SNMPv3 Se curity SNMPv 3 define s a method of acce ss point da ta contro l known as the View - Based Ac cess Contro l Model (V ACM). It is a mea ns of restri cting a ccess to a parti cula r sub set o f data based o n th e sec urity leve l use d in t he r eque[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 109 T o conf igure the pr operti es of a u ser g roup: 1. Hig hlight the specific use r group and se lect Enter . The User/Group Security C onfiguration sc reen displays for the selected user gr oup. Use r/Gro up3 Secur ity Conf igur ation User /Gro up3-- ----- ---- ----- ---- ----[...]

Configuring the A P 110 AP-4131 A ccess Poin t Product Reference Gui de Authent ication Protocol Defines t he authen tication pr otocol and security privi leges for the user/gro up. Opt ions in clude HMA C-MD5 -96 ( defau lt M D5 authent ication prot ocol), HMA C-SHA -96 (no data prot ecti on, but doe s have passwo rd prote ction) an d None (no pro[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 111 2.8 A CL and Address Filte ring Only 512 maximum com bined entries are available for the A CL. The three modes available ( Disabled , Allowed , and Disallowed) a r e selected in the A c cess Control section of th e System Configuration Menu. Symb ol A cces s Poi nt Sys tem Co n[...]

Configuring the A P 112 AP-4131 A ccess Poin t Product Reference Gui de There a re three mutua lly exclusive modes used b y the AP to co ntrol association: Disa bled , Allowed and Disallowed . Access Control Address F iltering List Access Control List Res ul ts Disable d Th e pres ence or abs ence of MAC addres ses do es not a ffect the resul ts. T[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 113 2.8.1 Configur ing the ACL The ACL supp orts addi ng MU en tries by indi vidual MAC add ress or by a range of MA C addresses. 1. Select the Set A ccess Control List option from the Ma in Menu to disp lay: Add ress Type ? range indi vidu al 2. Use th e UP/ DOWN-ARRO W keys t o t[...]

Configuring the A P 114 AP-4131 A ccess Poin t Product Reference Gui de 7. Select Delet e-[F1 ] to d elete a range o f Mo bile Uni ts. 8. Select Add -[F2] to add a rang e of Mobile Unit s . 9. Select Save ALL A Ps or press [F3] to save the R ange s of Allowed M o bile Units informa tion to all APs wi th the same Net_ID (ESS). This opt ion saves the[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 115 2.8.3 Adding Allowed MUs The A ccess Control List screen prov ides a facility to ad d MUs to the ACL. 1. Select the Set A ccess Control List option from the Ma in Menu to disp lay: Addres s Type? range indiv idual 2. Use th e UP/ DOWN-ARRO W keys t o togg le betw een range and [...]

Configuring the A P 116 AP-4131 A ccess Poin t Product Reference Gui de 2.8.5 ACL Option s T o swit ch b etween All owed , Disal lowed or Disabled optio ns locate th e ACL in the System Configuration screen. Use ACL options from th e Se t Sy stem Configuration menu . Where: 1. Select Set Syst em Con figu ration fro m the Main Menu . 2. Press T A B [...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 117 2.8.8 Load ACL from File This opti on loads an A CL from a user defined ACL file (AP_ACL .TXT) entered on th e secon dary sc reen o f the Special Functions Menu. The fo llowing is a n example of the AP_A CL.TXT . [ACLIn dividua l] Flush Add 00:A0:F8 :FF :01:FB Add 00:A0:F8 :FF [...]

Configuring the A P 118 AP-4131 A ccess Poin t Product Reference Gui de 2.9 Configuring Address Fil tering The AP can k e ep a list of MU MA C a d dresses not allowed to associ ate . The Disallowed A ddresse s op tio n provi des securi ty by preven tin g unauth oriz ed access by known devices. Use it fo r preferred association of MUs to AP s. • S[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 119 2.9.1 Adding Disallow ed MUs The Disallowed A ddresse s screen pro vides a fa cility to add MUs t o the list : 1. Select Add -[F2] . Th e AP prompt s for a MA C addr ess. 00:0 0:00:0 0:00:0 0 2. En ter th e MAC add ress. Users can enter MAC addresses withou t colons. 2.9.2 R em[...]

Configuring the A P 120 AP-4131 A ccess Poin t Product Reference Gui de 2.10 Configuring T ype Filteri ng P acket type s support ed for the type filt ering function inc lude the 16- bit DIX Ethern et ty pes. Th e list can i nclude up to 16 typ es. 2.10.1 Adding Filter T ype s The T ype Filtering s creen pro vides a fac ilit y to add types to the li[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 121 6. Select Cance l-[ESC] to disr egard an y chan ges made to this scre en and return to the pr evious me nu . Users can on ly enable one t y pe filte ring option at a time . 2.11 Clea ring MUs from the AP Clear the MU as sociation t able for diagnostic purposes. Clear MUs from t[...]

Configuring the A P 122 AP-4131 A ccess Poin t Product Reference Gui de Change t he AP -4131 AP_CFG.TXT file (requi red for manual AP config uration ) to match s ite spe cific netw ork settin gs. [AP Insta llat ion] Unit Name te stho st.sy mbol. com ; up to 31 chars (us e " for spaces ) ;IPA ddre ss 157. 235. 101.3 3 ; comme nt out if DHCP en [...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 123 TxPe riod 45 ; 0 - 9999 9 ReA uthen tica te Disa bled ; "Disab led", "E nable d" ReAu thPerio d 120 ; 0 - 99999 ReA uthMa x 10 ; 0 - 999 Supp Time out 45 ; 0 - 99 Serv erTi meout 45 ; 0 - 99 MaxR eqRe tries 10 ; 0 - 999 Shar edKe yWEP Disab led ; " Dis [...]

