Kameho ea Ethernet ho Networking Technologies ka 2020

Phetolelo ea sehlooho sena e lokiselitsoe ka ho khetheha liithuti tsa thupelo "Network Engineer". Ho ingolisa bakeng sa thupelo hona joale ho se ho butsoe.

HO KHUTLELA KA MOJAMONG LE SINGLE-PAIR 10MB/S ETHERNET - PETER JONES, ETHERNET ALLIANCE LE CISCO

Ho ka ba thata ho lumela, empa 10Mbps Ethernet e boetse e fetoha sehlooho se tsebahalang haholo indastering ea rona. Batho baa mpotsa: “Ke hobane’ng ha re khutlela lilemong tsa bo-1980?” Ho na le karabo e bonolo, 'me ho rona ba neng ba sebetsa indastering ka nako eo, ke ntho e tloaelehileng. Nakong eo, pele Ethernet e e-ba hohle, marang-rang a ne a tšoana le naha ea bophirimela. E 'ngoe le e' ngoe e ne e e-na le liprothokholo tsa eona, likarolo tsa 'mele, lihokelo, joalo-joalo. Leha ho le joalo, ho tloha ka nako eo IT e tsepamisitse mohopolo oa motheo oa theknoloji ho ea ho Ethernet, e fanang ka puisano e se nang moeli bakeng sa batho ba limilione tse likete.

Ha ke sheba siling ka ofising ea ka, ke bona libaka tsa phihlello tse se nang mohala tse hokahantsoeng le Ethernet. Ke tla boela ke bone matšoao, li-sensor tsa mocheso, lisebelisoa tsa HVAC, mabone a tsoang le mefuta e meng e mengata ea lisebelisoa tseo le tsona li sa etseng sena. Lefatše la "Theknoloji ea Ts'ebetso" le shebahala joalo ka IT lilemong tsa bo-90, ka mefuta e mengata ea 'mele le liprothokholo tseo ho bonahalang eka motho e mong le e mong o iqapetse tsa hae (mona ke khokahano).

Peter Jones, Moenjiniere ea Hlomphehang, Cisco

10 Mbps Single Pair Ethernet (10SPE) e amohetsoe ke IEEE ka Pulungoana 2019, e kenyelletsa lintlha tse peli tse ncha tsa 'mele ho ts'ehetsa data le matla a fetang 1000 m ea mohala o le mong o sothehileng oa koporo, hammoho le khokahano ea likhokahano tse ngata tse nang le li-node tse 8 ho feta 25. thapo ya m.. Litšobotsi tsena li etsa hore e tšoanelehe ka mokhoa o ikhethileng bakeng sa ho nolofalletsa Ethernet ka har'a meaho le marang-rang a boiketsetso ba indasteri. Morero oa Advanced Physical Layer (APL) o ipapisitse le 10SPE bakeng sa lits'ebetso tsa sebaka se kotsi.

10SPE e ile ea ntlafatsoa ho fihlela litlhoko tsa basebelisi lebaleng la ho aha li-automation le liindasteri le ho nolofatsa le ho potlakisa phetoho ho Ethernet. Sena se etsa hore ho amoheloa ha liprothokholo tsa marang-rang le lits'ebeletso e be bothata bo bonolo ho bo rarolla, ho lumella lefats'e la OT ho rua molemo lilemong tsa 30 tsa ntlafatso ea IT. Hona joale indasteri e na le monyetla oa ho haha ​​​​mohaho o le mong, o tloaelehileng oa marang-rang bakeng sa lisebelisoa.

Ha Ethernet e fetoha lilemo tse 40, esale ke thabile ka lebelo ho tloha matsatsing a pele.

