Polokalame-faʻamatalaina Optical Network (SDON) Standard Alualu i Luma ma New Technology Hotspots

Polokalame-faʻamatalaina Optical Network (SDON) Standard Alualu i Luma ma New Technology Hotspots

Polokalame-faʻamatalaina vaʻaiga fesoʻotaʻiga (SDON) tuʻufaʻatasia polokalama-faʻauigaina 'upega tafaʻilagi (SDN) ma felauaiga fesoʻotaʻiga. O se suʻesuʻega nofoaga i le vaega o felauaiga pulega faʻatautaia. O loʻo iai le tele o ana mea e alu iai i le packet transport network (PTN) ma e faʻaaoga o auala e feaveaʻi ai (OTN). Ma i totonu o le network management structure, information model, North-south south interface, ma isi itu, na fausia se faasologa o tulaga faatonuina. Faatasi ai ma le tulaʻi mai o manaʻoga o faʻatonutonu pei o le 5G network technology ma cloudized private lines, o fesoʻotaʻiga manaʻoga o le felauaiga fesoʻotaʻiga pulega ma le faʻatonutonuina o le faʻatulagaina ma le sili atu-vaega tautua galulue felagolagomaʻi sili manino, ma e manaʻomia ina ia mafai ona ausia le faamaopoopoina pulega ma le faʻaautu faʻamatalaga network slice faʻatonutonu ma le pito i luga-vaega pisinisi pulega ma pulega faiga. Mai le vaʻaiga o le faʻaleleia atili o le lelei o le faʻagaioiga ma le tausiga, e manaʻomia le i ai o foliga fou e pei o le tuʻufaʻatasia pulega ma le pulega ma le atamai galuega ma le tausiga o le faʻaleleia fesoʻotaʻiga pulega ma le faiga faʻatonutonu.

Muamua, SDON faʻavaomalo ma faʻavaomalo faʻavaʻa masani faiga e matua atoatoa

I le tulaga o le faʻavaomalo faʻavaomalo, o le tulaga faʻatulagaina galuega o le faasalalauga sisitema SDON e tele na maeʻa ona faia e le tele o faʻalapotopotoga faʻalapotopotoga pei o ITU-T, ONF, ma IETF.

O le ITU-T autu ITU-T taulai atu i le faʻatautaia ma le faʻatonutonuina o le fale o le 5G felauaiga fesoʻotaʻiga, le faʻataʻamilomilo pulega fasi, ma le faʻataʻitaʻiga faʻataʻitaʻiga o le L0 vaega agai atu i le vaega L2. I le taimi nei, ua maeʻa faʻatulaga e le ITU-T ni auiliiliga se lua mo le G.7701 faʻatonutonuina lautele ma le ITU-T G.7702 felauaiga network SDN control architecture i le tulaga o pulega ma pulega faʻatonutonu; ITU-T G.7711 faʻamatalaga lautele i tulaga o fesoʻotaʻiga faʻataʻitaʻiga faʻataʻitaʻiga O le faʻataʻitaʻiga faʻamatala se faʻataʻitaʻiga-tutoatasi faʻamatalaga faʻataʻitaʻiga, ITU-T G.854.1 faamatala le L1 layer network model, ma le ITU-T G.807 (G.media) e faamatala ai le L0 vaega vaʻaiga feoloolo pulega faʻatulagaina faʻatautaia fausaga, ITU-T G.876 (G.media-mgmt) pulega faʻatonu ma faʻatonutonu auala o faʻatulagaina ala o ala o faasalalauga ituaiga ua faʻamatalaina, ITU-T G.807 ma G.876 ua faamoemoe e maeʻa faataamilo Iulai 2019 ma atiae e ala i le iloiloga. O le tulitatao ITU-T Q12 / 14 vaega galulue o le a taulaʻi atu i le 5G pulega fausaga ma faʻataʻitaʻiga suʻesuʻega i le faʻasalalauga fesoʻotaʻiga SDN pulega ma le pulea, ma vaetamaina le tisaini faʻataʻitaʻiga (VN) faʻataʻitaʻiga ma le tagata o tausia / server ogatasi luga o le vaega vavaega. Ia iloa le faʻatonutonu o fesoʻotaʻiga felauaiga, ma suʻesuʻe le faʻafou o fesoʻotaʻiga i lalo ole pulega tutotonu.

