SFP vs SFP + Compatibility: Koj puas tuaj yeem siv 1G thiab 10G modules ua ke?
1G SFP module feem ntau ua haujlwm hauv 10G SFP + chaw nres nkoj, tab sis 10G SFP + module yuav luag tsis ua haujlwm hauv 1G SFP chaw nres nkoj. Txawm hais tias qhov kev teeb tsa sib xyaw ua haujlwm tau ua haujlwm nyob ntawm koj tus qauv hloov pauv, hom module (fiber lossis tooj liab), thiab cov ntaub ntawv muag khoom hais tias tau txais kev txhawb nqa.
Cov lus qhia no suav nrog cov cai tiag tiag, qhov kev zam, thiab yuav ua li cas kom paub meej tias kev sib raug zoo ua ntej koj yuav.
SFP vs SFP +: Qhov txawv tiag tiag yog dab tsi?
SFP thiab SFP + modules yog lub cev zoo ib yam - tib daim ntawv zoo, tib lub tawb, tib lub latch mechanism. Qhov ntawd yog vim li cas tib neeg xav tias lawv hloov pauv tau. Lawv tsis yog.
SFP modules yog tsim rau 1 Gigabit Ethernet (1000BASE-SX, 1000BASE-LX, 1000BASE-T, thiab lwm yam). SFP + modules yog tsim rau 10 Gigabit Ethernet (10GBASE-SR, 10GBASE-LR, thiab lwm yam). Qhov txawv yog qhov ceev lub module ua haujlwm ntawm thiab hluav taws xob interface nws xav tau los ntawm lub chaw nres nkoj host. Ib qho module tuaj yeem xaub mus rau hauv qhov chaw nres nkoj thiab tseem tsis txuas rau - lub cev haum tsis zoo ib yam li kev ua haujlwm tau zoo.
Ceev Compatibility Reference
| Scenario | Nws Puas Yuav Ua Haujlwm? | Vim li cas |
|---|---|---|
| 1G SFP hauv 10G SFP + chaw nres nkoj | Feem ntau yog | Ntau SFP + cov chaw nres nkoj txhawb nqa rov qab sib raug zoo thiab yuav khiav ntawm 1G |
| 10G SFP + hauv 1G SFP chaw nres nkoj | Yuav luag tsis tau | Ib qhov chaw nres nkoj 1G tsis tuaj yeem tuav 10G signaling - qhov txuas nyob qis qis |
| 1G fiber ntau ntawm ib kawg, 10G fiber nyob rau lwm yam | Tsis muaj | Fiber optics khiav ntawm qhov ceev ceev thiab tsis pib- sib tham hla 1G/10G ciam teb |
| Copper transceivers (piv txwv li, 10GBASE-T) ntawm kev sib xyaw ceev | Qee zaum | Copper SFP modules txhawb nws pib-kev sib tham - 10GBASE-T tuaj yeem sib tham mus rau 1G |
| Dual - tus nqi 1G / 10G SFP + module | Yog txhawb | Tsim los khiav ntawm ob qho tib si ceev, tab sis tsuas yog ua haujlwm thaum lub party platform qhia meej txog nws |
Muab 1G SFP rau hauv 10G SFP + Chaw nres nkoj
Qhov no yog qhov sib xyaw ua ke ntau tshaj -siv scenario, thiab feem ntau nws ua haujlwm. SFP + chaw nres nkoj kuaj pom 1G module thiab khiav qhov txuas ntawm 1 Gbps.
Piv txwv li, ntawm Cisco Catalyst 2960-X keyboards, SFP + uplink ports txais ob qho tib si 1G thiab 10G modules - koj tuaj yeem txheeb xyuas qhov no los ntawm kev tshawb nrhiav koj tus qauv hloov hauvCisco Optics Compatibility Matrix. Ntawm Juniper EX Series keyboards, lubJuniper Hardware Compatibility Toolua hauj lwm tib lub hom phiaj.
Thaum nws tsis ua haujlwm: qee qhov SFP + chaw nres nkoj yog 10G- tsuas yog los ntawm kev tsim kho vajtse. Lwm tus xav kom koj manually teeb qhov chaw nres nkoj ceev rau 1000 Mbps hauv CLI (xws li, ceev 1000 ntawm Cisco IOS) ua ntej lawv paub txog 1G module. Ntawm qee lub platform, ntxig 1G SFP rau hauv qhov chaw nres nkoj SFP + kaw qhov chaw nres nkoj ntawm 1G kom txog thaum rov pib dua. Tib txoj kev txhim khu kev qha kom paub yog xyuas koj lub cuab yeej cov ntaub ntawv.
