SFP
Ana iya fahimtar SFP a matsayin wani sabon sigar GBIC. Girman sa shine 1/2 kawai na tsarin GBIC, wanda ke ƙara yawan tashoshin jiragen ruwa na na'urorin sadarwa sosai. Bugu da ƙari, saurin canja wurin bayanai na SFP ya kama daga 100Mbps zuwa 4Gbps.
SFP+
SFP+ sigar SFP ce da aka inganta wadda ke goyan bayan tashar fiber 8Gbit/s, 10G Ethernet da OTU2, ma'aunin hanyar sadarwa ta watsa haske. Bugu da ƙari, kebul na kai tsaye na SFP+ (watau, kebul na SFP+ DAC mai sauri da kebul na gani mai aiki na AOC) na iya haɗa tashoshin SFP+ guda biyu ba tare da ƙara ƙarin na'urori da kebul na gani ba (kebul na cibiyar sadarwa ko masu tsalle-tsalle na fiber), wanda kyakkyawan zaɓi ne don haɗin kai tsaye tsakanin maɓallan cibiyar sadarwa guda biyu masu kusa da juna.
SFP28
SFP28 sigar SFP+ ce da aka inganta, wadda take da girman iri ɗaya da SFP+ amma tana iya tallafawa saurin tashoshi ɗaya na 25Gb/s. SFP28 tana ba da mafita mai inganci don haɓaka hanyoyin sadarwa na 10G-25G-100G don biyan buƙatun cibiyoyin sadarwa na cibiyar bayanai na gaba.
QSFP+
QSFP+ sigar QSFP ce da aka sabunta. Ba kamar QSFP+ ba, wacce ke tallafawa tashoshi 4 na gbit/s akan ƙimar 1Gbit/s, QSFP+ tana goyan bayan tashoshi 4 x 10Gbit/s akan ƙimar 40Gbps. Idan aka kwatanta da SFP+, ƙimar watsawa ta QSFP+ ta ninka ta SFP+ sau huɗu. Ana iya amfani da QSFP+ kai tsaye lokacin da aka tura hanyar sadarwa ta 40G, don haka tana adana farashi da ƙara yawan tashoshin jiragen ruwa.
QSFP28
QSFP28 tana samar da tashoshi huɗu na sigina masu saurin gudu. Yawan watsawa na kowace tasha ya bambanta daga 25Gbps zuwa 40Gbps, wanda zai iya biyan buƙatun Ethernet 100 gbit/s (4 x 25Gbps) da aikace-aikacen EDR InfiniBand. Akwai nau'ikan samfuran QSFP28 da yawa, kuma ana amfani da hanyoyi daban-daban na watsawa 100 Gbit/s, kamar haɗin kai tsaye na 100 Gbit/s, canza 100 Gbit/s zuwa hanyoyin haɗin reshe na 25 Gbit/s guda huɗu, ko canza 100 Gbit/s zuwa hanyoyin haɗin reshe na 50 Gbit/s guda biyu.
Bambance-bambance da kamanceceniya tsakanin SFP, SFP+, SFP28, QSFP+, QSFP28
Bayan fahimtar menene SFP, SFP+, SFP28, QSFP+, da QSFP28, za a gabatar da takamaiman kamanceceniya da bambance-bambancen da ke tsakanin su a gaba.