ETHERNET: GLOBAL CONNECTIVITY TECHNOLOGY - NATHAN TRACY, ETHERNET ALLIANCE LE TE CONNECTIVITY

2020 e tla tlisa mohato o mong oa phetoho kholong le taolong ea Ethernet joalo ka theknoloji ea lefats'e ea likhokahano. Theknoloji e ts'oanang ea mantlha e faneng ka likhokahano tsa LAN tse theko e boima lefapheng la liofisi lilemong tse 40 tse fetileng li ntse li tsoela pele ho kena limmarakeng tse ncha kaha motho e mong le e mong o batla ho rua molemo ka litšenyehelo, ts'ebetso le ho feto-fetoha ha maemo tseo Ethernet e fanang ka tsona.

Lisebelisoa tse ncha tse tla hlahisa litharollo tsa Ethernet ka 2020 li kenyelletsa marang-rang a Ethernet a marang-rang likoloing tsa bolulo le tsa khoebo ka lebelo le fetang 10 Gbps, hammoho le nts'etsopele ea marang-rang a optical Ethernet bakeng sa indasteri ea lipalangoang. Ba bangata ba se ba ntse ba tseba ka nts'etsopele ea likoloi tse ikemetseng le litlhoko tsa tsona. Leha ho le joalo, li-sensor, lik'hamera le litsamaiso tsa taolo tse tla etsa hore mohlolo o joalo oa boenjiniere o tla hloka le marang-rang a phahameng a ts'ebetso ea Ethernet ho sireletsa baahi, e ka fanang ka melemo eohle ea marang-rang ea taolo ea boemo ba leholimo ka bomong le boithabiso bo arohaneng ba molumo le video. Ka nako e ts'oanang, marang-rang a tlameha ho netefatsa hore sephethephethe se amanang le ts'ireletso se etelletsoa pele ho feta matšeliso le sephethephethe se amanang le boithabiso..

Nathan Tracey, Mookameli, Maemo a Indasteri, Khokahano ea TE

Bakeng sa lits'ebetso tsa indasteri, tsa khoebo, tsa likoloi le tsa lapeng, re tla bona keketseho ts'ebetsong e boletsoeng ea Power over Ethernet (PoE) ha likhetho tse ncha tsa PoE li ngotsoe 'me li tlisoa 'marakeng bakeng sa mefuta e mengata ea lits'ebetso le lits'ebetso tse ncha - ho tloha meahong e bohlale ho isa ho. lisebelisoa le Marang-rang a Lintho, li-sensor le li-control. Ho netefatsa hore dihlahiswa tsa PoE tse rekiswang e le tse kopanang le maemo ana a tshebetso di lekotswe ke dilaboratoriamo tse tiisitsweng tsa mokga wa boraro, Ethernet Alliance e tla qala mokgahlelo o latelang wa lenaneo la yona la setifikeiti sa PoE. Sebaka se seng sa ho amoheloa ka potlako ha theknoloji e ncha ea Ethernet ke lits'ebetsong tsa ho hokahanya malapa le likhoebo tsa rona ho marang-rang a mantlha ka nts'etsopele ea theknoloji ea morao-rao ea Passive Optical Network (PON), e tla fana ka lebelo le akaretsang la 50 Gbps ho marang-rang. ho fihla bonyane 50 km.

Litefiso tse ncha tse phahameng tsa Ethernet le tsona li tla tla 'marakeng ho fihlela litlhoko tsa lits'ebetso tse ncha tsa video tse fumanehang ka marang-rang a maru. Ho tsamaisana le litekanyetso tsa data tse kang 100 Gbps, 200 Gbps le 400 Gbps, litsebi tsa theknoloji li ntse li hlahisa lisebelisoa tse ncha le mehaho e mecha e tla lumella hore lebelo lena le fetele ho feta se neng se sa khonehe nakong e fetileng. Ho sebelisa lisebelisoa tse matla tsa ho etsa mohlala le ho haha ​​ka phihlelo ea nakong e fetileng, empa ka lisebelisoa tse ncha, re tla bona lisebelisoa tsa Ethernet, optical modules, li-connectors le lithapo tse nolofalletsang basebetsi ba li-hyperscale kapa cloud data center hore ba fihlele maemo a macha a ts'ebetso le ho fana ka litšebeletso tse ncha.