Muab 10G SFP + rau hauv 1G SFP Chaw nres nkoj
Qhov no tsis ua haujlwm nyob rau hauv cov qauv xa tawm. 1G chaw nres nkoj kho vajtse interface tsis yog tsim los rau 10G signaling. Lub module haum rau lub cev, tab sis qhov txuas yuav tsis tuaj. CovCisco SFP thiab SFP + Transceiver Module Installation Noteskho SFP thiab SFP + raws li cov tsev neeg sib cais rau cov chav kawm sib txawv.
Yog tias koj lub hom phiaj txuas ceev yog 1G, siv 1G SFP module. Yuav 10G SFP + rau 1G chaw nres nkoj nkim nyiaj thiab tsis muaj peev xwm ntxiv.
Puas tuaj yeem Fiber SFP + Auto-Tshaj Tawm rau 1G?
Tsis yog - thiab qhov no yog ib qho ntawm feem ntau ua rau cov kev sib txuas ua tsis tau zoo hauv kev sib xyaw ua ke - nrawm.
Fiber SFP thiab SFP + modules (xws li 1000BASE-SX thiab 10GBASE-SR) ua haujlwm ntawm lawv qhov ntsuas nrawm. Lawv tsis txhawb Ethernet auto-kev sib tham. Yog tias koj txuas 10GBASE-SR module hauv qhov hloov pauv mus rau 1000BASE-SX module hauv kev nkag musMultimode OM3 / OM4 fiber ntau, qhov txuas yuav tsis tuaj txog - txawm tias ob lub modules siv tib yamLC Duplex connectorthiab tib hom fiber ntau. Qhov ceev tsis sib haum ntawm lub cev txheej yog qhov thaiv. Ob qhov kawg yuav tsum khiav ntawm tib lub ceev.
Kev zam tooj liab:Tooj liab SFP transceivers - tshwj xeeb10GBASE-T modules- siv tus qauv Ethernet auto-kev sib tham dhau RJ45. A 10GBASE-T SFP+ tuaj yeem sib tham mus rau 1G yog tias lwm qhov kawg tsuas txhawb qhov nrawm. Raws li covCisco Installation Notes, tooj liab 1000BASE-T SFPs tuaj yeem ua haujlwm ntawm 10, 100, lossis 1000 Mbps ntawm qee cov khoom siv Cisco, txawm hais tias kev txhawb nqa nrawm txawv ntawm lub platform.
Dual - tus nqi modules:Ib tug dual - tus nqi 1G / 10G SFP + yog tshwj xeeb tsim los khiav ntawm ob qhov ceev. Cov no muaj txiaj ntsig zoo thaum lub sijhawm tsiv teb tsaws theem - piv txwv li, cia 10G aggregationuplink chaw nres nkojkoom nrog 1G txuas hnub no thiab hloov mus rau 10G tom qab. Tus tswv tsev hloov pauv yuav tsum qhia meej meej txog qhov dual - tus nqi module - xyuas cov matrix compatibility ua ntej xaj.
Yuav Ua Li Cas Txheeb Xyuas Kev Sib Raug Zoo Ua Ntej Koj Yuav Yuav
Kev yuav lub module ua ntej thiab xyuas kev sib raug zoo tom qab yog ib qho yuam kev kim tshaj plaws hauv kev yuav khoom hauv network. Ua raws li qhov kev txiav txim no hloov:
1. Paub meej tias qhov chaw nres nkoj txhawb kev ceev ntau yam.Txheeb xyuas daim ntawv hloov pauv lossis tus neeg muag khoom lub cuab yeej sib xws. Nrhiav "1G/10G SFP+" lossis "dual-rate" lo lus. Yog tias qhov chaw nres nkoj tau teev tseg raws li "10G SFP + nkaus xwb," 1G module yuav tsis raug lees paub. Tsis txhob cia siab rau lub tawb loj.
2. Muab lub module rau qhov txuas.Txiav txim seb koj puas xav tautib- hom lossis multimode fiber ntau, los yog tooj liab. Ua raws li tus qauv kho qhov muag rau qhov yuav tsum tau nyob deb - 10GBASE-SR luv- ncav cuag multimode, 10GBASE-LR rauntev - mus txog ib qho - hom.
3. Tshawb xyuas cov npe ntawm tus neeg muag khoom lub transceiver txhawb nqa.Hauv Cisco platforms, siv covOptics Compatibility Matrix. Hauv Juniper platforms, siv covHardware Compatibility Tool. Nkag mus rau koj tus qauv hloov thiab paub meej tias qhov tshwj xeeb module koj npaj yuav yuav tau teev tseg. Kuj xyuas seb lub module xav tau ib qho firmware version, thiab seb koj lub cuab yeej txwv qhov thib peb -tog optics (Cisco cov cuab yeej yuav tsis lees paub tsis yog-Cisco- cov qauv coded nrog "tsis muaj kev txhawb nqa transceiver" ceeb toom).