O loʻo taulaʻi le ONF i le galuega e fesoʻotaʻi ma le SDN faʻamatalaga faʻataʻitaʻi o felauaiga. E tele lava ina faʻatautaia e le Network Information Model (OTIM) vaega galue. Na atiaʻe faʻamatalaga talafeagai e pei o le TR-512 Core Information Model (CIM) ma le TR-527 Transport API (TAPI) faʻatulagaina o galuega. Toe tulitatao faʻapitoa e taulaʻi i le puipuiga o fesoʻotaiga, OAM faʻataʻitaʻiga faʻataʻitaʻiga, L0 vaega OTSi faʻataʻitaʻiga faʻataʻitaʻiga ma isi galuega talafeagai.

O le IETF e tele lava ina taulaʻi ile faʻatonutonu ole faʻataʻitaʻiga o feʻaveaʻiga, IP network ma le network virtualization, ma e faʻamatala ai le metotia o le network e faavae ile YANG. O le vaega a lana TEAS o loʻo faʻamamaina nei le ACTN-based virtual network (VN) control model. O lona tulaga faʻainisinia taʻavale (TE) auala ma TE faʻataʻitaʻiga o faʻataʻitaʻiga ua maeʻa maeʻa. O nei faʻataʻitaʻiga e mafai ona faʻaaogaina mo le tutoatasi-tutoʻatasi fesoʻotaʻiga-faʻavae i luga o fesoʻotaʻiga fesoʻotaʻiga. O le faʻatautaia o fesoʻotaiga ma faʻataʻitaʻiga e fesoʻotaʻi i mea o loʻo faʻatinoina i lalo o loʻo tuʻufaʻatasia i totonu o le vaega o galuega a le CCAMP, e aofia ai ala vaʻai OTN, topologi, ma pisinisi faʻataʻitaʻi. O le IETF o le a faʻaauau pea ona atiaʻe tulaga faʻataʻitaʻi mo fesoʻotaʻiga i upega tafailagi, faʻamauina o le upega tafailagi, pulega 5G ma isi vaega, ma faʻaleleia atili le fesoʻotaʻiga o le IETF YANG ma ona faʻaaogaina.

I se tulaga lautele, tulaga faʻavaomalo faʻavaomalo faʻataʻitaʻiga pei o ITU-T, ONF, ma IETF faʻamaeʻa lelei faʻamaeʻaina galuega mo SDON. O loʻo taulaʻi nei le suʻesuʻega i luga o le 5G control technology ma le faʻaleleia atili o faʻamatalaga talafeagai i auala o femalagaiga. I tulaga o galuega i totonu o le lotoifale, Saina Fesootaiga Tulaga Asosi (CCSA) ua atiae a sili atoatoa maeʻa-faʻamatala-polokalama tisaini tisaini tulaga faʻataʻitaʻiga, e aofia ai lautele-faʻamoemoega SDON pulega ma faʻatonutonu tekinolosi, polokalama-faʻataʻitaʻiga felauaiga femalagaiga network (SDOTN), ma polokalama- faamatalaina auala sifi femalagaiga (SPTN). Faasologa o tulaga faatonuina.

Lua, polokalama-faʻamatalaina vaʻaiga fesoʻotaʻiga (SDON) fou suʻesuʻega foliga foliga mai

Faatasi ai ma le oʻo mai o le 5G tekonolosi ma ao o fesoʻotaʻiga fesoʻotaʻiga upega tafailagi, o loʻo atagia mai ni fesoʻotaʻiga fesoʻotaʻiga matata eseese (SDON) nisi nofoaga fou suʻesuʻega, e aofia ai le galulue soosootauau pulega ma le puleaina, tele-layer network management and control, network slice management, smart intelligence and maintenance , ma pule. Puipuiga o le masini, etc.

