BO CO N C S NGNHNhm 3Ph sng wifi phng Sao

Cc thnh vin:1. on Quang Chc2. Phm Ngc Linh3.Hong Vn Mnh4. Bi Khc Tn5. Hong Vn Trng6. Phng Quang T

MC LCLI NI U4CHNG 1. C S L THUYT51. Mt s khi nim52. M hnh DHCP cbn73. Cng ngh khng dy WIFI93.1 Khi nim wifi93.2 Hot ng93.3 ph sng, truyn qua vt cn103.4 Tng phm vi ph sng WIFI11CHNG 2: Kho st thc trng v gii php14I. Kho st thc t141. a l v dn c142. D kin nhu cu s dng wifi17II. Cng ngh v thit b181. Yu cu h thng182. M hnh mng v gii php cng ngh183. Thit b s dng212.Feature224. Bng gi d kin36CHNG 3. TRIN KHAI CI T V THC NGHIM371. B tr thit b372. Cu hnh cc thit b39KT LUN41

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Hin nay, internet ang tr thnh mt phn quan trng phc v nhu cu gii tr, lm vic ca con ngi. Nhu cu truy cp internet cao n mc hu nh cc thit b di ng mc trung bnh tr ln u tch hp chc nng truy cp internet, trong chc nng bt wifi rt c ch . Vi s pht trin ca cc thit b di ng th vic truy cp wifi ni cng cng tr nn d dng hn bao gi ht.H thng wifi hot ng ph bin mt s ni cng cng nh :sn bay, qun caf,th vin,khch sn, trng hc... H thng cho php truy cpInternetti nhng khu vc c sng ca h thng ny, hon ton khng cn n cp ni. Ngoi cc im kt ni cng cng (hotspots), WiFi c th c thit lp ngay ti nh ring. i vi a bn ng dn c nh phng Sao , nhu cu truy cp internet trong nh hay ngoi tri u mc cao. Ngi s dng c th truy cp internet ti nh, ni lm vic hay ti nhng ni cng cng. Do vy, chng ti quyt nh nghin cu, xy dng m hnh ph sng wifi phng Sao .

