B CNG NGHIP TRNG I HC CNG NGHIP TP. HCM KHOA CNG NGH THNG TINSiH HO CHI MINH UNIVERSTY 0FINDUSTRYBO CO THC TP TT NGHIP BO TR H THNG MNG-Trang sGio Vin Hng Dn: Nguyn Xun LSinh Vin Thc Hin : Nguyn Hong Nam# -

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Cng ty thc tp Ging vin hng dn Sinh vin thc hin:: G8: Nguyn Xun L Nguyn Hong Nam

Li ni uNgy nay, mng my tnh tr thnh mt h tng c s quan trng ca tt c cc c quan, trng hc. N tr thnh mt knh trao oi thng tin khng th thiu c trong thi i cng ngh thng tin v li ch em li ca n l rt ln, ng gp mt phn rt quan trng trong vic pht trin kinh t x hi t nc. cc to chc, cc CO' s a phng ngoi vic kt ni internet (nu c ) th vic kt ni mng Wan, mng Lan cng rt quan trng, n p ng nhu cu trao i thng tin gia cc phng ban v gia cc n v. Vi s pht trin v tm quan trng ca h thng mng my tnh, th vn xy dng v thi k mng tr nn cp thit.Vi xu th gi thnh ngy cng h ca cc thit b in t, kinh ph u t cho vic xy dng mt h thong mng khng vt ra ngoi kh nng ca cc c quan, trng hc. Tuy nhin, vic khai thc mt h thong mng mt cch hiu qu h tr cho cng tc nghip v ca cc c quan, trTg hc th cn nhiu vn cn bn lun. Hu ht, ngi ta ch ch trng n vic mua phn cng mng m khng quan tm n yu cu khai thc s dng mng v sau. iu ny c th dn n hai trng hp: lng ph trong u t hoc mng khng p ng cho nhu cu s dng.Vi nhng l do trn, thc tp tt nghip i vi cc sinh vin CDTH11TH c nh trng v khoa t chc cho cc sinh vin trong thi gian va qua. L nhng sinh vin lp CDTHl 1TH, chng em c to iu kin n thc tp ti Cng Ty G8 (0-ng L Hon -Phng in Bin -TP Thanh Hoa).c s hng dn tn tnh ca thyv anh gim c cng ty G8 (qui l trc tip nhm thctp) v s gip ' nhit tnh ca cc cn b nhn vin trong cng ty cng vi s c gng hc hi ca bn thn gip em hon thnh tt cc cng vic c giao, gip em hc hi rt nhiu v kinh nghim lm vic trong thc t.LI CM NSau mt khong thi gian thc tp ti Cng ty G8 em hon thnh Bo co thc tp tt nghip, trong thi gian tip cn thc t gip em hiu su hn v kin thc hc trng v ng thi b sung thm Gio Vin Hng Dn: Nguyn Xun LSinh Vin Thc Hin : Nguyn Hong Nam-Trang s2 -nhng kin thc m em cha c hc, l hnh trang v cng qu bu cho em khi ri gh nh trng cng nh cng vic tng lai.e hon thnh t thc tp ny, em nhn c s gip tn tnh ca Cng ty G8, cng nhiu ngi khc. Nh , em tip thu c nhiu kin thc v kinh nghim thc t. Em xin gi li cm 071 chn thnh n : Qu Cng ty to iu kin cho em thc tp. Ton th nhn vin trong Cng ty lun nhit tnh gip , cng nh to mt mi mi trng lm vic rt thn thin. Anh Vn Huy Khang trc tip hng dn em trong qu trnh thc tp. Cc thy c trong Khoa hng dn, truyn t nhng kin thc nn tng quan trng v to iu kin thun li cho em hon thnh qu trnh thc tpSinh vin thc tp Nguyn Hong NamMc lcLi m u Li cm n Mc lcPhn I: Khi qut v cng G8Gio Vin Hng Dn: Nguyn Xun LSinh Vin Thc Hin : Nguyn Hong Nam-Trang s3-

A. Gii thiu chung v cng tyB. Cc sn phm - Dch v kinh doanh c. Mt s hnh nh ca Cng tyPhan II: Lp t h thng mngA. Tng hp cc yu cuB. Phn tch cc yu cuc. Xy dng h thng mng cc b- LanD. Ni dung d tonE. Ci t mngF. Kim tra th mngG. Bo tr h thng Phn III: KT LUNPhn IKHI QUT V CNG TY G8A. GI THIU CHUNG V CNG TY.a im tr s chnh: L 01, L Hon -P.in Bin-Tp Thanh Ha. in thoi: 0373.755.456. Fax: 0373.755.456(107).Phng k thut: 037.3953555.Gio Vin Hng Dn: Nguyn Xun LSinh Vin Thc Hin : Nguyn Hong Nam#-

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Gio Vin Hng Dn: Nguyn Xun LSinh Vin Thc Hin : Nguyn Hong Nam-Trang s5 -

Website:mavtinhq8.com.vn -q8computer.com.vn .1. Quytrnh thnh lp Cng ty:G8 c bit n l Cng ty hot ng v lnh vc CNTT hng u ti Thanh Ha, thnh lp t thng 10 nm 1999 vi tin thn l 8 sinh vin tt nghip Kha I - Khoa cng ngh thng tin Trng i hc Hng c Thanh Ha.2. Mc tiu ca cng ty:S lun lun mang n nhng sn phm Cng Ngh s tt nht trn th gii ti cc bn, c bit lun lun thc hin ng phng trm m cng ty ra: Cht lng - Gi c - Dch v.B. CCSNPHM V DICH VU KINH DOANH Linh kin my tnh. My tnh sch tay. My tnh nguyn b. Thit b lu tr v nghe nhc. Thit b my vn phng.. Thit b mng. V cc thit b khc.cMTS HNH NH CA CNG TY