(1) Unified control avea ma fofo autu mo le SDON controller deployment

Lelei le evolusione mai i le upega tafailagi, puipuia le oi ai o tupe teufaafaigaluegaina tupe, ma i le taimi lava e tasi e faia ai le fesoʻotaʻiga faʻatonutonu galuega faʻatonutonu ma masani faʻatautaia galuega o loʻo i ai se poto masani i le faʻaaogaina tagata, ma o le 'au faʻatautaia fesoʻotaʻiga o loʻo i ai le manaʻoga mo soʻofaʻatasi pulega ma pulega. Ole aoga faapitoa foliga o le aufaʻatasi tuʻufaʻatasi ma le pulea e aofia ai le vaetamaina o se soofaatasi pulega ma tulaga faʻatonutonu e ausia le tuʻufaʻatasia faʻatulagaina o le pulega, puleaina, ma atamai atamai taotoga ma le tausiga; le faʻaaogaina o se tuʻufaʻatasi o faʻataʻitaʻiga e puipuia ai faʻafitauli o feteʻenaʻiga i le va o faʻatonuga eseese ma faʻaitiitia ai le faʻaitiitia o le faʻatupuina o le gaioiga e mafua mai i faʻamaumauga tuʻufaʻatasia; O le soʻotaga unbound tuaoi e faʻaaogaina e tuʻuina mai se fesoʻotaʻiga tatala e faʻavae i luga ole faʻataʻitaʻiga O le na iloa ai le polokalame o fesoʻotaʻiga o fesoʻotaʻiga. Aufaʻatasia faʻatulagaina faiga I le moni faʻatulagaina o fesoʻotaʻiga, le itulagi vaevaega e mafai ona faʻavae i luga o fesoʻotaʻiga faʻatino manaoga o se tuʻutuʻuga pule faʻataʻitaʻi, o le maliega faʻauigaina faʻauiga se itulagi faʻasoasoaina o se vaega tele o le i totonu o le initaneti, e faʻaititia ai le faʻailogaina felauaiga fesoʻotaʻiga fesoʻotaʻiga fesoʻotaʻiga, faʻaleleia auaunaga puipuiga Toe faʻafoi le faatinoga. E mafai ona faʻavasega saʻo e le auvaʻa tautua le faʻatulagaina o tautua e faʻatino le faʻapipiʻiina o le mea e faʻatonutonu ai, poʻo se fale tele e fesoʻotaʻi ai. E ala i le tuʻufaʻatasia o galuega a le gaosi oloa EMS / OMC ma le pule faʻatonutonu (DC), le autasi pulega ma le puleaina o punaoa i le felauaiga vaega mafai ona iloa; e ala i le tuʻufaʻatasia o le vaega o loʻo i luga o le aseta e tuʻufaʻatasia ma le faʻatulafonoina le faʻatulafonoina ma le tele-vaega aufaʻatasi felagolagomaʻi (SC) o le faʻalapotopotoga feʻaveaʻiga, Unified orchestration o pisinisi tele-domain.

(2) SDON manaʻomia le fofo le faʻafitauli o le tele-layer network management and control

O le isi augatupulaga feʻaveaʻiga fesoʻotaʻiga lagolago tele vaega o fesoʻotaʻiga, e aofia ai le L0 vaega i le L3 layer network network technology. Eseese metotia tekonolosi e mafai ona faʻaaogaina i vaega eseese, poʻo le tele vaega o fesoʻotaʻiga fesoʻotaʻiga upega tafailagi i le tutusa 'upega tafaʻilagi vaega. Polokalama-faʻamatalaina o fesoʻotaʻiga vaʻaia tatau ona i ai le tele-layer, multi-domain network management function.