Configuring the A P 124 AP-4131 A ccess Poin t Product Reference Gui de ;Ad minPa sswo rd ad min ; up to 1 3 ch ars ;Use rPas sword us er ; up to 1 3 cha rs Mode mConn ected No ; "N o" " Yes" Inac tivi tyTim eout 5 ; 0 - 9999 [RFConf ig] DTIM Inte rval 10 ; 1- 255 BCMC QMax 1 00 ; 0 - 100 MaxR etri esDat a 15 ; 0 - 32 Max Retrie[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 125 TCPP ort1 11 ; 1 - 1 023 TCPP ort1T raffic 10 ; 10 - hig h, 30 - s tandard TCPP ort2 21 ; 1 - 1 023 TCPP ort2T raffic 10 ; 10 - hig h, 30 - s tandard TCPP ort3 31 ; 1 - 1 023 TCPP ort3T raffic 10 ; 10 - hig h, 30 - s tandard TCPP ort4 41 ; 1 - 1 023 TCPP ort4T raffic 10 ; 10 - [...]

Configuring the A P 126 AP-4131 A ccess Poin t Product Reference Gui de ; "Stati stics ", "Adm in", " Ful l" V3Wr iteV iew1 No ne ; " None", "Sys tem" ; "Stati stics ", "Adm in", " Ful l" V3Se curi tyLev el1 noA uthn oPriv acy ; "noA uthno Priva cy" , "au[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 127 V3Re adVi ew4 F ull ; "None", " Sys tem", "S tatis tics" ; " Admi n", " Full " V3Wr iteV iew4 S ystem ; " None", "S ystem ", "Stat istic s" ; " Admi n", " Full " V3Se curi tyLev [...]

Configuring the A P 128 AP-4131 A ccess Poin t Product Reference Gui de APAPM essages D isabl ed ; " Disa bled", "En able d" Teln etLo gins Enabl ed ; " Dis abled ","E nabl ed" Syst emEv ents Enabl ed ; " Dis abled ","E nabl ed" Ethe rnet Event s Dis able d ; "D isabl ed" ,"[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 129 2.12.1 Upda ting Using TFTP The Ethern et TFTP u pdate meth od requires a connection between the AP an d a comput er on the same Ethernet segment. V erify the comput er has a TFTP server r unning on it . Runni ng the serve r requires third part y softwar e like FTP PC/T C P for[...]

Configuring the A P 130 AP-4131 A ccess Poin t Product Reference Gui de The AP dis plays the Main Menu . Symb ol A cces s Poi nt MAI N MENU Show Sys tem S umma ry AP Ins tallation Show Int erfac e St atist ics Spe cial Func tions Show For wardi ng C oun ts S et Sy stem Confi guration Show Mob ile U nits Se t RF Con figu ratio n Show Kno wn A Ps S e[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 131 Ensure th e F ilename is AP_CFG.TXT unless the use r changed the Filename. V erify the paths a ccuracy for th e filen ame. See step o ne. 8. En ter th e TFTP S erver IP addres s or nam e in the TF TP Se rve r field. 9. Press F1 to sa ve se ttin gs. 10. The Firmware Update Men u[...]

Configuring the A P 132 AP-4131 A ccess Poin t Product Reference Gui de 15. At the pr ompt enter the p assword: Symb ol The password is case- sensitiv e. The AP dis plays the Main Menu . 16. V erify the network settin gs are correct on th e System Summary screen. 17. Pr ess C TRL+D to en d T elnet sessi on. 18. Repeat process for ot her AP s in t h[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 133 5. S elect the corr ect comm unicatio n port, typ ically Direct to Com1 , alo ng with th e foll owing paramete rs: 6. Select OK . 7. Pre ss ENTER to dis play the Mai n Menu . Symb ol A cces s Poi nt MAI N MENU Show Sys tem S umma ry AP Ins tallation Show Int erfac e St atist ic[...]

Configuring the A P 134 AP-4131 A ccess Poin t Product Reference Gui de 9. From the Main Me nu select Sp ecial Func tion s . Symb ol A cces s Poi nt Spe cial Func tions Men u Clear All Stat istic s Rest ore Facto ry C onfi g. Clear MU T able Save Co nfig urati on Clear ACL S ave Conf ig. to Al l APs Clear Add ress Filte rs Clear Type Filt ers Firm [...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 135 10. Pre ss F3 to v iew th e Firmware Update Me nu . Acc ess P oint Firm ware Upda te Me nu Use T FTP to up date Acc ess P oint ’s: Fir mwar e HTML file Fi rmwar e an d HTM L Fi le Confi g Use X MODE M to upda te A ccess Poi nt’s: Fir mwar e HTML file Fi rmwar e an d HTM L F[...]

Configuring the A P 136 AP-4131 A ccess Poin t Product Reference Gui de 16. Select Brows e and loc ate the file AP_C FG .TXT . 17. Select XM odem prot ocol from the dr op down list. 18. Select Send . 19. The termi nal or comput er dis plays t he tr ansfe r process through a prog ress bar and the screen flashes: Down load ing Co nfigurati on f ile u[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 137 2.13 Setting L ogging Options The events logged by the access poin t depend on how the logg ing option s are c onfigure d in the Event Lo gging C onfigurati on sc reen. The ev ent log allow s the adm inistrato r to select and lo g import ant events. Even t logging can b e e ith[...]

Configuring the A P 138 AP-4131 A ccess Poin t Product Reference Gui de 2. Set Any Event Logging to Enabled to log all events. Spec ify the even ts that do n ot requ ire l oggin g wh en disa blin g Any Event Logging . Use SP ACE BAR or LEFT/RI GHT -ARR OW keys to toggl e between Enabled and Disabled . 3. V erify the va lues reflect the netwo rk env[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 139 2.14 Updating AP Firmware When up dati ng or downg rading the files the us er is requi red to us e the Firm ware and HTML File option under the fu nction h eading Use XMOD EM to update Access Poin t’s . Both th e firmware and HTML f iles are requi red to be load ed on the TFT[...]

Configuring the A P 140 AP-4131 A ccess Poin t Product Reference Gui de Use th e T AB key to s croll throug h men u i tems. T o upda te th e AP fir mware: 1. Co py the Firmware files dsap3_f w .b in and dsapt3 htm.bin on th e termin al or PC hard disk. 2. T elnet to the AP using it s IP address. 3. At th e prom pt ty pe th e pass word : Symb ol The[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 141 5. Select Spec ial Funct ions f rom the Mai n M e nu and pr ess ENTER. Symb ol A cces s Poi nt Spe cial Func tions Men u Clear All Stat istic s Rest ore Facto ry C onfi g. Clear MU T able Save Co nfig urati on Clear ACL S ave Conf ig. to A ll APs Clear Add ress Filte rs Clear T[...]

