N'ime ụlọ ọrụ nkwurịta okwu anya, modul optical kacha ekpughere. Ha nwere nha anụ ahụ dị iche iche, ọnụọgụ ọwa na ọnụego nnyefe dịgasị iche iche. Otu esi emepụta modul ndị a, kedu ihe njirimara ha, na ihe nzuzo niile dị na ọkọlọtọ.
A ga-eleghara ụkpụrụ nkwakọ ngwaahịa ochie dị ka GBIC, XPAK, X2, na Xenpak anya, na ike bụ isi ga-elekwasị anya na ụkpụrụ siri ike ma ọ bụ nke ọhụrụ, nke a ga-enyocha otu otu n'okpuru.
SFF Standardization Organisation: E hiwere ụlọ ọrụ ọkọlọtọ SFF (obere ụdị obere ngwugwu). ọkọlọtọ modul n'ọhịa nke ngwugwu modul anya. Ụkpụrụ modul anya nke SFF mebere gụnyere SFP/QSFP/XFP.
Ọkọlọtọ SFP
SFP (obere ụdị-factor Pluggable), ezinụlọ nke obere ụdị-factor pluggable transceivers, nke a na-ejikarị maka Ethernet, fiber channel, Wireless CPRI, SONET: na-akọwa ngwugwu SFP otu ọwa site na 1Gb / s ruo 28Gb / s nke kwesịrị ịdị kwekọrọ na Standard, egosiri usoro ya na foto dị n'okpuru. Mbụ e nwere akwụkwọ nkwupụta, dị ka SFF-8402 tụrụ aro SFP28, SFF-8083 tụrụ aro SFP10 (ọnụọgụ na njedebe na-anọchi anya nnyefe ọnụego larịị, SFP10 na-edekarị dị ka SFP + ugbu a), nke a nkwupụta akwụkwọ kwuru nke teknuzu chọrọ ya. Ndị a zoro aka n'ihe achọrọ teknụzụ bụ mkpokọta ụkpụrụ maka modul a.
Nkọwa nka nka usoro SFP gụnyere:
SFF-8432, na-akọwa nha nke modul (karịsịa nha nke nrụnye), ike nkwụnye, na nkọwapụta nke oghere modul.
SFF-8071 na-akọwa njikọ oghere kaadị na HOST motherboard na usoro ntinye aka ọla edo nke modul modul.
SFF-8433, na-akọwa ọtụtụ oghere modul n'akụkụ na nkọwa nka nka EMI shrapnel.
SFF-8472, na-akọwa ebe nchekwa modul na nkọwa njikwa nyocha.
SFF-8431 na-akọwapụta ọkụ ọkụ, akara ọkụ eletrik dị ala (ahịrị nkwurịta okwu), akara ọsọ ọsọ, oge, na ebe nchekwa na-agụ ma dee nkọwa.
N'ihi na ọnụ ọgụgụ nkwado SFP na-arị elu na elu, nkọwapụta mgbaama dị elu na SFF8431 anaghị emetụta SFP16 / 28, ya mere SFF-8431 mechara kewaa na SFF-8418 na SFF-8419. SFF-8418 na-akọwa kpọmkwem 10Gb / s elu-ọsọ eletriki mgbaàmà interface chọrọ. Maka chọrọ interface anụ ahụ karịa 10Gb/s, rụtụ aka na ọwa Fiber. SFF-8419 na-akọwa kpọmkwem ọdịnaya ndị ọzọ karịa akara ngosi ọsọ dị elu na SFF-8431, nke dabara maka modul usoro SFP niile.
Ya mere, ndị injinia nhazi ihe nhazi nke SFP ga-amarịrị SFP-8431. Ọ bụrụ na ị bụ onye na-emepụta PCB, na-ede software, ma ọ bụ na-eduzi ule, SFF-8472, SFF-8418, na SFF-8419 ga-amarịrị ya.
Ọkọlọtọ QSFP
QSFP (Quad Small Form-factor Pluggable), onye na-ebugharị obere ọwa anọ, nke a na-ejikarị na Infiniband, Ethernet, Fiber Channel, OTN, ezinụlọ protocol SONET: QSFP na-akwalite SFP otu ọwa na ọwa anọ nwere olu naanị ya. karịrị okpukpu abụọ. Maka otu nhaịgbanwee, ikike ịgbanwere QSFP bụ ugboro 2.67 karịa nke SFP. INF-8438i kọwapụtara ụkpụrụ QSFP na mbụ, wee kwalite ya na SFF-8436,
wee kewaa SFF-8436 n'ọtụtụ akụkụ maka nkọwa na ntụnye aka. Ihe owuwu ụlọ ugbu a yiri SFP:
Nkọwa nka nka QSFP gụnyere:
SFF-8679, na-akọwapụta mgbama dị elu, mgbama ọsọ dị ala, ike ọkọnọ, nkọwa oge nke modul, ma kọwaa interface ngwa anya ma dọpụta nkọwa agba mgbanaka.