Ole faʻatautaia ole tele-layer ma multi-domain network e mafai ona faʻaaogaina se unified multi-layer management network model, lea e mafai ona iloa e ala i le tipiina ma faʻalauteleina le faʻataʻitaʻiga i lalo o le masani masani tusiata fale. O le ITU-T G.7711 / ONF TR512 e faʻamatala ai se uiga masani o fesoʻotaʻiga fesoʻotaʻiga. O le IETF e faʻamatala foi tekonolosi-tutoatasi TE network models ma le IP network models i lalo o le unified model architecture, ETH, ODU, L3VPN, optic layer, and other network technology. O le faʻataʻitaʻiga faʻataʻitaʻiga faʻataʻitaʻiga e mafai ona faia i luga o le faʻavae o luga, tuʻutuʻuga ma le faʻalautele, ma faʻamaninoina le faʻataʻavale a le unified Northbound interface information model.

I se faʻaopopoga, o le faʻalapotopotoga feʻaveaʻiga pulega ma pulega faʻatonutonu e tatau ona i ai le fuafuaina ma le faʻaleleia o galuega o le tele-layer network punaoa ina ia maua ai le sili ona faʻatulagaina o tele-layer network network resources. Mo le fesoʻotaʻiga-faʻataʻitaʻiga auaunaga routing faiga, soʻotaga soʻotaga fesoʻotaiga tisaini routing faiga faʻavae ma faʻatapulaʻaina, e aofia ai L0 vaega vaega vaʻaiga mata, L1 vaega ODU / FlexE auala, L2 vaega ETH auaunaga, L3 vaega SR-TP tunnel, ma isi, atonu, vaetamaina. O le tuʻufaʻatasia faʻatulagaina fuafuaina fuafuaina ma routing faʻatapulaʻa faiga faʻavae, pei o le pito maualalo hop, taugofie tau, laititi faʻatali, avega paleni, auala vavaeʻese / aofia ai / faʻateʻa punaoa fesoʻotaʻiga, ma fesoʻotaʻiga ituaiga puipuiga o loʻo faʻaaogaina. Mo le L3 layerlessless routing Policy, pei o le SR-BE, dynamic routing e mafai ona faʻatinoina e faʻaoga ai le SDN o loʻo oʻo atu le faʻatulagaina poʻo le tufatufaina atu o faʻaaliga routing BGP.

Mo le faamaopoopoina o le tele-layer routing fuafuaga, o le routing tapulaa e tatau ona lafoina i le va o eseese 'upega tafaʻilagi muamua, e pei o le routing tau o le tautua vaega, SRLG ma isi tapulaʻa, e mafai ona pasi atu i le kalani vaega. O le fesoʻotaʻiga soʻofaʻatasi tau o vaega o le tautua e mafai ona faʻaaogaina mo le kalani. Vaega fuafuaina routing. Lua, tele tulaga o soʻotaga tuʻutuʻuga optimization tatau ona faʻamatalaina multi-layered soʻoga tuʻutuʻu auala faʻalauaʻitele sini, fuafuaga ma faʻatapulaʻaina e ausia ai le tele-layer optimization auala.

(III) Otometi atoa-taamilosaga gaioiga ma le tausiga o le faʻavae manaʻomia o fesoʻotaʻiga fasi fesootaiga

O faʻavasegaga manaʻoga o le fesoʻotaʻiga 5G o loʻo manino mai e manino. E manaʻomia e saunia le tautua a le tagata aveʻese network mo ituaiga tautua eseese e pei o eMBB, uRLLC, ma mMTC. Le puleaina o le network slice avea ma se vaega taua o le control system. Muamua, mo le slice pulega fausaga, o lo o iai nei faʻatautaia fesoʻotaʻiga faʻatulagaina o fausaga, faʻamatalaga faʻataʻitaʻiga, ma le fesoʻotaʻiga fesoʻotaʻiga fesoʻotaʻiga lagolago le pulega faʻataʻamilomilo pulega ma pulea galuega; lona lua, le network slice manaʻomia le atamai fuafua, ma le network slice pulega ei ai uiga o le fesoʻotaʻiga fesoʻotaʻiga ma le faʻafouina. Le tagata faʻatautaia fesoʻotaʻiga faʻatulagaina ma le faʻatonutonuina tatau ona faʻailoaina ni fasi fou fuafuaina ma faʻaleleia atili faʻapitoa galuega; mo le slice pulega faʻagasologa, otometi faʻapipiʻi ma le mataʻituina o mea manaʻomia o le 5G network slicing, ma se tapuni-matasele gaioiga o le mauaina, fausiaina, faagaoioiga ma le tausiga o slice punaoa e tatau ona fausia ia iloa otometi faʻatulagaina ma le faʻagaioiga o le fasi vaega. Vaʻaiga, o le 'auʻaunaga' auʻaunaga e tatau ona lagolagoina le faʻasologa tipiina faʻasologa galuega; mulimuli, faʻavae i luga o manaʻoga o le pito i luga puleaina ma le faʻatulagaina faʻatulagaga o le faʻavae, faʻavae i luga o faʻatekinolosi uiga o le tasi laina vaega, le faʻataʻitaʻiga faʻatautaia ma le faʻatonutonu o le tele-vaega faʻafesoʻotaʻi punaoa, faʻavae i luga o le faʻapipiʻina o manaoga o le pito i luga luga o le fesoʻotaʻiga ma le tekonolosi o le bearer network Features faʻaogaina lenei vaega fasi fasi fesootaiga pulega.