CHNG 1. C S L THUYT1. Mt s khi nimKhi nim mng LANLAN (vit tt t tn ting Anh Local Area Network, "mng my tnh cc b") l mt h thng mng dng kt ni cc my tnh trong mt phm vi nh (nh , phng lm vic, trng hc, ). Cc my tnh trong mng LAN c th chia s ti nguyn vi nhau, m in hnh l chia s tp tin, my in, my qut v mt s thit b khc.Mt mng LAN ti thiu cn c my ch (server), cc thit b ghp ni (Repeater, Hub, Switch, Bridge), my tnh con (client), card mng (Network Interface Card NIC) v dy cp (cable) kt ni cc my tnh li vi nhau. Trong thi i ca h iu hnh MS-DOS, my ch mng LAN thng s dng phn mm Novell NetWare, tuy nhin iu ny tr nn li thi hn sau khi Windows NT v Windows for Workgroups xut hin. Ngy nay hu ht my ch s dng h iu hnh Windows, v tc mng LAN c th ln n 10 Mbps, 100 Mbps hay thm ch l 1 Gbps.Cc kin trc mng kiu LAN Mng bus( mng tuyn tnh): Cc my ni vi nhau lien tc thnh mt hang t my ny ti my kia. Mng vng: Cc my ni vi nhau thnh mt vng v my cui li ni ngc vi my u.Khi nim v WANC ngha l mng din rng. Dng ni cc LAN li vi nhau (thng qua router).WAN cn gi l mng din rng dng trong vng a l ln thng cho quc gia hay c lc a, phm vi vi trm cho n vi ngn km. Chng bao gm tp hp nhiu my nhm chy cc chng trnh cho ngi dng.Cc my ny thng gi l my lu tr hay my u cui. Cc my chnh c ni vi nhau bng cc mng truyn thng con hay cn gi l mng con. Nhim v ca mng con l chuyn ti cc thng ip t my ch ny sang my ch khc.Mng con c hai thnh phn chnh : - Cc ng dy vn chuyn cn gi l mch. - Cc thit b ni chuyn.y l loi my tnh chuyn bit dng ni hai hay nhiu ng trung chuyn nhm di chuyn d liu gia cc my.Khi d liu n trn cc ng v, thit b ni cuyn ny phi chn mt ng dy ra gi d liu i.Tn gi ca d liu ny l nt chuyn gi.Khi nim DHCPDynamic Host Configuration Protocol(DHCP- giao thc cu hnh ng my ch) l mt giao thc cu hnh t ng a ch IP. My tnh c cu hnh mt cch t ng v th s gim vic can thip vo h thng mng. N cung cp mt database trung tm theo di tt c cc my tnh trong h thng mng. Mc ch quan trng nht l trnh trng hp hai my tnh khc nhau li c cng a ch IP.Nu khng c DHCP, cc my c th cu hnh IP th cng Ngoi vic cung cp a ch IP, DHCP cn cung cp thng tin cu hnh khc, c th nh DNS. Hin nay DHCP c 2 version: cho IPv4 v IPv6.Ni mt cch tng quan hn DHCP l dich vmang n cho chng ta nhiu li im trong cng tc qun trv duy tr mt mng TCP/IP nh:+ Tp chung qun trthng tin vcu hnh IP.+ Cu hnh ng cc my.+ Cu hnh IP cho cc my mt cch lin mch+ Slinh hot+ Khnng mrng.2. M hnh DHCP cbnChc nng:- Mi thit b trn mng c s TCP/IP phi c mt a ch IP duy nht truy cp mng v cc ti nguyn ca n. Khng c DHCP, cu hnh IP phi c thc hin mt cch th cng cho cc my tnh mi, cc my tnh di chuyn t mng con ny sang mng con khc, v cc my tnh c loi b khi mng.- Bng vic pht trin DHCP trn mng, ton b tin trnh ny c qun l t ng v tp trung. DHCP server bo qun vng ca cc a ch IP v gii phng mt a ch vi bt c DHCP client c th khi n c th ghi ln mng. Bi v cc a ch IP l ng hn tnh, cc a ch khng cn c tr li mt cch t ng trong s dng i vi cc vng cp pht li.Cch hot ng ca DHCPDHCP t ng qun l cc a ch IP v loi b c cc li c th lm mt lin lc. N t ng gn li cc a ch cha c s dng. DHCP cho thu a ch trong mt khong thi gian, c ngha l nhng a ch ny s cn dng c cho cc h thng khc. Bn him khi b ht a ch. DHCP t ng gn a ch IP thch hp vi mng con cha my trm ny. Cng vy, DHCP t ng gn a ch cho ngi dng di ng ti mng con h kt ni.Trnh t thu a ch IP DHCP l mt giao thc Internet c ngun gc BOOTP (bootstrap protocol), c dng cu hnh cc trm khng a. DHCP khai thc u im ca giao thc truyn tin v cc k thut khai bo cu hnh c nh ngha trong BOOTP, trong c kh nng gn a ch. S tng t ny cng cho php cc b nh tuyn hin nay chuyn tip cc thng ip BOOTP gia cc mng con cng c th chuyn tip cc thng ip DHCP. V th, my ch DHCP c th nh a ch IP cho nhiu mng con.Qu trnh t c a ch IP c m t di y:Bc 1: My trm khi ng vi a ch IP rng cho php lin lc vi my ch DHCP bng giao thc TCP/IP. N chun b mt thng ip cha a ch MAC (v d a ch ca card Ethernet) v tn my tnh. Thng ip ny c th cha a ch IP trc y thu. My trm pht tn lin tc thng ip ny ln mng cho n khi nhn c phn hi t my ch.Bc 2: Mi my ch DHCP c th nhn thng ip v chun b a ch IP cho my trm. Nu my ch c cu hnh hp l cho my trm, n chun b thng ip cho hng cha a ch MAC ca khch, a ch IP cho hng, mt n mng con (subnet mask), a ch IP ca my ch v thi gian cho thu. a ch cho hng c nh du l reserve ( dnh). My ch DHCP pht tn thng ip cho hng ny ln mng.Bc 3: Khi khch nhn thng ip cho hng v chp nhn mt trong cc a ch IP, my trm pht tn thng ip ny khng nh n chp nhn a ch IP v t my ch DHCP no.Bc 4: Cui cng, my ch DHCP khng nh ton b s vic vi my trm. rng lc u my trm pht tn yu cu v a ch IP ln mng, ngha l mi my ch DHCP u c th nhn thng ip ny. Do , c th c nhiu hn mt my ch DHCP tm cch cho thu a ch IP bng cch gi thng ip cho hng. My trm ch chp nhn mt thng ip cho hng, sau pht tn thng ip khng nh ln mng. V thng ip ny c pht tn, tt c my ch DHCP c th nhn c n. Thng ip cha a ch IP ca my ch DHCP va cho thu, v th cc my ch DHCP khc rt li thng ip cho hng ca mnh v hon tr a ch IP vo vng a ch, dnh cho khch hng khc. DHCP client- My trm DHCP: l mt thit b ni vo mng v s dng giao thc DHCP ly cc thng tin cu hnh nh l a ch mng, a ch my ch DNS. DHCP server- My ch DHCP: l mt thit b ni vo mng c chc nng tr v cc thng tin cn thit cho my trm DHCP khi c yu cu. BOOTP relay agents- Thit b chuyn tip BOOTP: l mt my trm hoc mt router c kh nng chuyn cc thng ip DHCP gia DHCP server v DHCP client. Binding- Ni kt: l mt tp hp cc thng tin cu hnh trong c t nht mt a ch IP, c s dng bi mt DHCP client. Cc ni kt c qun l bi my ch DHCP.3. Cng ngh khng dy WIFI3.1 Khi nim wifiWi-Fivit tt tWireless Fidelityhaymng 802.11l h thngmng khng dys dngsng v tuyn, ging nhin thoi di ng,truyn hnhvradio.H thng ny hot ng ph bin mt s ni cng cng nh :sn bay, qun caf,th vin,khch sn, trng hc... H thng cho php truy cpInternetti nhng khu vc c sng ca h thng ny, hon ton khng cn n cp ni. Ngoi cc im kt ni cng cng (hotspots), WiFi c th c thit lp ngay ti nh ring.Tn gi 802.11 bt ngun t vinIEEE(Institute of Electrical and Electronics Engineers). Vin ny to ra nhiu chun cho nhiugiao thck thut khc nhau, v n s dng mt h thng s nhm phn loi chng; 4 chun thng dng ca WiFi hin nay l 802.11a/b/g/n.3.2 Hot ngCc sng v