Configuring the A P 142 AP-4131 A ccess Poin t Product Reference Gui de 7. Select Alt er Fi lena me(s) /HELP URL /TFTP Ser ver. 8. Press ENTER. 9. Enter th e firmware filename in t h e firmware field .Firmware Filename . Chang e this only if the us er or sy stem/n etwork a dminis trator requires a new filename. The default fil e s for a 4131 mod el[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 143 The WIRED LAN AC TIVITY indicat or on the AP does NO T flash. T o vi e w th e file tr ansfer log, switch to th e TFTP ap plicatio n. The AP r esets w hen the fil e trans fer an d FLASH pro grammin g complete s. 16. T el net to the AP usin g its IP address. 17. At the pr ompt ty[...]

Configuring the A P 144 AP-4131 A ccess Poin t Product Reference Gui de The default filenames for a 4131 model ac cess point are dsap3_fw .bi n and dsa pt3htm.b in 2. Atta ch a n ull m odem serial ca ble f rom th e AP to the PC se rial port. 3. On the PC, start th e emulatio n program . 4. Name the session Spectrum24 AP and sel ect OK . The proc ed[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 145 5. S elect the corr ect comm unicatio n port, typ ically Direct to Com1 , alo ng with th e foll owing paramete rs: 6. Select OK . 7. Press ENTER t o displa y the Main Menu . Symb ol A cces s Poi nt MAI N MENU Show Sys tem S umma ry AP Ins tallation Show Int erfac e St atist ics[...]

Configuring the A P 146 AP-4131 A ccess Poin t Product Reference Gui de 9. From the Main Me nu select Special Func tion s and pre ss ENTER. Symb ol A cces s Poi nt Spec ial Funct ions Menu Clear All Stat istic s Rest ore Facto ry C onfi g. Clear MU T able Save Co nfig urati on Clear ACL S ave Conf ig. to Al l APs Clear Add ress Filte rs Clear Type [...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 147 11. Un der th e functi on headi ng Us e XMO DEM to Up date Acc ess P oin t 's: select Firm ware and HTML File . 12. Press ENTER. Se lect ing Firmwa re and HTML File dow nload s the file s sep arate ly . E nsu re both files a re loca ted i n the s ame dire ctory before t he[...]

Configuring the A P 148 AP-4131 A ccess Poin t Product Reference Gui de 20. The do wnload is comp lete when the UI d isplays: Down load S ucces sful Upda ting AP Upda te Suc cessf ul If the fir mware up date fai ls, the UI di splays an error code i ndicati ng the cau se. The AP autom atica lly rese ts afte r all file transfer s are comp leted . •[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 149 T o upda te th e AP fir mware: 1. Co py the Firmware files on the term inal or PC hard disk. 2. T elnet to the AP using it s IP address. 3. At th e prom pt ty pe th e pass word : Symb ol The passw ord is c ase- sensi tive. Set the System P asswords in the Set System Configurati[...]

Configuring the A P 150 AP-4131 A ccess Poin t Product Reference Gui de 5. Select Spec ial Funct ions f rom the Mai n M e nu and pr ess ENTER. Pre ss F3 to v iew th e Firm ware Updat e Me nu . Sy mbol Acce ss P oint Firm ware Upda te Me nu Use T FTP to up date Acc ess P oint ’s: Fir mwar e HTML file Fi rmwar e an d HTM L Fi le Confi g Use X MODE [...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 151 9. Press ENTER. 10. Select S ave-[ F1] to sav e sett ings. 11. Select S pecia l Fun ctio ns from the Main Me nu . 12. Press F3 to v iew th e Firm ware Updat e Me nu . Sy mbol Acce ss P oint Firm ware Upda te Me nu Use T FTP to up date Acc ess P oint ’s: Fir mwar e HTML file F[...]

Configuring the A P 152 AP-4131 A ccess Poin t Product Reference Gui de The AP dis plays the Main Menu . 16. V erify the accurac y of the version number on the System Summary sc reen. 17. Pr ess C TRL+D to en d th e T elnet sessi on. 2.16 P erforming Pings An access point sends a ping packet to an M U and waits for a response. Use ping s to eva lua[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 153 T o pin g anot he r stat ion: 1. Select the Show Mobi le Un its screen from the Main Menu to display : Symb ol A cces s Poi nt MAIN M ENU Show Sys tem S umma ry AP Ins tallation Show Int erfac e St atist ics Spe cial Func tions Show For wardi ng C oun ts S et Sy stem Confi gura[...]

Configuring the A P 154 AP-4131 A ccess Poin t Product Reference Gui de 4. Select Echo -[F1] to display the Packe t Pin g Se tup screen : Pack et Pi ng Setu p Stati on A ddre ss 0 0:A0 :F8: 10:4A :13 Numbe r of Ping s 10 Packe t Le ngth 10 Packe t Da ta 55 [Star t-CR] [Can cel-E SC] 5. En ter the MAC addre ss of the s tation to pin g . 6. Enter the[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 155 2.17 Mob ile IP Using MD5 Authentica tion User s can achie ve authe nticatio n by using the MD5 algorithm wi th a s hare d key config ured into th e AP and it s MU . MD5 is a messag e- d igest algorithm that takes an arbit rarily l ong mes sage an d comp utes a fixed- length d [...]

Configuring the A P 156 AP-4131 A ccess Poin t Product Reference Gui de 2.18 Saving the Configuration The AP keeps only saved configura tion changes af ter a reset. T o mak e config uration ch anges perm anent, sa ve changes as needed. T o save al l ch ange s: Pr ess F1 i n the config uration sc reens d isplayi ng the Save op tion o r c ompl ete th[...]

Configur in g the AP AP-4131 Access Po int Produc t Reference Guide 157 2.19 Resetting t he AP Reset ting a n AP c lears stati stics and r esto res th e last save d conf igur ation . If users m ake unsa ved cha nges, t he AP cl ears t hose ch anges a nd rest ores th e last saved configuration on reset. • S elec t Special Functions from the Main M[...]

Configuring the A P 158 AP-4131 A ccess Poin t Product Reference Gui de 2.21 Configuring Network Time The acce ss point is able to d isplay the loca l time of the serve r used to vali date requests for se cured (password prote cted) resources. T o view t he access point netw ork ti me: 1. Fro m the M a i n Menu, select the Specia l F unctio ns Menu[...]