Ka 'nete, 2020 e ke ke ea e-ba feela selemo sa IEEE 802.3 se fetohang lilemo tse 40, empa hape le selemo sa katoloso e tsoelang pele le kholo ea likopo tsa Ethernet tsa moloko o latelang, ts'ebetso le litekanyetso tsa data.

ETHERNET E TLA TSOELA PELE HO Atolosetsa Mmarakeng O MOCHA - JIM THEODORAS, ETHERNET ALLIANCE LE HG GENUINE USA

Ka 2020, Ethernet e tla tsoela pele ho hola ho ba mebaraka e mecha le lits'ebetso. Ethernet butle-butle e nka sebaka sa liprothokholo tse ngata tse ikhethileng ka lebaka la melemo ea eona e mengata le boholo ba polokelo. 'Me ha litlhoko tsa bandwidth li ntse li tsoela pele ho hola ka mokhoa o fetisisang, Ethernet ha ea tlameha ho potlaka feela, empa hape e ea ho lifomate tse rarahaneng tsa modulation le ho bapisa ho hoholo. Sebakeng sa li-bits ka motsotsoana, joale re bua ka sekhahla sa baud; liteishene tsa serial hona joale ke likanale tsa N-serial tse nang le matšoao a foreimi a hahelletsoeng ho netefatsa ho tsamaisana. Haeba re khutlela morao 'me re sheba setšoantšo se seholo, Ethernet e fetohile ho tloha khokahanyo ea puisano ea ntlha-to-point ho ea motheong oa marang-rang a abuoang a k'homphieutha hohle..

Jim Theodoras, Motlatsi oa Mopresidente oa Lipatlisiso le Ntšetso-pele, HG Genuine USA

Ka botlalo, 2020 e tla ba mohato o mong oa bohlokoa bakeng sa Ethernet ka ho hlahisoa ha mohala oa sehlahisoa oa 112 Gbps. Le hoja 100 Gigabit Ethernet e se ntho e ncha, ho finyella lebelo lena ho lihokelo tsa serial ha ho etse feela hore moloko oa boraro oa lihlahisoa tsa 100 Gigabit Ethernet o fumanehe, empa hape o nolofalletsa moloko oa bobeli oa 400 Gigabit Ethernet le oa pele oa 800 Gigabit ka motsotsoana. Ho Ethernet ecosystem, ntho e 'ngoe le e' ngoe e tla tlameha ho tlolela pele ho sebetsa ka potlako, ka bophara, le ka mekhoa e rarahaneng ea modulation. Moloko oa pele oa 400-Gigabit client optical transceivers e thehiloeng ho 8x28Gbaud PAM4 e tla qala ho romella. Ka nako e ts'oanang, bareki ba pele ba 800 Gigabit / s ba tla bontšoa ho 8x100 Gigabit Ethernet le 2x400 Gigabit Ethernet. Tšepiso ea lihokelo tsa serial tse theko e tlaase ka mokhoa oa 400G-ZR e se e le haufi le ho phethahala.

Kaha boholo ba li-transceivers tsa optical le lithapo tse sebetsang tsa optical li jeoa marang-rang a libaka tsa sebaka seo, hoa utloahala ho fokotsa holimo le ho hokahanya ka ho toba li-optics ho silicon ICs ka hare ho likhoele tsena. Li-Optics tse kopantsoeng li hole le ho itokisetsa tlhahiso, empa ka 2020, mosebetsi oa bohlokoa o tla be o etsahala ka morao ha indasteri ea Ethernet e fetola mesifa ea eona ea tekheniki hammoho le lichelete tsa nts'etsopele ho hokahanya likhokahano tsa optical ka kotloloho ho lefu la silicon.