tuyn s dng cho WiFi gn ging vi cc sng v tuyn s dng cho thit b cm tay, in thoi di ng v cc thit b khc. N c th chuyn v nhn sng v tuyn, chuyn i cc m nh phn 1 v 0 sang sng v tuyn v ngc li.Tuy nhin, sng WiFi c mt s khc bit so vi cc sng v tuyn khc ch: Chng truyn v pht tn hiu tn s2.5GHz hoc 5GHz. Tn s ny cao hn so vi cc tn s s dng cho in thoi di ng, cc thit b cm tay v truyn hnh. Tn s cao hn cho php tn hiu mang theo nhiu d liu hn. Chng dng chun 802.11: Chun 802.11b l phin bn u tin trn th trng. y l chun chm nht v r tin nht, v n tr nn t ph bin hn so vi cc chun khc. 802.11b pht tn hiu tn s 2.4GHz, n c th x l n 11 megabit/giy, v n s dng m CCK (complimentary code keying). Chun 802.11g cng pht tn s 2.4GHz, nhng nhanh hn so vi chun 802.11b, tc x l t 54 megabit/giy. Chun 802.11g nhanh hn v n s dng m OFDM (orthogonal frequency-division multiplexing), mt cng ngh m ha hiu qu hn. Chun 802.11a pht tn s 5GHz v c th t n 54 megabit/ giy. N cng s dng m OFDM. Nhng chun mi hn sau ny nh 802.11n cn nhanh hn chun 802.11a, nhng 802.11n vn cha phi l chun cui cng. Chun 802.11n cng pht tn s 2.4GHz, nhng nhanh hn so vi chun 802.11a, tc x l t 300 megabit/giy. WiFi c th hot ng trn c ba tn s v c th nhy qua li gia cc tn s khc nhau mt cch nhanh chng. Vic nhy qua li gia cc tn s gip gim thiu s nhiu sng v cho php nhiu thit b kt ni khng dy cng mt lc.AdapterCc my tnh nm trong vng ph sng WiFi cn c cc b thu khng dy, adapter, c th kt ni vo mng. Cc b ny c th c tch hp vo cc my tnh xch tay hay bn hin i. Hoc c thit k dng cm vo khe PC card hoc cngUSB, haykhe PCI.Khi c ci t adapter khng dy v phn mm iu khin (driver), my tnh c th t ng nhn din v hin th cc mng khng dy ang tn ti trong khu vc.RouterNgun pht sng WiFi lmy tnhvi:1. Mt cng ni cp hocmodem ADSL2. Mtrouter(b nh tuyn)3. Mthub Ethernet4. Mtfirewall5. Mtaccess point khng dyHu ht cc router c ph sng trong khong bn knh 30,5mv mi hng.3.3 ph sng, truyn qua vt cni vi cc vn phng nh v cc gia nh:Gi s thit bWiFihot ng bng tn ph bin l 2.4GHz, c cc c tnh sau:- Cng sut pht sng (TX Transmit Power): 20 dBm ( = 15dBm + 5dBi)Bao gm: Cng sut pht sng EIRP: 30mW ==> Tng ng 15dB ( 10xlog(30mW) = 15 dBm) li ng ten: 5dBi - li ca ng ten l kh nng tp trung nng lng pht sng ca ng ten vo mt khu vc nht nh. li cng cao th vng ph sng cng gim.- nhy thu (RX Receiver Sensitivity): -90dB @ 1Mbps(C ngha: nu ln ca tn hiu l -90dBm th tc truyn d liu t 1Mbps)=>Power Budget = TX RX =20 dBm (-90 dBm) = 110 dBm (tm gi l Qu cng sut)Tnh khong cch:- khong cch 10m u tin, tn hiu Wifi b suy gim 70 dBm=> Qu cng sut ch cn: 110 dBm 70 dBm = 40 dBm- Tip theo tn hiu b suy gim 10 dBm sau mi ln gp i khong cch: khong cch 20m, Qu cng sut cn 30 dBm (40 10 =30) khong cch 40m, Qu cng sut cn 20 dBm (30 10 =20) khong cch 80m, Qu cng sut cn 10 dBm (20 10 =10) khong cch 160m, Qu cng sut cn 0 dBm (10 10 =0)=>Trong tm nhn thng, khng vt cn tn hiu truyn c khong cch 160m vi tc 1MbpsLu : Khi xuyn quan mi bc tng ( dy 20 cm) tn hiu gim 10 dBmV d: Linksys E2000:-Cng sut pht: 17 dBm + 2 dBi = 19 dBm- nhy thu ca Laptop: -90 dBm=>Laptop c th kt ni v Linksys E2000 khong cch ~160m mi trng nhn thng, khng vt cn.=>Nu t b pht E2000 ti Laptop c 2 bc tng dy 20cm, Laptop ch c th hot ng khong cch < 40m3.4 Tng phm vi ph sng WIFInh v li Modem v RouterTn hiu t Router khng dy ca bn (v cc im truy cp khc) thng c gi i theo tt c cc hng hon ton khng mang tnh nh hng. Chnh v vy bn nn t Router trung tm vng mun ph sng.Cho v d, nu bn gp phi vn v vic kt ni pha bn tri ta nh v Router li c t bn phi, khi hy c gng chuyn Modem v Router sang pha bn tri v nh v v tr trung tm.Vi dch v cp v DSL, bn c th ngt kt ni im ny v kt ni tr li vi Modem vo mt im kt ni khc nm trong ta nh. Nu thiu cc gic cm cp v in thoi, bn c th mua mt on cp Ethernet di hn c th chy gia Router v Modem.Khc phc cc vn v nhiuTrc khi vo cc ca hng mua thm thit b, bn cn bo m s xuyn nhiu t cc mng Wi-Fi khc hoc cc thit b pht khc khng lm cn tr cho tn hiu ca mnh.Cc mng khng dy bn cnh hot ng cng knh (hoc gn vi knh m bn s dng), cc thit b khng dy 2,4 GHz bn cnh (chng hn nh cc adapter Bluetooth, in thoi khng dy, cc b kim tra ca tr s sinh, camera khng dy, bn phm hoc chut khng dy, loa khng dy) v thm ch c l vi sng cng c th l nguyn nhn lm suy yu tn hoc lm rt tn hiu.Hy i mt vng quanh nh hay vn phng v tm kim bt c th no k trn. Nu vn tn hiu ca bn i khi xut hin, khi bn cn kim tra lc tn hiu km nht. Nu tm thy cc thit b tnh nghi, hy v hiu ha chng, thi gian cn phi lu bn c th thy c hiu ca ca vic mnh va lm. kim tra v kh nng xuyn nhiu ca cc mng khng dy, bn c th download NetStumbler, chng trnh ny s hin th cho bn tt c cc mng trong vng cng vi cc thng tin chi tit v n, chng hn nh cng tn hiu v knh.M NetStumbler v cho php n capture tt c cc mng, tt nht l trn mt laptop khi bn i mt vng xung quanh ta nh.Nu pht hin mt mng no ang s dng trn mt knh pht tn hiu vi mng ca bn (chng hn nh knh 1 nu bn ang knh 4), khi hy chuyn sang knh khng b chng lp: tt nht l 6 hoc 11 (khong cch gia cc knh gim nhiu tt phi ln hn 4).Nu c nhiu mng, hy chn knh thu pht khng b chng lp nht. thay i knh ca Router khng dy, bn hy ng nhp vo panel iu khin trn web ca n vi a ch IP v tm cc thit lp khng dy bn trong ca n.Nng cp ln wireless NNu bn thc hin hai thao tc trn m vn thy xut hin hin tng tn hiu b cn tr, khi hy xem xt n kh nng nng cp cc thit b ca bn ln 802.11n (hoc Draft 2).iu ny cng c ngha l bn cn mua mt thit b mi; 802.11b hoc g khng th nng cp ln 802.11n bng phn mm bn trong. Wireless N s dng cch thc MIMO (multiple-input multiple-out), mt cng ngh anten thng minh kt hp vi nhng ci thin mi c c phm vi ph sng rng hn v tc kt ni nhanh hn.Nu bn mun nng cp, hy s dng cng mt nh sn xut cho tt c cc thit b ca mnh trnh nhng vn khng tng thch gia cc thit b ca nhiu nh sn xut khc nhau. c c tt c nhng ci thin mi, bn cn s dng c wireless N cho router v adapter khng dy.Cn nh mt iu rng, wireless nhanh khng c ngha l Internet ca bn cng nhanh. Kt ni 4 Mbit/s s gp phi hin tng tc nghn c chai vi tc wireless G 20 Mbit/s (hay tc 100+ Mbit/s wireless N).Wireless nhanh ch c ngha vic truyn ti cc file gia cc my tnh trn mng s din ra nhanh hn v s h tr cho HD streaming v cc ng dng hiu sut cao tt hn.