AP-4131 Access Po int Produc t Reference Guide 159 Chapter 3 Monitoring Statistics The AP keeps statist ics of its transaction s during operatio n. These statistic s indicat e traffic, transmissi on success and the existenc e of other radio networ k devic es. C lear s tatisti cs a s need ed. 3.1 Sys tem Summa ry The Show System Summ ary scree n dis[...]

Monit oring Stat istics 160 AP-4131 A ccess Poin t Product Reference Gui de 2. Configure the AP system settings as req uired: Unit Nam e Identifi es the AP name. MAC A ddress (BSS) Identi fies the u nique 48 -bit, hard - c oded Media Access Control address. IP A ddress Identi fies th e network -assign ed Intern et P rotoc ol addres s. Net_ID (ESS) [...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 161 AP Configuration Specifies th e outcome o f reading and processi ng the do wnloaded ap_cfg .txt. Mes sages di splayed can be : • Unchan ged • File Dow nload Failed • S et Succ essfu lly • Unk nown Menu P age • Unk nown Menu It em • Syn tax Erro r • In valid It[...]

Monit oring Stat istics 162 AP-4131 A ccess Poin t Product Reference Gui de 3. P ress ESC to ret urn to the prev ious m enu. A c cess Control Specifies if th e access c ontrol feature i s set to one of three Access Control modes: Disabled , Allowed , or Disallowe d . • Whe n Disabled (d efault) is selected , no filtering is perfor med. • Whe n [...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 163 3.2 Interface Statisti cs The Interface Statis tics scr een pro vides: • pac ket f orwar din g sta tistic s fo r ea ch in terf ac e (Eth erne t or R F ) • perf ormance infor m ation for e ach interface in packets per secon d (pps) and b ytes pe r second (bps) . The AP i[...]

Monit oring Stat istics 164 AP-4131 A ccess Poin t Product Reference Gui de 3.3 Forwarding Counts For wa rd in g C ou nt s provid es informat ion on pa ckets tran smitted from one inter fac e to a noth er (E thern et, radi o, o r AP) . F orwar ding Cou nts also displays the broadcast pa ckets (Bcast) tran s mitted f rom the AP . • S elec t Forwar[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 165 3.4 Mobile Units Mobile Units (MU ) statistics pr ovide info rmation on MUs assoc iated with the AP . The statisti cs incl ude inf ormation o n data sent and rece ived, ac tivity and association. An MU shows only in the Home/Foreign Agent T able screens when a n MU has ro a[...]

Monit oring Stat istics 166 AP-4131 A ccess Poin t Product Reference Gui de Use T AB or arrow keys to highlight the d esired screen. P ress ENTER to display the selected screen. • S elec t Reg ul ar from the M obile Units prompt to di splay: Symb ol A cces s Poi nt Mobil e Un its 00:A 0:F8 :29: C9:E2: C: R11: 00:A 0:F8 :10: 4A:1 3 P: R11: 00:A 0:[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 167 • T o bring up deta iled inform ation on an MU , p ress T A B to h ighlight t he MU and selec t Info to display : Symb ol A cces s Poi nt I nformatio n for MU: 00:A0: F8:29 :C9 :E2 In terfa ce R F Pac kets Sent 62 0 St ate Asso ciate d Pac kets Rcvd 237 Po wer M ode C AM [...]

Monit oring Stat istics 168 AP-4131 A ccess Poin t Product Reference Gui de Displaye d information includ es: Interface The AP inter face sh ows the MU c onnectio n as: RF , Ethernet or AP . State The co nnection s tate bet ween the AP and the MU : Host indica tes the unit is on the AP inte rfac e. Associated indicates the curr ent associ ati on on[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 169 • S elec t Auth to display EAP - TLS Authen tic ation statis tics fo r the targ et MU . • S elec t Refre sh at t he st atus displa y to update values man ually . • Pr ess E SC to ret urn to the prev ious m enu. Sessions Bytes Sent The n umber o f dat a bytes sent fr o[...]

Monit oring Stat istics 170 AP-4131 A ccess Poin t Product Reference Gui de 3.5 Mobile IP The foll owing tables display the ma pping of MU s to mobil ity agen ts. See sect ion 1.3.7: ”Mob ile IP” on page 21 . • S elec t Home Agent fro m the Show Mobile Units pr ompt to d isplay : Symb ol A cces s Poi nt Home A gent Table Mobil e Un it Fore ig[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 171 3.6 Known AP s The AP displa ys a list of the known APs derived from AP -t o-AP commu nication . The list inclu des the MA C and IP addresses and config uration inform ation for each AP . The first AP on th e list pro vides the inform ation. The AP recogni zes other APs lis[...]

Monit oring Stat istics 172 AP-4131 A ccess Poin t Product Reference Gui de • S elec t Swit ch to view th e Un it Nam e for each known AP . Symb ol A cces s Poi nt Known Acc ess Point s Net _ID: 1 01 IP Address Unit Name 111. 111. 12.62 ENG_O NE 111. 111. 12.63 PUBS_ TWO 111. 111. 12.64 CAD_T HREE Ec ho-[F 1] Del ete- [F2] N ext-[ F3] Pre vious -[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 173 The AP dis plays for ea ch known AP : • S elec t Ec ho-[ F1] t o pi ng an entry a fte r sele ctin g the desired entry usin g th e TA B k e y • S elec t Dele te-[ F2] to remov e an e ntry af ter sele cting the des ired e ntry using t he T AB key • S elec t Next to disp[...]

Monit oring Stat istics 174 AP-4131 A ccess Poin t Product Reference Gui de 3.7 Ethernet Statistic s The AP kee ps Ethern et per formanc e statis tics inc luding packet transmis sion and da ta retries until rese t. • S elec t Ethernet Statistics fr om the Main Menu to di splay: Symb ol A cces s Poi nt E thern et S tatis tics Pa ckets Seen 0 Pac k[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 175 – Sel ect Re fresh at the s tatus disp lay to upda te values m anually . – Sel ect Ti med to a utomat ically upd ate t his dis play e very tw o secon ds. – P ress ESC to r eturn to t he prev ious men u. P ac kets Sent T he to tal p ackets sent out. Any Collision The p[...]