HO ITHUTA ETHERNET ECOSYSTEM LE CLOUD MACHINE - ROB STONE, ETHERNET ALLIANCE LE BROADCOM

Keketseho ea matla a marang-rang a lefats'e ho pholletsa le makala ohle ka tloaelo e tsamaisitsoe ke lintlha tse peli tse kholo; ho eketsa basebelisi le ho kenya lisebelisoa tse ncha. Ha palo ea basebelisi e ntse e eketseha, e fokotsehile ka lebaka la litlhoko tsa bandwidth tse tsamaisoang ke lits'ebetso tse ncha tseo qetellong li hlokang ho sebelisoa ha mahlale a macha a marang-rang ho fihlela tlhoko. E 'ngoe ea mefuta e joalo ea ts'ebeliso e tsamaisang kholo e kholo lilemong tsa morao tjena ke bohlale ba maiketsetso le ho ithuta ka mochini (ML), haholo li-network tsa neural tse tebileng.

Ho tsamaisa tsamaiso ea ML ho kenyelletsa mekhahlelo e 'meli. Taba ea pele, mefuta ea marang-rang ea neural e hloka ho koetlisoa ho sebelisoa li-database tsa koetliso. Hang ha mefuta e koetlisitsoeng e fumanoa e nepahetse ka ho lekaneng, e fetisetsoa ho lienjineri tsa boithuto, moo lits'ebetso li ka sebelisang mohlala o koetlisitsoeng ho bolela esale pele (kapa "infer") liphetho ho latela maemo a data kapa lipotso tse tsoang kantle..

Rob Stone, Moenjiniere ea Hlomphehang, Broadcom

Ho potlakisa ts'ebetso ea koetliso ea ML, parallelization e sebelisoa ho kenyelletsa libaka tse 'maloa tse arohaneng tsa koetliso. Sena se fella ka litlhoko tse thata tsa marang-rang bakeng sa ho aba lintlha tsa koetliso har'a li-node, hammoho le nakong ea ts'ebetso e latelang ea koetliso ha mekhahlelo e fapanyetsanoa pakeng tsa li-node ho ntlafatsa ho nepahala ha mohlala. Nakong ea tlhaloso, kopo ea ho qetela e hatisa ho khutlisetsa sephetho ka potlako ho fokotsa latency e bonahalang ho mosebedisi oa ho qetela, kahoo latency e tlaase ke ea bohlokoa. Ka mabaka ana, basebelisi bohle ba ka sehloohong ba hyperscale ba se ba sebelisitse lisebelisoa tsa bona tsa ML, 'me ba bang ba fana ka cloud ML e le ts'ebeletso bakeng sa lits'ebetso tsa basebelisi ba ho qetela. Tlholisano lipakeng tsa lits'ebeletso tse fapaneng tsa leru la ML e qobella basebelisi ho tsoela pele ho tsetela ho ntlafatso ea meaho ea marang-rang hore ba lule ba le tlholisano, e leng se etsang hore sechaba sa Ethernet se arabele ho mahlale a tšehetsang litlhoko tse eketsehileng tsa bandwidth ka liphephetso tsa ho boloka matla a amohelehang le profil ea litšenyehelo.

Leha ho le joalo, litsamaiso tsena tsa kahare tsa ML ha li na thuso ntle le haeba data e kentsoeng e ka bokelloa 'me ea romelloa ho lienjineri tsa maikutlo ho etsa likhakanyo. Lisebelisoa tse joalo ka likoloi tse ikemetseng, IoT ea indasteri le matlo a bohlale, liofisi le litoropo li sebelisa mekhoa e fapaneng ea likhokahano, mehala (marang-rang a sebaka sa botho hammoho le marang-rang a sebaka sa lehae kapa WiFi), tse nang le mehala ho kenyelletsa ts'ebeliso ea mahlale a Power over Ethernet le mehala ea cellular. (LTE le 5G). Litheknoloji tsena kaofela li sebelisa Ethernet ecosystem ho theha litharollo tse theko e tlaase, tse sebelisanang haholo.