V gi thnh khng qu cao i vi cc thit b wireless N, nn chng ti khuyn cc bn nn nng cp thit b li thay v ch thay th bng cc anten cao hn nh trong mt s hng dn u .M rng phm vi bao ph bng ng inNu thc s cn nng tn hiu, bn c th m rng phm vi bao ph ca mnh mt cch d dng bng cch s dng dy in (powerline) c chy sn ca ta nh. Ging nh phng php c tho lun trong phn tip theo, b sung thm cc im truy cp, bn s b sung thm mt AP khng dy khc vo mng ca mnh.Mc d vy thay v chy cp ethernet, bn nn s dng cc adapter ca dy in (powerline) truyn ti d liu gia cc ng in. tng cng thm cho cc ng dy c c kh nng kt ni mng, bn ch cn cm vo mt adapter ti cm in gn router v chy mt cp gia chng. Sau t bt c cm no trong nh hoc vn phng, bn u c th cm vo mt adapter hoc adapter/AP combo.

Nu s dng mt adapter, bn c th chy cp ethernet trc tip n my tnh hoc n AP. Cn nu s dng thit b combo, bn s c kt ni khng dy b sung ngay lp tc.

Nu bn c mt router m rng hoc mt AP d tha (chng hn t vic nng cp ln wireless N), bn chc chn s mun chn mt adapter n gin tit kim tin.

C mt cch lm khc l s dng b ko di hoc b lp khng dy, v nhng thit b ny bn, c th xem cc gii thiu trong mt s ti liu khc. Vic m rng phm vi bao ph bng cch s dng ng dy in c th t hn i cht nhng n khng c nhng nh hng tiu cc n hiu sut.B sung thm cc im truy cpGing nh phng php va c tho lun, vic b sung thm cc im truy cp ko theo vic b sung thm AP vo mng ca bn. Phng php truyn thng ny s dng cp ethernet kt ni n cc AP lp thm ny vi router ca bn.Mc d phng php ny c th yu cu mt cht cng vic vt l nhng n c th s cho kt qu chi ph thp hn. R rng, bn cn phi giu cp vo u trong tng hoc nn nh mt cch kn o.Bn c th chy cp thng qua mt gi c gn trn tng. V bn cnh cng nh trong gii php s dng ng dy in, bn c th s dng mt AP hoc router d tr trong gii php ny, d n l wireless G.