Monit oring Stat istics 176 AP-4131 A ccess Poin t Product Reference Gui de 3.8 Radio Statistic s The AP keeps rad io performan c e statist ics including pa cket and comm unication info rmation. T o v iew R F stat is tics: • S elec t Show RF Statistics f rom the Ma in Menu to display : Symb ol A cces s Poi nt RF Stati stics Da ta Pk ts S ent 0 Da[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 177 Radi o perfo rmance s tatistics include: Data P ackets Sent The t otal data p ackets transm itted. Data Bytes Sent The total data packets tra nsmitte d in b ytes. BC/MC P acke ts Sent Th e br oadc ast /mul tic ast u ser data pack et s succes s fully tra nsmitted . BC/MC Byt[...]

Monit oring Stat istics 178 AP-4131 A ccess Poin t Product Reference Gui de – Sel ect Re fresh at t he st atus displa y to upda te the v alu es ma nuall y . – Sel ect Ti med to a utomat ically upd ate t his dis play e very tw o secon ds. – Sel ect WL AP to d isplay t he WLAP RF Statistic s page . – Sel ect Li nk Te st to d isplay a signal s[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 179 •T o d i s p l a y t h e WLAP RF Statistics screen select WLAP -[F3] . Symbol Access Point WLAP R F Statis tics Current # WL AP Itf 1 Root Interface 1 Root Prio rity 1000 he x Current State F u nc t i on a l R oot MAC Addr 00: A0:F8:73 :51:F2 Prior ity 8000 hex Root Path [...]

Monit oring Stat istics 180 AP-4131 A ccess Poin t Product Reference Gui de Where: Current # WLAP Itf Refe rs to the current Wi reless AP interfaces in use in a 1- 4 range. Current State On initializa tion, the AP can be in any of th e following state s of wireless opera t ion: • sta rting the initializing process: – Initializin g –S e n d i [...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 181 – Sel ect Re fresh at the sta tus disp lay to updat e the value s man ually . – Sel ect Ti med to a utomat ically upd ate t his dis play e very tw o secon ds. – P ress ESC to r eturn to t he prev ious men u. WLAP Itf MAC A ddr States the MA C address of the associ ate[...]

Monit oring Stat istics 182 AP-4131 A ccess Poin t Product Reference Gui de 3.9 Misce llaneous Statistics The AP keeps statistics on WNM P and SNMP packets, filt ering and Mobile IP . The Miscellan eou s Statistics scree n shows g r ouped statistics. • S elec t Show Misc Statistics from t he Main Menu to dis play: Sy mbol Acce ss P oint Mi sc S y[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 183 WNMP stat istics include: SNMP st ati stic s incl ude: Filter statis tics include: Mobile IP sta tistics include: – Sel ect Re fresh at the s tatus disp lay to upda te values m anually . – Sel ect Ti med to a utomat ically upd ate t his dis play e very tw o secon ds. ?[...]

Monit oring Stat istics 184 AP-4131 A ccess Poin t Product Reference Gui de 3.9.1 Analyzing Channel Use The AP kee ps statis tics for indivi dual C hannels ( frequencie s). These identify chan nels th at ha ve diffi cul ty transm itti ng or rec eiv ing due to retri es. T o view statistics for indiv idual channels: 1. Select Show Misc Statistics fro[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 185 3.9.2 Analyzin g Retries The AP k eeps st atistics of packet s with mu ltiple re tries. Use these s tatistics to iden tify s evere oc curren ces of r etries. Retries occu r when the tra nsmit ting statio n fails to re ceive an acknowledg ment for a transmi tted pa cket. Thi[...]

Monit oring Stat istics 186 AP-4131 A ccess Poin t Product Reference Gui de 3.10 Event History The AP t racks speci fic ev ents. The types of ev ents logg ed are config urable. The log is a 128-entry ci rcular buffer . After t he 128th ent ry , the earliest event entry dele tes. The Event History displ ays t he mo st r ecent even t at the top of th[...]

Monit oring S tatisti cs AP-4131 Access Po int Produc t Reference Guide 187 3.11 Clea ring Statistics T o cl ear statist ics: 1. Select Special Functions from the Main Menu. 2. Select Clear All Statistics . The AP zeroes all stat isti cs. Rese tting th e AP also clea rs statist ics.[...]

Monit oring Stat istics 188 AP-4131 A ccess Poin t Product Reference Gui de[...]

AP-4131 Access Po int Produc t Reference Guide 189 Chapter 4 Hardware Installation AP in stall ation i nclud es conn ectin g the AP to the wir ed ne twork, AP placemen t and power up. Install ation pr ocedures vary for different enviro nments. 4.1 P recautions Before i nstalling the AP v e rify t he followin g: • Do not instal l in wet or dusty a[...]

Hardware In stallation 190 AP-4131 A ccess Poin t Product Reference Gui de 4.3 R equirements The minim um installatio n requirement s for a single - cell, peer -to -p eer netw ork: • a pow er outlet • an A P ant enna . The 4131 AP supports a 10/100Base - T unshield ed twisted pair (U TP) wired LAN ca bling co nnecti on. F or man agement user in[...]

Hardware Inst allation AP-4131 Access Po int Produc t Reference Guide 191 3. Ad d more ac ce ss poi nts as neede d. 4.3.3 Si ngle Cell The single - cell conne ction opti on allows a single AP to brid ge MUs with out a wired network. MUs ap pear as peers i n any Ethernet envi ronment. 4.4 Placing the AP Antenna coverage is analog ous to l ighting. U[...]

Hardware In stallation 192 AP-4131 A ccess Poin t Product Reference Gui de If inst alling tw o antenn as, enable th e Anten na Selec tion in the User Int erface found in sectio n 2.3: ”A ccess P oint Ins t allation ” on pag e 54 . 4.5 P ower Options P ower op tio ns are as fol lows : A Symb ol BIAS- T system c an also be us ed to combine low-vo[...]

Hardware Inst allation AP-4131 Access Po int Produc t Reference Guide 193 4.6 Mounting the AP The AP rests on a flat surface or attaches t o a wall, or any hard, flat, stable surfa ce. Use t he st anda rd-mou nti ng kit pro vided w ith th e Spec tru m24 AP -4131access point . Choose o ne of the op tions ba sed on t he env ironmen t 4.7 Connecting t[...]