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Phn IILP T H THNG MNG . TNG HP CC YU CU> Phng th vin gm c 75 my tnh, trong c 71 my dng cho hc sinh thc hnh v 3 my ca gio vin qun l th vin v 1 my ch c t ti phng ny. Cc my kt ni thng qua mt Switch tng( 24 cng), cn c 3 switch( 24 cng) kt ni cc my phng ny v c 1 b lu in dng sao lu li phng cho nhng lc mt in t ngt. Nhng ngi no c s dng mng v mc khai thc s dng mng ca tng ngi/ nhm ngi ra sao?Mc chi- Xy dng mt Th vin tin tin v hin i phc v nhu cu nghin cu, hc tp, nng cao dn tr v gii tr ca sinh vin.- Nng cao nng lc tip cn khoa hc cng ngh, m bo khai thc ti a hiu qu nng lc thng tin sn c, cp nht v khai thc nhng kin thc thng tin mi nht phc v nhu cu thng tin ca sinh vin.4- ng dng cng ngh thng tin vo cng tc qun l v phc v bn c nhm nng cao nng lc qun l v ph v ti liu cho bn c thun tin, nhanh chng v y thng tin.- Khai thc ti a v c hiu qu ngun ti liu sn c trong th vin cng nh cc ngun ti liu khc.Nhng ngi s c s duns: mans:- Hc sinh ln th vin ch c s dng my tnh c kt ni mng LAN hc tp v chia s ti liu gia cc my tnh vi nhau. Ngoi ra hc sinh khng c php truy nhp vo chnh sa h qun tr ca h thng my tnh, v khng c php truy cp internet.4- Gio vin c php thay i, chnh sa h qun tr phng my (c s ng ca cp trn ), c th truy cp vo mng Internet ly ti liu phc v cho bi ging v qun l ti nguyn ca my tnh. B.PHN TCH CC YU CU-Th vin yu cu s dng cc dch v trong mng l: S dng dch v chia s tp tin gia cc my tnh vi nhau, cho php trao i thng tin (d liu cc my tnh vi nhau ).Gio Vin Hng Dn: Nguyn Xun LSinh Vin Thc Hin : Nguyn Hong Nam-Trang s S dng dch v chia s ti nguyn chung. C quyn truy cp web, dch v th in t, tra cu sch.-Mc an ton mng: Mng phi c n nh cao v c kh nng d phng, trnh lng ph v thit b Mng cn m bo an ninh an ton cho ton b cc thit b trc cctruycptriphpt bnngoi. S dng Firewall (Bc tng la) ) v s dng mt s phn mm ditvirut) vsdngmtsphn mm dit virut bo v s an ton ca h thng my tinhc. AY DNG H THNG MANG cc B - LANCu trc lin kt mng (Network Topology)Gii php mng LAN ti th vin c la chn l kin trc sao (Star Topology):Phng tin truynData Rate (Mbps)Bn knh (km)s trm

Cp UTP10-1000.170

Cp STP10-1000.3250

Cp ng trc161.0250

Cp quang100-10001.0250

Khng dy1000.110s

Da trn nhng s nh gi trn th thy rng m hnh kiuhnh sao phnlp tra kh hiu quv thun tin trong vic ci t do phng n c chn la thit klm hnhtheokiu hnhsao phn lp.Nguyn tc thit k hnh sao phn lpThit k m hnh sao phn lp chia h thng thnh 03 lp: Lp mng trc (Core) Lp mng phn phi (distribution) Lp mng truy cp (access)oL im ngi dng cui c php truy nhp vo mng u im nguyn tc phn lp Gio Vin Hng Dn: Nguyn Xun LSinh Vin Thc Hin : Nguyn Hong Nam-Trang s

M hnh mng sao phn lp cho php thc hin thit k mng di dng cc lp nhm n gin ho cc nhim v cn thit cho kt ni lin mng. Mi lp tp trung vo mt s chc nng c th, do cho php la chn cc h thng v c im ph hp cho mi lp. S dng m hnh phn lp c th gip thay i mt cch d dng khi cn thit. Vic phn lp trong thit k cho php to ra cc phn t c kh nng ging nhau (hay lp li) khi mng pht trin. Khi mi mt phn t trong mng yu cu thay i th gi thnh v phc tp ca vic nng cp khng nh hng nhiu n ton mng. Trong cc kin trc mng ln, nhng s thay i c th nh hng n mt s lng ln thit b ca h thng. S ci thin trong vic phn tch li cng c th c thc hin d dng bi vic chia mng thnh cc thnh phn nh v d qun l. Ngi qun tr mng c th bit r v cc im trong mng, iu ny gip xc nh cc im c li mt cch d dng hn.M hnh mng ti th vinDa trn m hnh phn cp trn v da trn yu cu v kt ni gia cc th vin trn ton quc trong tng lai cng nh nhu cu v s dng cc phng thc lu tr, tra cn ti liu. M hnh mng thc t ti th vin trng c m t nh sau:

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