SFF-8636, na-akọwa ozi ebe nchekwa, ebe nchekwa na-agụ na ide ọrụ.
SFF-8661, na-akọwa nha nke modul, nha mkpịsị aka ọla edo na nkọwapụta nke ntinye na mwepụ nke modul.
SFF-8662 na SFF-8663 na-akọwa oghere na njikọ (ụdị A) nke QSFP28 modul.
SFF-8672 na SFF-8683 na-akọwapụta oghere na njikọ (ụdị B) nke modul QSFP28.
SFF-8682 na SFF-8683 na-akọwapụta oghere na njikọ nke QSFP14 na modul ọnụego dị n'okpuru.
Enwere ike ịlele ozi mgbakwunye ndị ọzọ maka QSFP na usoro Infiniband. (Mpịakọta InfiniBand TM ArchitectureSpecification)
Ọkọlọtọ XFP
XFP (10 Gb / s Small Form Factor Pluggable modul, ebe X nọchiri anya 10 na ọnụọgụ Rome ma ejiri ya maka SONET OC-192, 10 Gigabit Ethernet, na ọwa fiber) ezinụlọ protocol: XFP Ọ bụ modul nwere ike ịgbagharị ogologo, nke bụ nke XFP MSA kọwapụtara na mbụ wee nyefee ya na nzukọ SFF maka mbipụta. Usoro XFP gụnyere SFF-8477 na INF-8077.
Usoro INF8077 na-akọwa nha, interface eletriki, ozi ebe nchekwa, njikwa nkwurịta okwu na nchọpụta nke modul XFP (usoro ahụ gụnyere akụkụ niile nke modul). A na-ahazi SFF-8477 maka njikwa ngbanwe ogologo ogologo.
Ọkọlọtọ CXP
CXP (12x Small Form-factor Pluggable, 12-channel small pluggable pack), ebe C na-anọchi anya 100G, nke a na-ejikarị maka Infiniband, fiber channel, Ethernet) bụ ndị Infiniband na-ahazi usoro iwu.
Annex A6 120 Gb / s 12x Small Form-factor pluggable (CXP) InterfaceSpecification for Cables, Active Cables & Transceivers na-enye akụkụ niile nke nkọwa CXP (nwere ike ibudata n'efu na www.infinibandta.org). Na mgbakwunye, nzukọ SFF na-ahazi oghere ọta na oghere kaadị maka CXP nke ọkwa ọsọ ọsọ dị iche iche.
SFF-8617 Obere Multilane 12X Shielded Cage / Njikọ 12 ọwa CXP oghere na nkọwa oghere bọọdụ modul.
SFF-8642 EIA-965 Mini Multilane 10 Gb/s 12X Shielded Cage / Connector (CXP10) 12x10Gb / s CXP modul onu na modul osisi oghere nkọwa.
SFF-8647 Mini Multilane 14 Gb / s 12X Shielded Cage / Njikọ (CXP14) 12x14Gb / s CXP modul onu na modul nkọwa oghere osisi.
SFF-8648 Obere Multilane 28 Gb / s 12X Shielded Cage / Njikọ (CXP28) 12x28Gb / s CXP modul oghere na nkọwa oghere bọọdụ modul.
microQSFP (miniaturized QSFP), a multi-dimensional protocol guzobere na 2015, bụ 4 ọwa dị ka QSFP, ma size bụ naanị size nke SFP modul, na ọ na-akwado 25G na 50G (PAM4 modulation) ọwa ọnụego. Site n'ichepụta ọkụ ọkụ na-ekpo ọkụ na ụlọ modul, ọ nwere arụmọrụ okpomọkụ ka mma. “Micro QuAD SMALL FORM-FACTOR PUGGABLE Ọwa anọ PUGGABLE TRANSCEIVER, HOST CONNECTOR, & CAGE ASSEMBLY FORM FACTOR” na-akọwa nkọwapụta micro-QSFP.
ngwugwu CFP
Ewezuga ngwugwu SFP na QSFP, CFP kwesịrị ịbụ ụdị nkwakọ ngwaahịa kachasị na modul anya. C dị na CFP na-anọchi anya 100 na elekere ọnụọgụ Rome, yabụ CFP na-elekwasị anya na ngwa nwere ọnụego 100G (gụnyere 40G) na karịa.