Hona joale Nathan Tracy o sebeletsa boto ea batsamaisi ea Ethernet Alliance 'me o' nile a kenya letsoho mokhatlong ona ka lilemo tse 'maloa tse fetileng. Ke setsebi sa thekenoloji sehlopheng sa Mehaho ea Mehaho le Setsi sa Maemo a Indasteri bakeng sa yuniti ea khoebo ea Data le Lisebelisoa ho TE Connectivity, ea ikarabellang bakeng sa ho ntlafatsa litekanyetso le ho sebetsa le bareki ba bohlokoa ho theha meralo e mecha ea tsamaiso. Nathan hape ke setho se mafolofolo sa mekhatlo e mengata ea indasteri, ha joale a sebetsa e le Mopresidente le Setho sa Boto ea OIF 'me o ea khafetsa le ho kenya letsoho ho IEEE 802.3 le COBO.

Jim Theodoras ke setho sa boto ea batsamaisi ba Ethernet le motlatsi oa mopresidente oa lipatlisiso le nts'etsopele ho HG Genuine USA. Ke setsebi sa puisano sa optical se nang le boiphihlelo se nang le rekoto e netefalitsoeng ea ho theha mehloli e mecha ea chelete ka ho kopanya boiqapelo, tlhahlobo ea 'maraka, tšebelisano ea bareki, tšebelisano-'moho le ts'ehetso. O na le boiphihlelo ba lilemo tse fetang 30 indastering ea elektronike le ea optics, e buang ka lihlooho tse fapaneng tse fapaneng. Jim ke mopresidente oa mehleng oa Ethernet Alliance ebile e le mohlophisi oa mehleng oa puisano oa IEEE Communications Magazine. O na le litokelo tse 20 lefapheng la mehala ea puisano mme o kenya letsoho khafetsa likhatisong tsa indasteri.

Rob Stone, Ethernet Alliance Board of Directors, ke moenjiniere ea ikhethileng sehlopheng sa Broadcom's Switch Architecture, ea sebetsanang le likhokahano tsa setsi sa data, protocol le moralo oa boema-kepe. Ke setho se mafolofolo mekhatlong e mengata ea indasteri, ho kopanyelletsa le IEEE 802.3, COBO le li-module tse ling tsa MSA, 'me o tsamaisitse MSA RCx le 25G Ethernet Technical Working Group. Rob o na le lilemo tse fetang 18 tsa phihlelo ea indasteri e tlisang theknoloji ea puisano 'marakeng. O tšoere maemo a tekheniki le a taolo ho Intel, Infinera, Emcore, Skorpios le Bandwidth 9.

Peter Jones ke Molula-setulo oa Boto ea Batsamaisi ea Ethernet Alliance le Moenjiniere ea Hlomphehang sehlopheng sa Cisco Enterprise Hardware. O sebetsa ho mahlale a macha le meralo ea meralo ea Cisco switching, routing le lihlahisoa tse se nang mohala, hammoho le lihlahisoa tsa Cisco IoT Networking. E ne e le motho ea ka sehloohong ho nts'etsopele ea li-switches tsa Catalyst 3850, Catalyst 3650, le Catalyst 9000. Ntle le karolo ea hae e le Molula-setulo oa Ethernet Alliance, Peter o boetse o le molula-setulo oa Ethernet Alliance Single Pair Ethernet subcommittee, o kopanela ho IEEE 802.3, hape ke balula-setulo ba Selekane sa NBASE-T.

Ho ea ka moetlo o thehiloeng, re emetse maikutlo a hau mme re memela bohle ho mahala webinar, moo re tla hlahloba ts'ebetso ea liprothokholo tsa VRRP/HSRP. Re tla sekaseka linyeoe tseo ho tsona ho hlokahalang ho sebelisa li-protocol tse sa hlokahaleng, hape re hlahlobe phapang pakeng tsa liprothokholo le ho bapisa ts'ebetso ea HSRP/VRRP le GLBP.

Source: www.habr.com