CHNG 2: Kho st thc trng v gii phpBi ton: Thit lp c mng khng dy tc cao ph sng khu vc trng im phng Sao cho 10000 ngi.I. Kho st thc t1. a l v dn cPhng Sao thuc th x Ch Linh trn c s ton b 561,64 ha din tch t nhin v 24.026 nhn khu ca phng Sao .Sao kh ng dn so vi mt th trn thng thng do khi xy dng Nh my nhit in Ph Li, ngi ta tm xa s Th trn Ph Li vn rt sm ut ven sng v a ton b dn v sinh sng vng i ni tip gip Th trn Sao . Nhng nm t 2000 tr i, c nhiu d n pht trin th c trin khai y. Ti Sao c nhiu c quan, trng hc v doanh tri qun i.Ngy 27 Thng 9 2009, B Xy dng c Quyt nh 941/Q-BXD v vic cng nhn Th trn Sao l th loi IV, huyn l ca huyn Ch Linh tnh Hi Dng.Do khong dn c ch yu tp trung ng khu vc trong bn knh 1km quanh y ban phng sao cc khu vc cn li dn c tha tht v nhu cu s dng mng khng cao. Cc khu vc c mt dn c cao bao gm :ng Nguyn Tri 1, 2, Trn Hng o, Hu Ngh, Bch ng, Thi Hc 1, 2, 3, An Ninh, on Kt, Nguyn Th Du, Chu Vn An, Thnh Cng, Thi Hng,on Kt,Thanh Nin...Cc khu vc ny ch yu l cc h kinh doanh bun bn v cc sinh vin theo hc ti trng i Hc Sao tr ln nhu cu s dng internet tng i ln.

Hnh 1: Bn th hin s phn b dn c phng sao

Hnh 2: Bn a l, a hnh phng Sao Ton b phng nm tri di trn nhiu ngn i thp(i licogi,ba o,trn ph...)Khong cch t y ban nhn dn phng ti im cc ng ca phng l 1,337km (1,032km)(ng 3 cy xng cn sn)Khong cch t y ban nhn dn phng ti im cc bc ca phng l 2,378km (1,036km)(Sau trng tiu hc sao 1)Khong cch t y ban nhn dn phng ti im cc nam ca phng l 1,29km (0,934km) (im giao ct gia quc l 37 v ng Trn Hng o)Khong cch t y ban nhn dn phng ti im cc ty ca phng l 1,13kmKhong cch t im cao nht l nh i licogi n im thp nht l khu qung trng h mt sn l 78m.2. D kin nhu cu s dng wifiTnh ton s lng dn s mt dn c ca cc khu vc nn t ra bi ton ph sng wifi cho cc khu vc trng im v cng cng bao gm: Khu vc h mt sn, khu vc dc hai tuyn ng trc chnh quc l 18 v quc l 37, khu vc trng i hc Sao .S thit b p ng 10.000 thit bS lng thit b d kin p ng trong 1 thi im: 1.000 thit bTc trung bnh d kin cho mi thit b: 100 kbTc ti a cho mi thit b: 600 kb

Hnh 2.1: Khu vc ng dn c d kin ph sng wifi

II. Cng ngh v thit b1. Yu cu h thng+ H thng m bo kh nng cung cp mng wifi lin tc cho 1000 thit b. + Tc ti thiu bo m 100kb.+ m bo tnh roamming, chuyn vng thit b di ng.+ m bo bo mt chng tn cng dos v arp trong lan.+ Cu hnh cho php sa cha, d phng v thay th. 2. M hnh mng v gii php cng ngh2.1 M hnh mng

Hnh 2.1 M hnh mng h thng2.2 Cng ngh Wimax di dngCc c im cng nghCh s dng mt knh sng (channel) v tn nh danh SSID) cho ton h thngTrong h thng mng Wimax di dng, tt c cc trm pht sng s ch hin th mt SSID duy nht. Lc ny cc thit b kt ni s t ng d tm nhng trm pht sng trm pht sng mnh v gn nht kt ni vo. thm vo , tt c cc trm pht sng ch dng 1 knh pht sng duy nht cho ton h thng.Cng ngh Wimax di ng cho php trit tiu xung t v tn s sng gia cc trm cng hot ng.C ch thng minh cho php thit b t cu hnh v t chn chc nng hot ng Gateway v RelayCng ngh cung cp cho bn ch thng minh t cu hnh chc nng hot ngKhi mt trm pht sng c gn cp mng LAN th trm pht sng s ng vai tr l 1 Gateway. V ngc li, trm pht sng khng c gn cp mng LAN th trm pht sng s ng vai tr l 1 Relay. Khi , cc trm Relay s m nhn vai tr trung phn tn sng wifi cho gateway to thnh mng li ph sng rng khpVic ny khng nhng khng lm xung t tn hiu gia cc Gateway vi nhau, thay vo s gip cho qu trnh cn bng ti tt hn v gip AP c nhiu la chn linh ng trong nh tuyn khi kt ni Internet hoc mng ni b.