Shawarar da aka bayarDillalin Fakitin Cibiyar sadarwadon tallafawa 100G, 40G da 25G, don ziyartanan
Shawarar da aka bayarTaɓa hanyar sadarwadon tallafawa 10G, 1G da kuma hanyar wucewa mai hankali, don ziyartanan
SFP da SFP+: Girma ɗaya, farashi daban-daban da kuma dacewa
Girman da bayyanar na'urorin SFP da SFP+ iri ɗaya ne, don haka masana'antun na'urori za su iya ɗaukar ƙirar SFP ta zahiri akan maɓallan tare da tashoshin SFP+. Saboda girman iri ɗaya, abokan ciniki da yawa suna amfani da na'urorin SFP akan tashoshin SFP+ na maɓallan. Wannan aikin yana yiwuwa, amma ƙimar ta ragu zuwa 1Gbit/s. Bugu da ƙari, kar a yi amfani da na'urar SFP+ a cikin ramin SFP. In ba haka ba, tashar jiragen ruwa ko na'urar na iya lalacewa. Baya ga dacewa, SFP da SFP+ suna da ƙimar watsawa da ƙa'idodi daban-daban. SFP+ na iya aika matsakaicin 4Gbit/s da matsakaicin 10Gbit/s. SFP ya dogara ne akan yarjejeniyar SFF-8472 yayin da SFP+ ya dogara ne akan yarjejeniyar SFF-8431 da SFF-8432.
SFP28 da SFP+: Ana iya haɗa na'urar gani ta SFP28 zuwa tashar SFP+
Kamar yadda aka ambata a sama, SFP28 sigar SFP+ ce da aka inganta tare da girman iri ɗaya amma kuma ta hanyar watsawa daban-daban. Yawan watsawa na SFP+ shine 10Gbit/s kuma na SFP28 shine 25Gbit/s. Idan aka saka SFP+ optical module a cikin tashar SFP28, ƙimar watsawa ta hanyar haɗin shine 10Gbit/s, kuma akasin haka. Bugu da ƙari, kebul na jan ƙarfe da aka haɗa kai tsaye na SFP28 yana da bandwidth mafi girma da ƙarancin asara fiye da kebul na jan ƙarfe da aka haɗa kai tsaye na SFP+.
SFP28 da QSFP28: ƙa'idodin yarjejeniya sun bambanta
Duk da cewa SFP28 da QSFP28 suna ɗauke da lambar "28", girman duka ya bambanta da ma'aunin yarjejeniya. SFP28 yana goyan bayan tashar guda ɗaya ta 25Gbit/s, kuma QSFP28 yana goyan bayan tashoshi huɗu na 25Gbit/s. Ana iya amfani da su duka akan hanyoyin sadarwa na 100G, amma ta hanyoyi daban-daban. QSFP28 na iya cimma watsawa ta 100G ta hanyoyi uku da aka ambata a sama, amma SFP28 ya dogara ne akan kebul na babban gudu na reshe na QSFP28 zuwa SFP28. Hoton da ke ƙasa yana nuna haɗin kai tsaye na 100G QSFP28 zuwa 4×SFP28 DAC.
QSFP da QSFP28: Farashi daban-daban, aikace-aikace daban-daban
Modules na gani na QSFP+ da QSFP28 suna da girma ɗaya kuma suna da tashoshi huɗu na watsawa da karɓa. Bugu da ƙari, iyalan QSFP+ da QSFP28 suna da na'urorin gani da kebul na DAC/AOC masu sauri, amma a farashi daban-daban. Modules na QSFP+ yana goyan bayan ƙimar tashar guda ɗaya ta 40Gbit/s, kuma QSFP+ DAC/AOC yana goyan bayan ƙimar watsawa ta 4 x 10Gbit/s. Modules na QSFP28 yana canja wurin bayanai akan ƙimar 100Gbit/s. QSFP28 DAC/AOC yana goyan bayan 4 x 25Gbit/s ko 2 x 50Gbit/s. Lura cewa ba za a iya amfani da modules na QSFP28 don hanyoyin haɗin reshe na 10G ba. Koyaya, idan sauyawa tare da tashoshin QSFP28 suna goyan bayan sassan QSFP+, zaku iya saka modules na QSFP+ a cikin tashoshin QSFP28 don aiwatar da hanyoyin haɗin reshe na 4 x 10G.
Don Allah ziyarciModule Mai Canza Na'urar Tantancewadon ƙarin bayani da ƙayyadaddun bayanai.
Lokacin Saƙo: Agusta-30-2022
