Menyetla le mathata a marang-rang a likhamphani tsa POL
Lilemong tsa morao tjena, kahong ea marang-rang a li-campus, tharollo ea POL (Passive Optical LAN) e ntse e fetoha khetho ea pele ea bareki, 'me kaho ea marang-rang a marang-rang a optical e fetohile kutloisiso e kopaneng ea indasteri.Ha ho bapisoa le Ethernet LAN ea setso, POL e na le litšobotsi tsa ts'ireletso e phahameng, tšebeliso e tlaase ea matla, sebaka se selelele, bophelo bo bolelele, marang-rang a nolofalitsoeng le ts'ebetso e bohareng le tlhokomelo.Ho ipapisitsoe le matsete a nako e telele le ho bokella theknoloji ho nts'etsopele ea marang-rang a phihlello ea PON 'marakeng oa lehae ka bophara, basebetsi ba khothaletsa ka mafolofolo kaho ea marang-rang a POL serapeng sa boikhathollo.Ka mohlala, marang-rang a poraefete a thuto ea China Telecom FIRST a sebelisa theknoloji ea PON, 'me indasteri ea hotele e se e koahetse marang-rang a PON ka tekanyo e kholo.Sebaka sa Marang-rang sa indasteri se hlahisitse mohopolo oa PON ea indasteri mme se entse maemo a maemo.
Ha ho bapisoa le marang-rang a tloaelehileng a ho fihlella PON lapeng, POL e sebelisa theknoloji e tšoanang ea PON, empa e tobane le tikoloho e rarahaneng ea marang-rang le litlhoko tse phahameng tsa bareki.Marang-rang a khamphase ea POL e na le litšobotsi le litlhoko tse latelang tsa mantlha.
1) Ho na le mefuta e mengata ea lits'ebeletso, ho kenyeletsoa lits'ebeletso tsa Marang-rang tsa ofisi, lits'ebeletso tsa tlhahlobo ea ts'ireletso, lits'ebeletso tsa lentsoe tsa intranet, lits'ebeletso tsa ho fumana lintlha tsa indasteri, le lits'ebeletso tsa marang-rang tsa poraefete tsa thuto.
2) Li-terminals tse fapaneng tsa phihlello, ho kenyeletsoa li-ONU tse sa tsoa romelloa, li-switch tsa setso tsa Ethernet, li-AP tse se nang mohala, liteishene tsa ho fumana data tsa indasteri, jj.
3) Litlhoko tse phahameng tsa tšireletso le ho tšepahala.Ha ea tlameha feela ho hanela litlhaselo tsa marang-rang a kantle, empa hape e thibele phihlello ea mosebelisi e seng molaong le phihlello e sa netefatsoang ea li-terminal.Botšepehi bo phahameng bo hloka ts'ireletso ea boemo ba marang-rang le lisebelisoa tsa lisebelisoa, haholo-holo lefapheng la indasteri, le hlokang ho fumaneha ha tsamaiso ea 99.999%.
4) Litlhoko tsa tsamaiso ea ts'ebetso le tlhokomelo li bonolo ebile li potlakile.Marang-rang a khamphase ke 'maraka o ikhethileng.Sehlopha se ka sehloohong sa ts'ebetso e ka ba tlhokomelo ea opareitara, liakhente, thepa ea lipaka, kapa likarolo tsa bareki.E le ho fokotsa litšenyehelo tsa ts'ebetso le tlhokomelo, ho tsamaisoa ha khoebo ho tlameha ho ba bonolo ka hohle kamoo ho ka khonehang 'me tsamaiso ea ts'ebetso le tlhokomelo e lokela ho ba bonolo ka hohle kamoo ho ka khonehang.
5) phihlello e kopaneng ea mehala le waelese.Kakaretso ea Wi-Fi ea Campus e hloka ho romelloa ha palo e kholo ea lisebelisoa tsa AP tse se nang mohala, ho kenyelletsa le ho tsamaisoa ha marang-rang a poraefete a 5G.POL e tlameha ho rarolla mathata a taolo a hlahisoang ke lisebelisoa tsena tsa marang-rang tse fapaneng.
