SFP
SFP e ka utloisisoa e le mofuta o ntlafalitsoeng oa GBIC. Bophahamo ba eona ke 1/2 feela ea mojule oa GBIC, e leng ho eketsang haholo sekhahla sa lisebelisoa tsa marang-rang. Ho phaella moo, litekanyetso tsa phetisetso ea data tsa SFP li tloha ho 100Mbps ho ea ho 4Gbps.
SFP+
SFP + ke phetolelo e ntlafalitsoeng ea SFP e tšehetsang mocha oa fiber oa 8Gbit / s, 10G Ethernet le OTU2, tekanyo ea marang-rang ea optical transmission network. Ho phaella moo, likhoele tse tobileng tsa SFP + (ke hore, SFP + DAC high-speed cables le AOC active optical cables) li ka hokahanya likoung tse peli tsa SFP + ntle le ho eketsa lisebelisoa tse eketsehileng tsa optical le lithapo (lithapo tsa marang-rang kapa li-jumpers tsa fiber), e leng khetho e ntle bakeng sa ho hokahanya ka ho toba pakeng tsa 2. li-switches tse peli tse haufi tsa marang-rang tsa sebaka se sekhutšoane.
SFP28
SFP28 ke phetolelo e ntlafalitsoeng ea SFP +, e nang le boholo bo lekanang le SFP + empa e ka tšehetsa lebelo la mocha o le mong oa 25Gb / s. SFP28 e fana ka tharollo e sebetsang bakeng sa ho ntlafatsa marang-rang a 10G-25G-100G ho finyella litlhoko tse ntseng li eketseha tsa marang-rang a setsi sa data se latelang.
QSFP+
QSFP+ ke mofuta o ntlafalitsoeng oa QSFP. Ho fapana le QSFP +, e tšehetsang liteishene tsa 4 gbit / s ka tekanyo ea 1Gbit / s, QSFP + e tšehetsa mechine ea 4 x 10Gbit / s ka tekanyo ea 40Gbps. Ha ho bapisoa le SFP +, sekhahla sa phetisetso ea QSFP + se phahame ka makhetlo a mane ho feta SFP +. QSFP + e ka sebelisoa ka kotloloho ha marang-rang a 40G a sebelisoa, kahoo a boloka litšenyehelo le ho eketseha ha sekhahla sa koung.
QSFP28
QSFP28 e fana ka liteishene tse 'ne tse fapaneng tsa lebelo le phahameng. Sekhahla sa phetisetso ea mocha ka mong se fapana ho tloha ho 25Gbps ho ea ho 40Gbps, e ka finyellang litlhoko tsa 100 gbit / s Ethernet (4 x 25Gbps) le lisebelisoa tsa EDR InfiniBand. Ho na le mefuta e mengata ea lihlahisoa tsa QSFP28, le mekhoa e fapaneng ea phetisetso ea 100 Gbit / s e sebelisoa, joalo ka khokahanyo e tobileng ea 100 Gbit / s, phetoho ea 100 Gbit / s ho li-link tse 'nè tsa 25 Gbit / s, kapa phetoho ea 100 Gbit / s ho lihokelo tse peli tsa lekala la 50 Gbit / s.
Phapang le ho tšoana ha SFP, SFP +, SFP28, QSFP+, QSFP28
Ka mor'a ho utloisisa hore na SFP, SFP +, SFP28, QSFP +, QSFP28 ke eng, ho tšoana ho itseng le phapang pakeng tsa tse peli li tla hlahisoa ka mor'a moo.