Hardware In stallation 194 AP-4131 A ccess Poin t Product Reference Gui de 4.8 BIA S - T Low P owe r Distri bution Syst em The BIAS- T system provid es an eco nomica l and reli able meth od for powering access point(s) from a remote location. The B IAS - T system combines low- volt age D C wit h Et hern et da ta in a sin gle cable con nectin g to a[...]

Hardware Inst allation AP-4131 Access Po int Produc t Reference Guide 195 Th e BIAS- T is a smal l lig htw eig ht un it wi th a RJ-45 patc h co rd in put c onn ector fro m the hu b on t he lef t -hand sid e and a RJ-4 5 patc h co rd ou tput c onne ctor (vi a the w iring in fras tructure ) to a n a ccess point on the ri ght -hand si de. Also on the [...]

Hardware In stallation 196 AP-4131 A ccess Poin t Product Reference Gui de T o install a BIAS- T system using a single B IAS - T unit and access p oint: Steps 1- 3 could in volve run ning Ethe rnet cablin g throu g h i ndustrial w alls or ceilings. Only a qu alified co ntractor shou ld perform th is kind of cabl ing . 1. Atta ch one end of a RJ-45 [...]

Hardware Inst allation AP-4131 Access Po int Produc t Reference Guide 197 4. Atta ch a th ird R J - 45 pa tch co rd fr om t he inp ut co nnecto r on t he l eft -hand side o f the BIAS - T unit t o the HUB supporti ng th e Spec trum24 com ponent install ation. 5. Atta ch the ca ble suppl ied with the Sym bol Stan dard 24- volt po wer su pply to th e[...]

Hardware In stallation 198 AP-4131 A ccess Poin t Product Reference Gui de 4.9 LED Indica tors The top pa nel LED indica tors provide a statu s display indi cating transm ission and ot her activity . Th e indic ators are: Po w e r Flashing indica tes AP initializat ion. Steady Green during operati on. Wired LAN A ctivity Flashing indicates data tra[...]

Hardware Inst allation AP-4131 Access Po int Produc t Reference Guide 199 4.9.1 WLAP mode LED dis play . When in the WLAP mo de the chart bel ow signifi es the AP s LED indica tor status. F or the IEEE 802.11 prot ocol and AP s using firmw are version 2. 51-0 X or above on ly . 1. After power u p, system initialization begins: 2. When a WLAP b egin[...]

Hardware In stallation 200 AP-4131 A ccess Poin t Product Reference Gui de 5. When all WLAP connection s are in F o rward stat e: Special cases : • If th e WLAP manual BSS_ ID is N O T set and no o ther WLAP is fo und, the WLAP g oes to the f unctio nal stat e. • If th e WLAP manual BSS_ ID is se t and the sp ecifi ed WLAP i s not f ound, the W[...]

Hardware Inst allation AP-4131 Access Po int Produc t Reference Guide 201 4.10 T roubleshooting Check the followi ng sym ptoms and th eir possibl e cau ses before co ntact ing the Symbo l Support Cen ter . 4.10.1 Ensure wired network is operating V erify AP ope ration: 1. AP does not power up: – faul ty AP p ower suppl y –f a i l e d A C s u p [...]

Hardware In stallation 202 AP-4131 A ccess Poin t Product Reference Gui de – Che ck th at the radio d river loaded properly . – Check that th e MU PRO T OCOL .INI or NE T . CFG file is compa tible with the network oper ating system. 4. Slow or er ratic performan ce: – C heck MU a nd R F co mmun icati ons range. – Check antenna , conne ctors[...]

AP-4131 Access Po int Product Re ference Guide A-1 Appendix A Specifications A.1 Physical Characteristic s Dimensions 1.75” H x 6” L x 8.5” W (4.45” cm H x 15.24” cm L x 21.59” cm W) We i g h t (w/powe r supply) 1 lbs. (0 . 454 kg ) Operating Te m p e r a t u r e -4º F t o 131º F (-20º C t o 55º C) Storage T emperatur e -40º F to 1[...]

Specificatio n s A-2 AP-4131 Access Point Produc t Reference Guide A.2 R adio Characteristics Fre qu en cy Ran ge (c ountry dependent; within 2400 MHz to 2500 MHz) Radio Data R ate • 1 1 Mbps -- O ptiona l • 5 .5 Mbps - - Option al • 2 Mbps -- Required • 1 Mbps -- Required 11 Mbps Range op en e nvir onment - over 100 ft. typical office or r[...]

Specifi cation s AP-4131 Access Po int Product Re ference Guide A-3 A.3 Network Characteristics Driver Support NDIS v4.0 a nd v 5.0 Ethernet Frame DIX , Ethe rnet_II a nd IEEE 802.3 Filtering P acke t R ate 14,400 fram es per second filtering and forwarding Ethernet Connection 10/100Base - T (AP -4131 model acc es s point onl y ) Serial PC / A T se[...]

Specificatio n s A-4 AP-4131 Access Point Produc t Reference Guide[...]

AP-4131 Access Po int Product Re ference Guide B-1 Appendix B Suppo rted Mo dems The AP uses Hay es commands an d is capable of wo rking with various modems of 1 9200 baud or faster . Symbo l doe s not suppo rt mo dems the co mpan y ha s not q uali fied. The following modems q u alify to work with the AP -4131 access point: • US Robotics Faxmodem[...]

Support ed Mode ms B-2 AP- 4131 Access Point Pr oduct Reference Gui d e[...]

AP-4131 Access Point Produ ct Reference Guide C-1 Appendix C Cu stomer Support Symb ol T echnol ogies prov ides its custome rs with promp t and accurat e customer support . Use the Symbol Support Cen ter as the prim ary contact fo r any tec hnical prob lem, ques tion or support issue invo lving Symb ol produc ts. If the Sym bol Customer Sup port sp[...]

Customer Supp ort C-2 AP-4131 Acces s Point Pr oduct Refer ence Guide International Contacts Outs ide No rth Amer ica, contact Symb ol by: •S y m b o l T e c h n o l o g i e s Symbo l Plac e Winnersh T rian gle, Berkshire, RG41 5TP United Kingdo m 0800-328-2424 (Insid e UK) +44 118 945 7529 (Outside UK) Symbol Developer P rogram W eb Site http: /[...]