6) Tšebeliso ea theknoloji ea k'homphieutha ea bohale.Sesebelisoa se tloaelehileng sa komporo ea moeli ke ho lemoha setšoantšo sa video.Ho ipapisitsoe le litlhoko tsa ts'ireletso ea data, lits'ebetso tsa komporo ea mantlha li hloka ho kengoa ka har'a khamphase.
7) Litlhoko tse tlase tsa latency.Sistimi ea taolo ea indasteri e nang le ts'ebetso e phahameng e hloka hore tieho ea marang-rang ea taolo e be tlase ho 1 millisecond.Theknoloji ea setso ea PON e ke ke ea finyella litlhoko ka botlalo.
Ntle le moo, maemong a ikhethileng, taolo ea bahiri ba bangata lirapeng tse kholo tsa liindasteri, ho kopanngoa ha tsamaiso ea dijithale ea fektheri le litsamaiso tsa taolo ea indasteri, le phano e bonolo ea lits'ebeletso tsa lentsoe tsa kamore ea hotele ke litlhoko tsa mantlha tsa bareki ba hajoale.
Ho phethahatsa pono ea ts'ebetso ea khamphase ea optical campus, moloko o mocha oa marang-rang a POL e tala a tlameha ho fihlela litlhoko tsa mantlha tsa bareki tse kang ts'ireletso le tlhokomelo e bonolo, hammoho le bokhoni ba k'homphieutha e kenyelelitsoeng, PON e tlaase, le 5G convergence. .
Bula POL Campus Network
Lenaneong la setso la POL, OLT ke phaephe ea phetisetso ea lits'ebeletso feela, mesebetsi ea lisebelisoa e tiisitsoe, 'me phepelo e ncha ea lits'ebeletso e thata.Bareki ba hloka matsete a eketsehileng ho haha litsamaiso tsa khoebo tse kang li-firewall tsa marang-rang, li-wireless controller, litsamaiso tsa tsamaiso ea tlhahisoleseding, le litsamaiso tse tsitsitseng tsa softswitch.Litsamaiso tsena hangata li kenngoa ho li-server tse arohaneng.Lisebelisoa tsena tse ikemetseng li theha marang-rang a rarahaneng, ho eketsa Litšenyehelo tsa ho tsamaisa marang-rang le ts'ebetso le tlhokomelo.
E le mofani ea ka sehloohong oa lefats'e oa lisebelisoa tsa marang-rang tsa PON, ZTE e hlahisitse lisebelisoa tsa IT ho OLT lekhetlo la pele.Ka moralo oa boto e hahiloeng ka har'a blade, ZTE e ka khona ho etsa lisebelisoa tsa 'mele tse ikemetseng (tse kang li-firewall, li-wireless controllers, joalo-joalo) ha ho hlokahala VNF ea software e sebelisoa le ho kenngoa marang-rang a PON, ho etsa marang-rang a bulehileng a bonolo. , ho bonolo ho e ntlafatsa, ho bonolo ho e fetola, 'me ho bonolo ho kenya mesebetsi e mecha.Litharollo tse ncha tsa theknoloji ea POL li tla thusa bareki ho haha marang-rang a bulehileng a campus ea POL.
Marang-rang a bulehileng a campus a POL a etsa boleng bo bongata bakeng sa bareki.
Ts'ireletso ea ts'ireletso: Kenya firewall ea sebele ho kenya ts'ebetsong netefatso ea marang-rang le ts'ireletso khahlanong le litlhaselo tsa marang-rang bakeng sa basebelisi ba intranet.
Matlafatso ea Khomphutha: Sebelisa komporo ea moeli ho OLT ho fihlela tekano e ntle lipakeng tsa ts'ebetso le litšenyehelo.
Taolo le taolo e se nang mohala: OLT e kopanya ts'ebeliso ea vAC ho hlokomela taolo e kopaneng ea lisebelisoa tsa khamphase ea AP.