M hnh trin khai trong khu dn cCc Gateway l ni pht v nhn tn hiu trc tip (Ngun pht sng)Cc tn hiu ny c truyn n cho RelayRelay s chuyn tip, khuch i tn hiu m tng ta nh, tng khu.Kh nng thng minh nh tuyn ti uKhi mt thit b c kt ni vi h thng mng, n s t ng kt ni n trm pht sng mnh nht v c ng i ngn nht.Thng minh tm gateway khc khi gateway ang kt ni gp s cKhi c s c ti trm pht ang kt ni, kt ni sng t thit b nhn c th chuyn qua cc trm pht khc v ti bt k v tr no cng nhn c t nht 2 vng sng chnh v ph100% h tr chuyn vng sng wifi lin mch vt tri hn so vi Wifi truyn thng (chc nng full roaming)Ngi dng di chuyn cc thit b kt ni nh Laptop, Tablet hoc Smartphone gia cc trm pht sng trn ton h thng m khng cn kt ni li theo tng trm thu pht theo thi gian thc (full Roaming).Cho php gii hn s lng truy cp vo 1 trm pht sngWimax di ng cung cp load Balancing cho php admin c th gii hn s lng truy cp vo mi trm pht sng, h tr qun tr bng thng theo sng truy cp. Cung cp gii php tch hp cho php thit lp trang ng nhp Wifi, qun l ngi dng theo dung lng v thi gian.Qua ta c th qun l v gii hn dng lng truy cp cho tng user hoc tng trm pht song.M rng vng ph sng d dng v khng gii hn nh vo lin kt sng li thng minh a chiu gia cc trm pht sngCng ngh c th ph sng tt trong mi qui m v iu kin d n nh h tr sng xuyn vt cn cc tt (K c bc tng dy 40cm). Cc thit b pht sng lin kt nhau khng gii hn nh vo lin kt li thng minh a chiu.H thng s dng IP ca mng ni b LANVi cng ngh Wimax di ng, vic u t mt h thng Wifi khng ch dng cho vic truy xut d liu Internet m cn c th dng trao i v lm vic trong mi trng ni b (LAN, SERVER, ...). Hn th na, Cng ngh cn h tr s dng cc ng dng truyn dn khng dy nh: IP Camera, IP TV, VOD...3. Thit b s dngDanh sch thit b ca h thng: 3 Server Windows server 2008 r2 2 router: 1 chnh, 1 d phng. 5 WISP (Wireless Internet service provider) trm pht sng trung tm Thit b kt ni cp quang, 11 converter quang in, cp quang Cc AP wifi WIPS client cc trm thu pht tng cng sng3.1 ServerCu 2 my ch DHCP server v DNS server chnh v d phng: DELL PowerEdge R210-II Server Thng s k thut:DELL 1U CHASSIS R210-IIDELL MAINBOARD R210-IIPERC S100 support RAID 0,11 x Intel Xeon Quad-Core Ivy Bridge E3-1220 v2 3.1Ghz1 x 4GB DDR3-1333MHz(PC3-10600) ECC RDIMMs/UDIMMs2 x DELL 500GB Enterprise 7200 RPM SATA 3.5 inchCu hnh my ch WEB: DELL PowerEdge R720 ServerThng s k thut:DELL 2U CHASSIS R720 REDUNDANT 750W 8x HDD HotSwapDELL MAINBOARD R720PERC S110 support Software RAID 0,1,5,10 (for Microsoft OS Only)1 x Intel Xeon E5-2620 (2.0GHz, 15MB L3 cache, LGA2011, 95 Watt)1 x 8GB (1x 8GB, 2Rx4, 1.35 V) PC3L-12800 CL11 ECC 1600 MHz LP Registered DIMMs1 x 250GB Western Digital VelociRaptor 10000 RPM 64MB Cache SATA 6.0Gb/s 3.51 x Dell R720 Heatsink1 x Tray Dell R7203.2 RouterCisco 1861 Integrated Services Router1. FeatureSpecification

ConfigurationDefault of 8-user Cisco Unified CME or SRST configuration, Optional license based upgrade to 15 users

Packaging typeDesktop or wall-mount (Rack-mount: optional)

Product Architecture

DRAM Cisco IOS Software: 256 MB Voice messaging: 512 MB

Compact Flash memory Cisco IOS Software: 128 MB Voice messaging: 1 GB; Compact Flash

Onboard Ethernet ports 1 10/100 Fast Ethernet 8 10-/100-Mbps LAN 1 10/100 Ethernet expansion port

WAN slot1 HWIC slot to support select Cisco HWICs

Music on HoldSingle 3.5-mm audio port or wave file stored in flash memory

Integrated encryptionCryptography accelerator as standard integrated hardware that can be enabled with optional Cisco IOS Software support for 3DES and AES encryption

Integrated inline PoE portsBase unit includes 8 built-in 10/100 PoE ports (802.3AF or Cisco prestandard); Cisco Catalyst switch recommended for additional ports

FXS ports4 built-in FXS ports.(not expandable)

PSTN interfaces (FXO or BRI)4 built-in FXO ports or 2 built-in BRI ports (not expandable)

Console port1: Up to 115.2 kbps

Voicemail ports6 ports for voicemail and Automated Attendant

Deployment OptionsDesktop; wall-mount, and rack-mount (rack-mount requires an optional rack-mount kit Part Number: ACS-1861-RM-19=)

Power Requirements

Power supplyExternal

AC input voltage100 to 240 VAC

AC input frequency50 to 60 Hz

AC input current4 to 2A (100 to 240V)

AC input surge current50 to 100A (100 to 240V)

Maximum inline power distribution80W

Power dissipation: AC without IP phone support 80W 90W (including external AC adapter)

Power dissipation: AC with IP phone support for IP phones 175W 180W (including external AC adapter)

Environmental Specifications

Operating temperature32 to 104F (0 to 40C)

Operating humidity10 to 85% noncondensing operating; 5 to 95 noncondensing, nonoperating

Nonoperating temperature4 to 149F (-20 to 65C)

Operation altitude 104F (40C) at sea level 87.8F (31C) at 6,000 ft (1800m) 77F (25C) at 10,000 ft (3000m) Note: De-rate 34.7F (1.5C) per 1,000 ft

Dimensions (H x W x D) 2.625 x 10.5 x 11.05 in. (6.67 x 26.67 x 28.07 cm)

Power supply dimensions (HxW x D) 1.7 x 4 x 7.5 in. (4.3 x 10.16 x 19.05 cm)

Rack height1.5 rack unit (RU)

Weight (fully configured)8 lb (3.63 kg)

Power supply3 lb (1.36 kg)

Noise level (minimum and maximum)Normal operating temperature: 78F (25.6C) through 104F (40C): 42 dBA

Regulatory Compliance

Safety IEC 60950-1 AS/NZS 60950.1 CAN/CSA-C22.2 No. 60950-1 EN 60950-1 UL 60950-1

Immunity EN 55024 EN 300-386 EN 61000-6-2 EN 50082-1 EN 55024 (CISPR 24)