AP-4131 Access Po int Product Re ference Guide D-1 Appendix D Country Identification C odes Use t he t a b le b elow to sele ct a Co untr y N ame, Fi rst Cha nne l, Number (No .) of Ch annels, De fault Chan nel, Ma ximum T ransm it P ower , R egulatory Domain , and Co untry ID . Update these values in the AP inst allati on scree n . Conta ct a lo c[...]

Coun try Ident ific ation C odes D-2 A P-4131 Access Poin t Product Reference Gui de Fin lan d FL 1 13 11 20 30 Fra nce FR 11 3 11 20 32 Germ any DE 1 13 11 20 30 Gree ce GR 1 13 11 20 30 Guat emala GT 1 13 3 20 99 Hong Kong HK 1 13 3 20 99 Hungary HU 1 13 3 20 30 Ice land IS 1 13 11 20 30 Indi a IN 1 13 3 20 99 Indo nesia ID 1 13 3 20 99 Irel and [...]

Coun try Ident ifica tio n Cod es AP-4131 Access Po int Product Re ference Guide D-3 Pa n a m a PA 1 13 3 20 99 Philip pines PH 1 13 3 20 99 Po l a n d PL 1 13 3 20 99 Po r t u g a l PT 1 13 11 20 30 Qata r QA 1 13 3 20 99 Roma nia RO 1 13 3 20 99 Russian F edera tion RU 1 13 3 20 99 Saudi Arabia SA 1 13 3 20 99 Singap ore SG 10 4 11 20 99 Slovak R[...]

Coun try Ident ific ation C odes D-4 A P-4131 Access Poin t Product Reference Gui de A site lic ense is r equired for Indi a. T o support th is reg ulatory requi rement, ente r the Site Lic ense ID in the Net_ID field on the AP Instal latio n Screen.[...]

AP-4131 Access Point Produ ct Reference Guide E-1 Appendix E Installi ng and Co nfiguring K erbero s Setup Servi ce The Ke rberos Setup Ser vice (KSS) progra m runs on the K ey Distrib ution Center (KDC) server . The KSS c an be used option ally to administer Spectr um24 ac cess poi nts aut horized o n the ne twork. F or example, an AP on the Acce [...]

Installing and Config uring Kerbe ros Setu p Service E-2 AP-4131 Acces s Point Pr oduct Refer ence Guide Java Runti me is o n the Spec tru m24 High Rate 1 1 Mbps Wireless LAN Software CDROM with in the KSS directo ry . F or informatio n on install ing Window s 2000 Server , setting up the KD C and enabl ing Activ eDir ecto ry se rvice s, refe r to [...]

Insta lli ng a nd Conf igu ring Ker bero s Se tup Ser vice AP-4131 Access Point Produ ct Reference Guide E-3 5. Click Next when the Choose Destination Location dialog box disp lays to insta ll KSS to the defaul t destinatio n folder . The user has the option of clicking Browse and sele cting a different folder if nece ssary . A progress bar display[...]

Installing and Config uring Kerbe ros Setu p Service E-4 AP-4131 Acces s Point Pr oduct Refer ence Guide 3. Ent er t he use r name (20 char acte rs ma ximum ) in the First name and Last name fi elds. Click Next . 4. En ter and confirm a passwor d for the user . 5. Select the P as sword n ever ex pires chec kbox and click Next . A con firmation d ia[...]

Insta lli ng a nd Conf igu ring Ker bero s Se tup Ser vice AP-4131 Access Point Produ ct Reference Guide E-5 E .3 P rep aring the KSS for Access P oint V alidation T o prep are the KSS to validate a ccess po ints: 1. Click Start select Pro g r am s , WLAN , WLAN KSS , and Start KSS. The Kerber os Se tup Servic e dialog box displ ays. 2. Using t he [...]

Installing and Config uring Kerbe ros Setu p Service E-6 AP-4131 Acces s Point Pr oduct Refer ence Guide The Preference dialog box d ispla ys. 5. Select User Defined Secret K ey to ente r and confir m a secret key diffe rent f rom the defaul t key . If the defa ult secret key is acceptab le, leave the Defaul t Secret Key checkbox selected . The sam[...]

Insta lli ng a nd Conf igu ring Ker bero s Se tup Ser vice AP-4131 Access Point Produ ct Reference Guide E-7 The Ke rberos Account Entry dialog box d ispla ys. 8. Select the Edit Open E nr ollment Default P roperties ch eck box. 9. En ter the KDC Name , R ealm/Doma in and KDC IP Ad dres s values . Do not set an ESSI D or create a P ass word at th i[...]

Installing and Config uring Kerbe ros Setu p Service E-8 AP-4131 Acces s Point Pr oduct Refer ence Guide 10. Click Sa ve. The Ke rberos Account Entry property page d ispl ays t he new values. 11. Click Ex i t to retur n to the K erber os Se tup Serv ice window . 12. Click the AP ACL ic on (s econd icon fr om th e top righ t -ha nd si de). The AP Se[...]

Insta lli ng a nd Conf igu ring Ker bero s Se tup Ser vice AP-4131 Access Point Produ ct Reference Guide E-9 Se lect ing Enable (Always) from the Se tup Sta tus pull- down men u enable s KS S authent ication f or the select ed access poin t at all time s. Se lect ing Enable (Start -Exp i re) f rom the Setup Status pull- down menu enable s KS S auth[...]

Installing and Config uring Kerbe ros Setu p Service E-10 AP-4131 A ccess Point Product Re ference Guide The Listen For Connection Box displa ys. 17. Select Ye s if th is is t he corr ect conn ection port. The Kerber os Se tup Servic e windo w displ ays . The n ext ste p is to c onfigu re the acce ss poin ts f or K erberos suppo rt if th ey hav e n[...]

Insta lli ng a nd Conf igu ring Ker bero s Se tup Ser vice AP-4131 Access Point Produ ct Reference Guide E-1 1 When the APs initiali ze, the AP list vie w window di s plays t he Connection Events (A Ps that were either suc cessf ul or were not gran ted acc ess to KSS). 19. When the access points hav e succe s sfully in itialized, select Disable Ope[...]