Ezinụlọ CFP na-agụnyekarị CFP/CFP2/CFP4/CFP8, nke CFP8 ka nọ n'usoro atụmatụ.
N'adịghị ka ọnụọgụgụ ndị ọzọ 10 na 28 dị n'azụ QSFP, nke na-anọchi anya ọkwa ọsọ ọsọ, ọnụọgụ dị n'azụ CFP na-anọchi anya ọgbọ ọhụrụ, nke nwere nnukwu ọnụ (ma e wezụga CFP8) na njupụta dị elu.
Mgbe mbụ a tụrụ aro ngwugwu CFP, ọ na-esiri ike na teknụzụ iji nweta otu ọnụego 25Gb / s, yabụ akọwapụtara ọnụego eletrịkị nke CFP ọ bụla dị ka ọkwa 10Gb / s, na 40G na 40G nwetara site na 4x10Gb / s na 10x10Gb. / s eletriki interfaces. 100G modul ọsọ. Ogo nke modul CFP buru ibu nke na ọ nwere ike itinye ọtụtụ ọrụ na motherboard n'ime modul iji wuchaa [ASIC (SerDes)]. Mgbe ọsọ nke ụzọ ngwa anya ọ bụla adabaghị na ọsọ sekit, ị nwere ike mezue ntụgharị ọnụego site na sekit ndị a (igbe Gear) Dịka ọmụmaatụ, a na-atụgharị ọdụ ụgbọ mmiri 4X25Gb / s n'ọdụ ụgbọ mmiri eletrik 10x10Gb / s.
Nha CFP2 bụ naanị ọkara nke CFP. Igwe ọkụ eletrik nwere ike ịkwado otu 10Gb / s, ma ọ bụ otu 25Gb / s ma ọ bụ ọbụna 50Gb / s. Site na 10x10G, 4x25G, 8x25G, na 8x50G eletriki interfaces, 100G / 200G / 400G modul ọnụego nwere ike nweta.
A na-ebelata ogo CFP4 ka ọ bụrụ ọkara nke CFP2. Igwe eletriki eletrik na-akwado otu 10Gb / s na 25Gb / s, a na-enweta ọsọ ọsọ nke 40G / 100G site na 4x10Gb / s na 4x25Gb / s. CFP4 na QSFP modul yiri nnọọ, ha abụọ bụ ụzọ anọ, ma na-akwado 40G na 100G; ihe dị iche bụ na CFP4 modul nwere ọrụ nchịkwa dị ike karị na nha buru ibu (nke a bụ ihe na-adịghị mma maka nkwukọrịta data dị elu), ma nwee ike ịkwado ọrụ buru ibu. Oriri ike, maka akara ọsọ dị elu karịa 25Gb / s na ọnọdụ nnyefe dị anya (chọrọ njikwa okpomọkụ TEC, nnukwu ike oriri), uru nke CFP4 modul na ike oriri na ikpo ọkụ ọkụ nwere ike igosipụta.
Ya mere, nkwurịta okwu data dị mkpirikpi bụ isi ụwa nke QSFP; maka ngwa 100G-LR4 10km, CFP4 na QSFP28 na-ekewa n'otu aka ahụ.
E gosipụtara ụkpụrụ ezinụlọ CFP na ọnụ ọgụgụ ndị a: ọkọlọtọ ọ bụla nwere faịlụ 3, nke "CFPx MSA Hardware Specification Revision" bụ faịlụ mmemme, nke na-akọwa n'ụzọ dị nkenke echiche modul, njikwa modul, interface eletriki, nha igwe, interface ngwa anya. aghụghọ oghere na nkọwa ndị ọzọ, akwụkwọ abụọ ndị ọzọ na-akọwapụta akụkụ igwe zuru ezu.
CFP MSA nwekwara nkọwa nka nka ọha abụọ, PIN Okike REV.25 na-akọwapụta nkọwa pin modul, yana “CFP MSA Management Interface Specification” na-akọwa njikwa njikwa modul na debanye aha ozi n'ụzọ zuru ezu.
Igwe ọkụ eletrik dị elu nke modul CFP na-adabere na ngwa a, ma na-ezo aka CAUI, XLAUI, na CEI-28G / 56G nkọwa eletrọnịkị na IEEE802.3.