EMC FCC Part 15, ICES-003 EN55022, CISPR 22 AS/NZS CNS13438 VCCI V-3 EN 55024 EN 300-386 EN 61000-3-2 EN 61000-3-3 EN 50082-1 EN 55024 (CISPR 24) EN 61000-4-2 EN 61000-4-3 EN 61000-4-4 EN 61000-4-5 EN 61000-4-6 EN 61000-4-8 EN 61000-4-11 EN 61000-6-2

TELCOM FXS TIA-968-A3 CS-03 Part I ACIF S002 ACIF S003 ANZ PTC200 ISDN BRI S/T (voice and data BC) TIA-968-A3 CS-03 Part VI TBR3 ACIF S031 ANZ PTC200 MPMHAPT Japan Digital FXO TIA-968-A3 CS-03 Part I TBR21 MPMHAPT Japan Analog ACIF S002 ACIF S003 ACIF S004 ANZ PTC200 Music on Hold interface ACIF S038 ACIF S004 TIA-464C

WLAN SpecificationsTable 7 lists the WLAN specifications of the Cisco 1861.Table 7. WLAN SpecificationsFeatureDescription

WLAN hardware 802.11b/g Automatic rate selection for 802.11b/g RP-TNC connectors for field-replaceable external antennas (antenna options for extended coverage) Antenna diversity Indoor range: 1 Mbps at 320 ft (97.54m) Wireless Ethernet Compatibility Alliance (WECA) interoperability Default antenna gain: 2.2 dBi

WLAN software Options to maximize throughput or maximize range Software-configurable transmit power Wireless Multimedia (WMM) certification Service Set Identifier (SSID) globalization

WLAN security 802.1X 802.11e WPA and AES (WPA2) EAP authentication: Cisco LEAP, PEAP, and Extensible Authentication Protocol-Flexible Authentication via Secure Tunneling (EAP-FAST) Static and dynamic WEP Temporal Key Integrity Protocol Simple Security Network (TKIP/SSN) encryption MAC authentication and filter User database for survivable local authentication using LEAP and EAP-FAST Configurable limit to the number of wireless clients Configurable RADIUS accounting for wireless clients Preshared keys (PSKs) Workgroup Bridge Association

SSIDs and Service Set Identification List (SSIDL)16

Wireless VLANs16

Encrypted wireless VLANs8

Multiple Basic SSIDs (MBSSIDs)8

3.3 WISP (Wireless Internet service provider)WNAP-6350 2.4 GHz 300 Mbps 802.11n Wireless Outdoor Access Point

c tnh k thut

Nhng c tnh chungTng thch vi mangjh LAN khng dy&mng LAN mi trng cng nghip Tng thch vi IEEE cng ngh khng dy 802.11n ckh nng ln n tc d liu 300Mbps Tng thch ngc vitiu chun 802.11b/g c trang b cng vi tc 10/100Mbps RJ-45 t ng nhn cp cho thng MDI /MDI-X H tr nhng tnh nng router H tr cc loi kt ni : Dynamic IP/ StaticIP /PPPoE /PPTP /L2TP/ IPSec H tr Virtual Server, DMZ H tr DHCPServer, UpnP, Dynamic DNSc trng sng v tuyn RF Tch hp anten N-Type vi kt ni female H tr cng sut u ra ln n 500MW vi nhiu kim sot iu chnh cng sut phtH tr mi trng ngoi tri H tr Lp bo v IP67 H tr nhn ngun PoE IEEE802.3af/at Nhit hot ng: -30 ~ 75 CH tr nhiu hot ng Nhiu ch hot ng: Bridge,Gateway,WISP Nhiu ch khng dy: AP, Client CPE (WISP), WDSPtP, WDSPtMP, Repeater H tr Dual-SSID cho php ngi dng truy cp cc mng khc nhau thng qua mt AP H tr WMM (Wi-Fi Multimedia)H tr an ninh H tr ch Wi-Fi Protected Setup(WPS) Nng cao bo mt:64/128-bit WEP, WPA / WPA2, WPA-PSK / WPA2-PSK (TKIP/ AES), v 802.1x xc thc H tr cc tnh nng NAT, SPI chc nng bo v chng li cc cuc tn cng DoS H tr iu khin truy cp da trn lc IP /a ch MACD dng ci t v qun l H tr giao din web cu hnh vi cc bc Quick Setup Wizard Qun l t xa SNMP da trn giao din qun l Gim st trng thi vi DHCP Client, System Log

Thng s k thut

Hardware Specifications

StandardIEEE 802.11b/g/n Wireless LAN

IEEE 802.11i Wireless Security

IEEE 802.3 10Base-T Ethernet

IEEE 802.3u 100Base-TX Ethernet

IEEE 802.3x Flow Control

IEEE 802.3af/at Power over Ethernet / PD

Memory32 Mbytes DDR SDRAM

8 Mbytes Flash

InterfaceWireless IEEE 802.11b/g/n, 2T2R

LAN: 1 x 10/100Base-TX, Auto-MDI / MDIX, IEEE 802.3af/at PoE / PD port

WAN: 1 x 10/100Base-TX, Auto-MDI / MDIX

AntennaN-Type Female connectors x 2

Wireless RF Specifications

Wireless TechnologyIEEE 802.11b/g

IEEE 802.11n

Data RateIEEE 802.11b: 11, 5.5, 2 and 1Mbps

IEEE 802.11g: 54, 48, 36, 24, 18, 12, 9 and 6Mbps

IEEE 802.11n (20MHz): up to 150Mbps

IEEE 802.11n (40MHz): up to 300Mbp

Media Access ControlCSMA / CA

ModulationTransmission/Emission Type: DSSS / OFDM

Data modulation type: OFDM with BPSK, QPSK, 16-QAM, 64-QAM,

DBPSK, DQPSK, CCK

Frequency Band2.412GHz ~ 2.484GHz

Operating ChannelAmerica/ FCC: 2.414~2.462GHz (11 Channels)