Txuas Down Tom Qab Ntxig Module? Xyuas Cov Thawj
- Puas yog lub module lees paub?Khiav qhia interfaces transceiver (Cisco IOS) los yog qhia interfaces diagnostics optics (Junos). Yog tias qhov hloov pauv qhia tias "tsis muaj kev txhawb nqa" lossis tsis muaj dab tsi hlo li, lub module tsis tsim nyog rau lub platform no.
- Qhov chaw nres nkoj ceev puas yog?Yog tias 1G SFP nyob hauv SFP + chaw nres nkoj, xyuas kom qhov chaw nres nkoj tsis daig ntawm 10G. Tej zaum koj yuav tau teem caij ceev 1000 manually.
- Puas yog ob qho tib si xaus?Ib qho 10G module ntawm ib kawg thiab 1G module ntawm lwm qhov yuav tsis sib tham txog fiber ntau. Ob tog yuav tsum khiav ntawm tib lub ceev.
- Hom fiber ntau puas yog?Paub meej tias koj siv cov fiber ntau (ib -mode OS2vs. multimode OM3/OM4) thiab covconnector polish homkev sib tw (UPC rau UPC, APC rau APC).
- Puas yog optical fais fab theem ib txwm?Nyeem TX/RX zog ntawm DDM kev kuaj mob. Tsawg txais fais fab tuaj yeem qhia tias qias neegtxuas, ib tug phem splice, los yog apatch kabqhov teeb meem.
Feem ntau yuam kev kom zam
Tib connector ≠ tib compatibility.SFP thiab SFP + zoo ib yam. Lawv tsis hloov pauv hauv txhua qhov kev qhia. Lub cev haum tsis sib npaug ntawm kev ua haujlwm sib raug zoo.
Tsis yog txhua qhov chaw nres nkoj SFP + txhawb nqa 1G.Ntau tus ua, tab sis qee qhov chaw nres nkoj yog 10G- nkaus xwb. Tib txoj hauv kev kom paub yog cov ntaub ntawv rau koj cov qauv khoom siv.
Kev sib xyaw 1G thiab 10G fiber ntau optics ntawm qhov xaus.Qhov no yog ib qho kev xa mus yuam kev thaum lub sij hawm 1G- mus rau-10G tsiv teb tsaws. Standard fiber modules tsis tuaj yeem sib tham hla kev sib txawv. Ob qhov kawg yuav tsum sib phim.
Kev yuav khoom ua ntej kuaj xyuas cov matrix compatibility.Lub module yuav tsum tau lees paub tias tsim nyog rau lub hom phiaj ntaus ntawvua ntejmuas - tsis yog tom qab nws tuaj txog thiab tsis txuas.
FAQ
Puas yog SFP thiab SFP + sib hloov tau?
Ib nrab. A 1G SFP feem ntau ua haujlwm hauv SFP + chaw nres nkoj (ntawm 1G ceev). 10G SFP + tsis ua haujlwm hauv 1G SFP chaw nres nkoj. Ib txwm paub meej txog kev txhawb nqa los ntawm tus neeg muag khoom lub cuab yeej sib xws.
Puas yog SFP+ txhawb kev pib-kev sib tham?
Fiber SFP+ tsis yog - ob qho tib si xaus yuav tsum sib phim hauv ceev. Copper SFP+ (xws li 10GBASE-T) txhawb kev pib-kev sib tham ntawm tus qauv IEEE 802.3 raws tu qauv.
Kuv yuav ua li cas thiaj nrhiav tau qhov twg SFP modules kuv qhov hloov pauv txhawb?
Siv tus neeg muag khoom lub cuab yeej transceiver:Cisco Optics Compatibility Matrix, Juniper Hardware Compatibility Tool, lossis qhov sib npaug ntawm cov ntaub ntawv portal rau koj tus neeg muag khoom. Nrhiav los ntawm cov qauv ntaus ntawv kom tau txais kev txhawb nqa tiavtransceiverlis.
Kab hauv qab
Rau qhov ruaj khov 1G txuas, siv 1G SFP modules ntawm ob qhov kawg. Rau 10G txuas, siv 10GSFP + modulesntawm ob qhov kawg nrogsib phim fiber infrastructure. Yog tias koj 10G hloov chaw nres nkoj xav tau ua haujlwm ib ntus txuas rau 1G, paub meej tias rov qab sib raug zoo hauv tus neeg muag khoom txhawb nqa matrix ua ntej.
Ib txoj cai npog feem ntau cov xwm txheej: xyuas cov matrix compatibility ua ntej koj xaj, thiab xyuas kom tseeb tias ob qhov kawg ntawm qhov txuas khiav ntawm tib qhov ceev.