E khothalelitsoengNetwork Packet Brokerho Tšehetsa 100G, 40G le 25G, ho etelaMona
E khothalelitsoengNetweke Tlanyaho Tšehetsa 10G, 1G le Bypass e bohlale, ho etelaMona
SFP le SFP +: Boholo bo tšoanang, litefiso tse fapaneng le ho lumellana
Boholo le ponahalo ea li-module tsa SFP le SFP + lia tšoana, kahoo baetsi ba lisebelisoa ba ka amohela sebopeho sa 'mele sa SFP ho li-switches tse nang le likou tsa SFP +. Ka lebaka la boholo bo lekanang, bareki ba bangata ba sebelisa li-module tsa SFP ho SFP + port of switches. Ts'ebetso ena e ka etsahala, empa sekhahla se fokotsehile ho 1Gbit/s. Ho phaella moo, u se ke ua sebelisa SFP + module ho SFP slot. Ho seng joalo, kou kapa module e ka senyeha. Ntle le ho lumellana, SFP le SFP + li na le litekanyetso le litekanyetso tse fapaneng tsa phetisetso. SFP+ e ka fetisa boholo ba 4Gbit/s le boholo ba 10Gbit/s. SFP e ipapisitse le protocol ea SFF-8472 ha SFP+ e ipapisitse le liprothokholo tsa SFF-8431 le SFF-8432.
SFP28 le SFP +: SFP28 optical module e ka hokahanngoa le boema-kepe ba SFP +
Joalokaha ho boletsoe ka holimo, SFP28 ke mofuta o ntlafalitsoeng oa SFP + o nang le boholo bo lekanang empa litefiso tse fapaneng tsa phetisetso. Sekhahla sa phetisetso ea SFP + ke 10Gbit / s mme ea SFP28 ke 25Gbit / s. Haeba SFP + optical module e kenngoa ka har'a sekepe sa SFP28, sekhahla sa phetisetso ea khokahanyo ke 10Gbit / s, le ka tsela e fapaneng. Ho phaella moo, SFP28 ka ho toba thapo ea koporo e na le bandwidth e phahameng le tahlehelo e tlase ho feta SFP + cable ea koporo e amanang ka ho toba.
SFP28 le QSFP28: litekanyetso tsa protocol li fapane
Le hoja SFP28 le QSFP28 ka bobeli li na le palo "28", boholo ba bobeli bo fapane le litekanyetso tsa protocol. SFP28 e tšehetsa mocha o le mong oa 25Gbit / s, 'me QSFP28 e tšehetsa litsela tse' nè tsa 25Gbit / s. Ka bobeli li ka sebelisoa ho marang-rang a 100G, empa ka litsela tse fapaneng. QSFP28 e ka finyella phetisetso ea 100G ka mekhoa e meraro e boletsoeng ka holimo, empa SFP28 e itšetlehile ka QSFP28 ho SFP28 lithapo tse phahameng tsa lekala. Setšoantšo se latelang se bontša khokahanyo e tobileng ea 100G QSFP28 ho 4 × SFP28 DAC.
QSFP le QSFP28: Litefiso tse fapaneng, lits'ebetso tse fapaneng
QSFP + le QSFP28 optical modules li na le boholo bo lekanang 'me li na le litsela tse' nè tse kopanetsoeng tsa ho fetisa le ho amohela. Ho phaella moo, malapa a mabeli a QSFP + le QSFP28 a na le li-optical modules le lithapo tse phahameng tsa DAC / AOC, empa ka litekanyetso tse fapaneng. Mojule oa QSFP + o tšehetsa sekhahla sa mocha o le mong oa 40Gbit / s, 'me QSFP + DAC / AOC e tšehetsa lebelo la phetisetso ea 4 x 10Gbit / s. Mojule oa QSFP28 o fetisetsa data ka tekanyo ea 100Gbit / s. QSFP28 DAC/AOC e tšehetsa 4 x 25Gbit/s kapa 2 x 50Gbit/s. Hlokomela hore module ea QSFP28 e ke ke ea sebelisoa bakeng sa lihokelo tsa lekala tsa 10G. Leha ho le joalo, haeba sesebelisoa se nang le likou tsa QSFP28 se tšehetsa li-module tsa QSFP +, u ka kenya li-module tsa QSFP + ho likoung tsa QSFP28 ho kenya ts'ebetsong li-link tsa 4 x 10G tsa lekala.
Plz etelaOptical Transceiver Moduleho tseba lintlha tse eketsehileng le litlhaloso.
Nako ea poso: Aug-30-2022