CFP8 bụ ngwugwu akwadoro maka 400G, na nha ya dabara na CFP2. Igwe ọkụ eletrik na-akwado ọsọ ọwa nke 25Gb / s na 50Gb / s, wee nweta 400G modul ọsọ site na 16x25G ma ọ bụ 8 × 50 eletrọnịkị interfaces. CFP8 bụ naanị atụmatụ, enweghị ọkọlọtọ maka nbudata ọha.
E hiwere CDFP MSA na 2013, na ọkọlọtọ nkwakọ ngwaahịa CDFP ha wepụtara bụ ọkọlọtọ ngwugwu ngwa anya modul 400G mbụ. N'oge ahụ, ọkọlọtọ nke eletrọnịkị interface bụ naanị 25Gb / s (OIF-CEI-28G-VSR), ya mere CDFP mere nanị 16 ọwa, na mechaa 400G modul ọnụego site 16x25G, na ọ bụ kpọmkwem ezubere iche maka mkpụmkpụ- ngwa ngwa n'okpuru 2km.
Ọ bụrụ na edobere ọdụ ụgbọ mmiri eletrọnịkị ụzọ iri na isii n'usoro, olu ga-adị oke oke, yabụ modul CDFP nwetara bọọdụ PCB abụọ ọnụ wee jiri interface MPO16 na ọdụ ụgbọ mmiri anya. Modul ahụ niile na-ele anya nke ọma karịa abụba! Dị ka nhazi nke ọdụ ụgbọ mmiri anya na eletriki, enwere nha modul atọ na mkpokọta.
Ọkọlọtọ CDFP kachasị ọhụrụ bụ: “400 Gb / s (16 X 25 GB / s) PLUGGABLE TRANSCEIVER Rev 3.0″ nke na-akọwapụta eletrịkị, interface njikwa, ngwa anya, modul / oghere / oghere nke modul CDFP, EMI / ESD ọdịnaya metụtara. Taa, PAM4 dị ọkụ nke ukwuu, a na-eme atụmatụ na a na-anwale ngwugwu a nke ukwuu.
Ụkpụrụ nkwakọ ngwaahịa kacha ọhụrụ na-akwado 400G kwesịrị ịbụ QSFP-DD. E hiwere nzukọ a na February 2016 wee wepụta ọkọlọtọ kachasị ọhụrụ “QSFP DOUBLE DENSITY 8X PLUGGABLE TRANSCEIVER Rev 1.0″ na Septemba 2016. QSFP-DD bụ otu nha dị ka QSFP (naanị n'ihi na enwere ahịrị okirikiri, ntakịrị ntakịrị. ogologo). Isi mgbanwe bụ iji okpukpu abụọ nke QSFP eletriki interface site na anọ ruo asatọ ma kwado ọnụego ọwa 50Gb / s 8X50 bụ 400G). Igwe ọkụ eletrik QSFP-DD dakọtara na QSFP, mana ọ bụghị nke ọzọ.
Mkparịta ụka ndị a dị n'elu bụ modul ngwa anya 100G na 400G. Ka anyị leba anya na CSFP enwere ike ịbịaru nso. Ọ bụ ezie na ọkọlọtọ CSFP kachasị ọhụrụ bụ "nkọwapụta SFP mkpọsa" ewepụtara na 2009, ọ bụghị ihe ochie ma ọlị. Mgbasa ozi pụtara kọmpat karịa modul ngwa anya SFP, yana ọnụọgụ ọwa nwekwara ike ịhazi nke ọma. CSFP na-akọwa ụdị atọ: 1CH campact SFP, 2CH campact SFP option1, na 2CH campact SFP option2.
Nkwakọ ngwaahịa teknụzụ ojii CFP2-ACO
N'ikpeazụ, ka anyị leba anya na teknụzụ ojii kachasị elu na ụkpụrụ nkwakọ ngwaahịa anya: CFP2-ACO. Ọ bụ OIF kọwapụtara ya nke ọma ma na-ezo aka n'ụdị igwe nke CFP2. ACO azụ pụtara modul anya na-emekọ ihe ọnụ. Ọ na-abụkarị nke nwere laser nwere ike imegharị obosara ahịrị dị warara, modulator na ihe nnata na-ejikọta ọnụ. A na-etinye DSP (nhazi mgbaàmà dijitalụ) n'èzí modul. Modul a dị ịtụnanya. Site na teknụzụ modulation DP-QPSK na DP-xQAM, ọnụ ọgụgụ ogologo nke otu ogologo nwere ike gafere 100Gb / s ngwa ngwa, ebe nnyefe nwere ike gafere 2000km.