Installing and Config uring Kerbe ros Setu p Service E-12 AP-4131 A ccess Point Product Re ference Guide E .4 Manually Cre ating an Access P oint Setup Account Manual ly cr eate an AP Setup Accoun t for t he AP and creat e a K erberos acco unt with the KDC. The AP Set up Accoun t database stores valida tion informat ion for an AP . Manu ally cre at[...]

Insta lli ng a nd Conf igu ring Ker bero s Se tup Ser vice AP-4131 Access Point Produ ct Reference Guide E-1 3 T o crea te a n acc ess poi nt setu p ac coun t: 1. From the Edit menu, select AP Setup ACL . 2. Enter the AP MA C Address as a P rimary K ey in t he AP Se tup Account Data base di alog bo x. 3. Enter t he ESSID . The ESS ID is us ed as t [...]

Installing and Config uring Kerbe ros Setu p Service E-14 AP-4131 A ccess Point Product Re ference Guide 4. Enter the AP access ran ge set the time an d status in formatio n using th e Setup Start Time and Se tup E xpire Time pul l-down m enus. 5. Set the SNMP Set ting . 6. Click Add wh en all the p aramet ers h ave been ent ered. After the A P ini[...]

Insta lli ng a nd Conf igu ring Ker bero s Se tup Ser vice AP-4131 Access Point Produ ct Reference Guide E-1 5 The acce ss point ca n now be config ured for Kerbero s supp ort via the Serial or T eln et interfaces . The K erb eros Co nfig ura tion pa rame ters have been mo ved to th e Spec ial F unctions screen in th e Seri al and T elnet UI. 6. Fr[...]

Installing and Config uring Kerbe ros Setu p Service E-16 AP-4131 A ccess Point Product Re ference Guide[...]

AP-4131 Access Point Produ ct Reference Guide Index-1 Numerics 10/100Base-T unshielded tw ist ed pair 190 10/100Base-T UTP 19 0 A access contro l 14 dis allow ed address 14 MU 14 unau thorized a ccess 14 Access Control List 14 Access Point 1 access contro l 162 Access Control List 1 addi ng allow ed MUs 115 addi ng disall owed MUs 11 9 adva nced ra[...]

Index-2 AP-4131 A ccess Po int Product Refere n ce Gui d e monit oring st atistics 159 moun ting 193 netw ork co nnec tio n 190 powe r adapter 19 3 powe r options 192 PSP 24 Radi o Charac teristics A-2 radi o perfo rmanc e statis tics 176 removin g allowed MUs 115 RF s tatistics 176 roami ng across routers 22 RSSI 21 shared key a uthenti cati on 26[...]

AP-4131 Access Po int Product Re ference Guide Index-3 add i t ional DN S 57 add iti onal gatew ays 56, 58 antenn a selection 57 coun try config 56 dhcp disa bled 58 dhcp/b ootp ena bled 58 dhcp /bootp op tions 58 DNS IP address 57 enable bootp only 58 enable only dhcp 58 gate way IP addres s 56 IP a ddres s 56 Net_ ID (ESS) 57 subnet mask 57 unit [...]

Index-4 AP-4131 A ccess Po int Product Refere n ce Gui d e saving 156 Setti ng Log ging Op tion s 137 Special Fu nctions 156 system p arameters 59 System Password Ad ministration 69 TCP/IP 37 Telnet 37 type filte ring 120 UI 37 updati ng usin g Xmodem 132 wire less operatio n paramete rs 80 WLAP forward de lay 77, 84 WLAP hello time 76, 8 3 WLAP ma[...]

AP-4131 Access Po int Product Re ference Guide Index-5 DTIM AP 10 association pro c ess 10 root AP 10 E electr omagneti c wav es 3 encrypt ion 25 128 Bit 92 40 Bit 90 admi nistration 66 environm ent 3 ESSID 73 Ethern et interfac e 16 ethe rnet st atistics 174 Ethern e t wir e d LAN 1 F features 2 10/100baseT Ethern e t port interfa ce 2 BOOTP su pp[...]

Index-6 AP-4131 A ccess Po int Product Refere n ce Gui d e K Kerberos AP proxy 29 auth enticat ion 26 auth enticat ion se rvice (A S) 28 def aul t sett ing 31 disa bling 31 enablin g 31 impl ementati on 26 Key Dist ribution Cent er (KDC) 27 kss function 28, E -1 manu al authent ication con figuratio n 94 MU authen ticat ion 29 realm 27 TGS_REP 29 T[...]

AP-4131 Access Po int Product Re ference Guide Index-7 data encry ption 25 DTIM 25 filtering 14 home agent 23 known AP s 171 Mobile IP 21, 170 perf orming pi ngs 152 powe r mode 168 priori ty 168 removin g allowed MUs 116 scanning 23 security 25 statistics 16 5 support ed rates 168 MU association p rocess 19 multipl e APs 5 N netw ork topolo gy 3 P[...]

Index-8 AP-4131 A ccess Po int Product Refere n ce Gui d e roami ng across routers 22 AP 23 home agent 23 IP a ddres s 22 Mobile IP 21 MU 23 TIM 24 root AP association pro c ess 10 Bridge Protocol Data Un it 10 DTIM 10 TIM 10 WLAP mode 10 S security 25 dec ryption 25 encrypt ion 25 kdc name 96 kerberos 96 kss name 96 kss port 96 rea lm na me 96 use[...]

AP-4131 Access Po int Product Re ference Guide Index-9 kerberos 96 kss name 96 kss port 96 MD5 key 62 Mode m Conn ected 63 MU-MU Disa llowed 63 password 96 rea lm na me 96 rf Inte rface 65 S24 Mobile IP 62 System Password Ad min 64 Telnet logins 60 , 61 type filte ring 63 user id 96 user password 70 WNMP f uncti ons 63 system p assword 47 system su[...]

Index-10 AP-4131 A ccess Poin t Product Reference Gui de WLAP Max Age 75, 76, 83 WLAP mode 75 , 82 WLAP priority 75, 82 WLAP priori ty valu e 10 WLAP forward de lay config uration 77, 84 WLAP hello time config uration 76, 83 WLAP manual BS S ID config uration 76, 83 WLAP Max Age config uration 76, 83 WLAP mode AP 6, 7, 81 association pro c ess 10 b[...]