Europe/ ETSI: 2.412~2.472GHz (13 Channels)

Japan/ TELEC: 2.412~2.484GHz (14 Channels)

RF Output Power (Max.)IEEE 802.11b/g: 27 1.5dBm

IEEE 802.11n: 25 1.5dBm

Receiver SensitivityIEEE 802.11b: -95/ -94/ -92/ -90dBm (1/ 2/ 5.5/ 11Mbps)

IEEE 802.11g: -90/ -82/ -80/ -75dBm (6/ 24/ 36/ 54Mbps)

IEEE 802.11n: -91/ -83/ -74/ -89/ -80/ -72dBm (MCS 0/ 3/ 6/ 9/ 12/ 15)

Output Power Control3~27dBm

Software Features

LANBuilt-in DHCP server supporting static IP address distributing

Supports 802.1d STP (Spanning Tree)

WANStatic IP

Dynamic IP

PPPoE

PPTP

L2TP

IPSec

Operating ModeBridge

Gateway

WISP

FirewallNAT firewall with SPI (Stateful Packet Inspection)

Built-in NAT server supporting Virtual Server and DMZ

Built-in firewall with Port / IP address / MAC / URL filtering

Wireless ModeAP

Client

WDS PTP

WDS PTMP

WDS Repeater (AP+WDS)

Channel Width20MHz / 40MHz

Wireless IsolationEnables isolation of each connected wireless client from communicating with each other mutually.

Encryption Type64/128-bits WEP, WPA, WPA-PSK, WPA2, WPA2-PSK, 802.1X

Wireless SecurityProvides wireless LAN ACL (Access Control List) filtering

Wireless MAC address filtering

Supports WPS (Wi-Fi Protected Setup )

Enable / Disable SSID Broadcast

Multiple SSIDUp to 2

Max. Wireless Client40

Max. WDS AP8

Max. Wired Client60

WMMSupports Wi-Fi Multimedia

QoSSupports Quality of Service for bandwidth control

NTPNetwork Time Management

ManagementWeb UI, DHCP Client, Configuration Backup & Restore, Dynamic DNS, SNMP

Diagnostic toolSystem Log, Ping Watchdog

Mechanical & Power

IP RateIP67

MaterialAluminum

Dimension (W x D x H)320 x 27.5 x 320 mm

Weight2.4kg

InstallationPole mounting or Wall mounting

Power RequirementsAP: IEEE 802.3af/at PoE / 48VDC input (PoE Injector included)

PoE Injector: 100~240VAC

Power Consumption7.68W

Environment & Certification

Operation Temperature-30~75 Degree C

Operating Humidity10~95% non-condensing

Accessory

Standard Accessories48VDC IEEE 802.3af/at PoE injector & Power cord x 1

Mounting Kit x 1

Waterproof RJ-45 Connector Kit x 2

Quick Installation Guide x 1

CD (Users Manual, Quick Installation Guide) x 1

3.4 Thit b kt ni quang1 thit b Micronet SP363C-10

10 thit b TP-Link MC110CSMEDIA CONVERTER & MODULE

Standards and ProtocolsIEEE 802.3, IEEE 802.3u, IEEE 802.3x

Basic FunctionCh chuyn Bn/Song cng trn cng FXiu khin lung song cng(IEEE 802.3)iu khin lung bn song cng(Backpressure)m rng khong cch cp quang ln ti 20kmTnh nng Link Fault Passthrough v Far End Fault gim thiu s mt mt gy ra bi nhng lin kt li rt kp thi

PortsCng 1 100M SCCng 1 100M RJ45 (t ng MDI/MDIX)

Wave Length1310nm

Network Media 10BASE-TCp UTP loi 3,4,5 (ln nht 100m)Cp STP 100 EIA/TIA-568(ln nht 100m)

Network Media 100BASE-TCp UTP loi 5, 5e (ln nht 100m)Cp STP EIA/TIA-568 100 (ln nht 100m)

Network Media 100BASE-FXCp quang single-mode

LED IndicatorsPWR, FDX/Col, Link/Act, SPD

Dimensions (W*D*H)3.7*2.9*1.1 in. (94.5*73.0*27.0 mm)

Power SupplyCung cp in bn ngoi

Safety & EmissionFCC, CE

EnvironmentNhit hot ng : 0~40 (32~104)Nhit bo qun : -40~70 (-40~158) m hot ng : 10%~90% khng ngng t m bo qun : 5%~90% khng ngng t

3.5 AP wifi WISP clientB Thu Pht Khng Dy Ngoi Tri Cng Sut Cao Tn S 2.4GHz TL-WA5210GTNH NNG PHN CNG

Giao Din1 10/100Mbps Auto-Sensing RJ45 Port(Auto MDI/MDIX, PoE)1 External Reverse SMA Connector One Grounding Terminal

NtNt reset

Cp Ngun Bn Ngoi12VDC / 1.0A Linear PSU

Chun Khng DyIEEE 802.11g, IEEE 802.11b

ng tenng ten hng tnh phn cc kp 12dBi

Kch Thc ( W x D x H )10.4 4.7 3.2 in. (265x120x83mm)

Rng Chm Tia Ca ng TenNm ngang: 60 Thng ng: 30

Bo VBo v ESD 15kVBo v chng st 4000VGrounding Terminal Integrated

TNH NNG KHNG DY

Tn S2.4-2.4835GHz

Tc Tn Hiu11g: Ln n 54Mbps(dynamic)11b: Ln n 11Mbps(dynamic)

EIRP