(4) O le atamamai faʻagaioia ma le tausiga e aumaia ni foliga fou i le SDON tekonolosi

Faʻatekinolosi atamai (AI) tekinolosi aumai ni foliga fou i le pulega pulega ma pulega. E ala i le faʻalauiloaina o faʻamaumauga tele o faʻamatalaga i le soʻotaga tagata faigaluega ma faʻalauiloaina masini aʻoga tomai, e mafai ona iloa pisinisi-centric atamai faʻafitauli, AI-faʻavae atamai atamai faʻataʻitaʻiga, ma atamai sese tagata lava ia-atamai fesoʻotaʻiga faʻagaioiga ma le gafatia tausiga e pei o le fuafuaina ma optimization faʻavae i pisinisi. faatinoga mataituina. O le fesoʻotaʻiga atamai faʻatulagaina ma le tausiga tausiga tatau ona lagolagoina le faʻavasegaina, tapunia matasele ma atamai atamai faʻagaioiga ma le tausiga o le fesoʻotaʻiga faʻagaioiga ma le tausiga taamilosaga olaga. I totonu o se tele-tagata faʻatau atu, tele-itulagi, tele-tekonolosi siosiomaga, o se soʻofaʻatasi faʻataʻitaʻiga faʻataʻitaʻiga e tatau ona faʻauigaina e faʻauʻu mai faʻamatalaga mai le tagata faigaluega i luga o le fesoʻotaʻiga mo le auiliiliga o amioga fesoʻotaʻiga. I se faʻaopopoga, amioga e tatau ona faʻauigaina, pei o le atiaʻeina o faʻaletonu pulega faʻataʻitaʻi ma lapataiga lapataiga faʻataʻitaʻiga e taʻitaʻia le atamai faʻagaioiga ma le tausiga o le fesoʻotaʻiga.

Lona tolu, aotelega

Faatasi ai ma le oʻo mai o le 5G tekinolosi ma le faʻaosoina o tulaga moʻomia o fesoʻotaʻiga pei o ao-faʻapitoa laina, polokalama faʻapitoa faauigaina o fesoʻotaʻiga ua aumaia le tele o suʻesuʻega fou. Mai le tulaga o loʻo i ai nei faʻavaomalo, ua fausia uma tulaga faʻavaomalo faʻavaomalo ma faʻatulagaina tulaga o loʻo i ai ma ni polokalame e faamatala i le va o matagi. O le isi suʻesuʻega hotspot o le a avea o le tele-layer network management and controlitect, network slice management, multi-layer network information model, ma pule-faʻavae faʻatonutonu mea. Puipuiga toe faaleleia, ma isi. Polokalama-faʻamatala vaʻaia fesoʻotaʻiga (SDON) o le a atiaʻe agai i soʻofaʻatasi felagolagomaʻi pulega, atamai faʻagaioiga ma le tausiga, ma faʻaleleia atili le fesoʻotaʻiga atamai o le fesoʻotaʻiga ma le puleaina o agavaʻa ma faʻagaioiga ma le lelei tausiga.


Post time: Dec-04-2019