Ho khaola ho isa qetellong: Fana ka lisebelisoa tsa blade computing ho finyella litlhoko tsa ho khaola le ho finyella litlhoko tsa ho itšehla thajana ho sireletsehileng le ho khetholla QoS pakeng tsa litšebeletso tse fapaneng.
Ho nolofatsa ts'ebetso le tlhokomelo: Ho nolofatsa marang-rang ka ho sebelisa virtualization, 'me mosebetsi oa ts'ebetso le tlhokomelo o tsepamisitsoe holim'a thepa ea OLT, e fokotsang mosebetsi le mosebetsi oa tlhokomelo.
Tharollo ea khamphase ea POL ea boemo bo tlase
Theknoloji ea PON e sebelisa mokhoa oa ho sebetsa oa uplink TDM.E le ho fumana ONU e sa tsoa fumanoa kapa e sa tsoa tsamaisoa ka nako, lehlakore la boema-kepe la OLT PON le hloka ho bula fensetere khafetsa (joalo ka metsotsoana e meng le e meng e 1 ho isa ho e 10) e le hore ONU e ncha e ka phethela ngoliso e hlokahalang ho fihlella OLT , Ranging. le mekhoa e meng.Nakong ea nako ea ho bula lifensetere, li-ONU tsohle tse maemong a tloaelehileng a ho sebetsa li emisa ho romella data ea uplink.Ho latela maemo, nako ea fensetere ea li-microseconds tse 250 e tla baka tieho ea li-microseconds tse 250 ho ONU.
E le ho felisa tieho e bakoang ke mochine oa ho ngolisa fensetere ea PON, ZTE e itšetlehile ka lilemo tsa eona tsa ho bokella tšimong ea theknoloji ea PON, ka mor'a tlhahiso ea pele le ho lokolloa ha tharollo ea Combo PON, 'me ka mokhoa o mocha e fana ka tlhahiso ea tharollo ea PON e tlaase.Ka tharollo ea PON e tlaase, lehlakore la OLT le sebelisa Combo PON, 'me lehlakore la ONU le hlahisa ONU e tlaase-latency.Seteishene sa 10G PON sa Combo PON se sebelisetsoa litšebeletso tsa ho fetisa, 'me mocha oa GPON o neheloa boitsebisong ba taolo le tsamaiso ea PON, e leng ho fokotsang haholo ho lieha ha tšebeletso ea tšebeletso.Ho lieha ha 10G PON ho fokotsoe ho tloha ho li-milliseconds ho ea ho li-microseconds tse ka tlaase ho 100, ho finyella litlhoko tse tlaase tsa latency tsa taolo ea indasteri.
Theknoloji ea nako e tlaase ea PON e atolosa tšimo ea kopo ea PON ho ea masimong ka litlhoko tse matla tsa tieho, e leng se ralang motheo oa ho aha marang-rang a campus a mahlo-mafubelu.
Khokahano ea marang-rang a campus ea POL le theknoloji ea 5G
Ha ho bapisoa le Wi-Fi, 5G e na le melemo e 'meli ea latency e tlaase le e khahlanong le ho kena-kenana.Ke mokhoa oa ho e sebelisa ho marang-rang a ikemetseng a khamphase, 'me indasteri e ntse e e hlahloba ka mafolofolo.Seteishene se seholo sa kantle sa 5G le sistimi e nyane ea kamore e kentsoe khamphaseng e bulehileng ea POL.Ka lintlha tse khethehileng tsa maqhubu, e ka rarolla litlhoko tsa maemo tseo Wi-Fi e sa khoneng ho li fihlela.OLT e ka kopanya 5G UPF e bobebe le ho fihlella lisebelisoa tsa 5G DU ho theha tharollo ea campus ea moloko o latelang oa POL + 5G e nang le wired le wireless.
E itšetlehile ka bokhoni ba litharollo tse feletseng tsa ho qetela, ZTE e rera ho tsamaisa libakeng tsa bohlokoa tse kang tsamaiso le taolo, PON, li-switches, le 5G, 'me e tsoela pele ho khothalletsa tsoelo-pele ea theknoloji ea litharollo tsa marang-rang tsa POL enterprise campus le ho sebelisa pono. "5G e fetola sechaba".