Kwimeko yesicelo esiqhelekileyo se-NPB, eyona ngxaki inzima kubalawuli yilahleko yepakethi ebangelwa kukuxinana kweepakethi ezibonisiweyo kunye neenethiwekhi ze-NPB. Ilahleko yepakethi kwi-NPB inokubangela ezi mpawu ziqhelekileyo kwizixhobo zokuhlola umva:
-Ilamlo iveliswa xa isalathi sokubeka iliso kwi-APM sincipha, kunye nentengiselwano yokuphumelela kuyancipha
-Umsebenzi we-NPM yeNethiwekhi yoDlelwane yeNtengiso ye-Alam yenziwa
Inkqubo yokubeka esweni ukhuseleko iyasilela ekufumaneni inethiwekhi kuhlaselo lwenethiwekhi ngenxa yomsitho
-Ilahleko yeziganeko zokuziphatha zokuziphatha eziveliswa yinkqubo yophicotho lwenkonzo
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Njengenkqubo ephakathi kunye nokusasaza kwenkqubo ye-pappass, ukubaluleka kwe-NPB kukuzibonakalisa. Kwangelo xesha, indlela esetyenziswa ngayo i-packet yedatha yedatha yahluke ngokupheleleyo kwiteknoloji yenethiwekhi ephilayo, kunye netekhnoloji yolawulo lokuhamba kwezithuthi zenkonzo ezininzi zenkonzo eziphilayo azisebenzi kwi-NPB. Ungasombulula njani ukucombulula kwepakethi ye-NPB, masiqale kwingcambu yesaphulelo yelahleko yepakethi ukuyibona!
I-NPB / I-TAP yePakethi yePakethi yokulahleka kwengcambu yengcango
Okokuqala, sihlalutya indlela yokwenyani kunye nolwalamano lwemephu phakathi kwenkqubo kunye nokungena kunye nokuphuma kwenethiwekhi 1 okanye yenqanaba le-NPB. Nokuba loluphi uhlobo lweefom ze-NPB zenethiwekhi, njengenkqubo yokuqokelela, kukho igalelo elininzi lendlela kunye nolwalamano phakathi kwendlela "yokufikelela" kunye "nemveliso" yayo yonke inkqubo.
Emva koko sijonga imodeli yeshishini ye-NPB ukusuka kwimbono ye-AIC ye-anic chips kwisixhobo esinye:
Inqaku loku-1: "Ukugcwala" kunye "nenqanaba lezinto ezibonakalayo" zegalelo kunye neendlela zokuphuma ze-asymmetrical, okukhokelela kwinani elikhulu leziqhushumbisi sisiphumo esingenakuphikiswa. Ngobuninzi obuqhelekileyo-to-on okanye uninzi lwezinto ezininzi zokugcwaliswa kwezithuthi, inqanaba lomzimba loxhilo-zimvo lihlala lincinci kuneqondo lomzimba lilonke lonxibelelwano. Umzekelo, amajelo ali-10 okuqokelelwa kwe-10g kunye ne-1 ijelo lemveliso ye-10G; Kwimeko ye-sundoymet ye-sundoymevel, zonke ii-NPBBs zinokujongwa xa zizonke.
Inqaku lesi-2: I-AICIC CHIP DACHICS ilinganiselwe kakhulu. Ngokwemigaqo ye-AIC esetyenziswayo ngoku, i-chip ene-640Gbps yokutshintshisela i-scorick ine-3-10Mytes; I-chip ye-3.2TPSPS ye-Chip ine-cache ye-20-50 mbytes. Kubandakanya i-rosacom, enganxibanga zihlangu, i-CTC, uMarvell kunye nabanye abavelisi beetshipsi.
Inqaku lesi-3: I-Ofisi yesiqhelo yokuphela kwenkqubo ye-PFC yokuhambahamba ayisebenzi kwiinkonzo ze-NPB. Eyona nto iphambili kwi-PFC yoLawulo lweNdlu yokuHamba i-PFC kukufezekisa ingxelo yokuphela kwendlela yokuphela kwendlela, ekugqibeleni inciphise ukuthunyelwa kweepakethi kumgaqo wokunxibelelana. Nangona kunjalo, imithombo yepakethi yeepakethi ze-NPB ziyipakethi ezikwiipakethi eziboniswayo, ngoko ke isicwangciso sokulungisa isiCovention inokulahlwa okanye igcinwe.
Oku kulandelayo yimbonakalo ye-microw ye-micro-bibs kwi-curve yokuhamba:
Ukuthatha isinxibelelanisi se-10G njengomzekelo, kumgangatho wesibini wendlela yokuhlalutya umzobo wetrayi, izinga zendlela igcinwa malunga ne-3bbbps ixesha elide. Kwisithuba sokuhlalutya umkhondo we-microllisecond, i-spike traffic spike (i-microburst) igqithile kakhulu kwi-10G yokujonga i-10G.
Iindlela eziphambili zokunciphisa i-NPB Microbrst
Ukucutha ifuthe le-Asymmetric Presmart Dismatch- Xa uyila uthungelwano, ukunciphisa igalelo le-asymmetric kunye nokukhupha amanqanaba okujonga ngokwasemzimbeni kangangoko kunokwenzeka. Indlela yesiqhelo kukusebenzisa i-Inlinking ephezulu ye-proink, kwaye uphendule amaxabiso o-Asymmmetric (umzekelo, ukukopa i-1 GBIT / S kunye ne-10 GBITRY RRAFT ngaxeshanye).
Yenza umgaqo-nkqubo wolawulo lweCACO weNkonzo ye-NPB-Umgaqo-nkqubo wolawulo lwe-cache oqhelekileyo olusebenzayo kwinkonzo yokutshintsha ayisebenzi kwinkonzo yokuthumela phambili yenkonzo ye-NPB. Umgaqo-nkqubo wolawulo lwe-cache we-static qinisekisa isiqinisekiso samaSciey + ndynamic kufuneka uphunyezwe ngokusekwe kwiimpawu zeNkonzo ye-NPB. Ukwenzela ukunciphisa ifuthe le-NPB Microborst phantsi kolawulo lwendawo ye-chip yangoku.
Ukumiliselwa kolawulo lobunjineli bezithuthi ezihleliweyo-Umisebenzi yokulawulwa kokuhlelwa kwenkonzo yezobunjineli ngokusekwe kulawulo lwezithuthi. Ukuqinisekiswa komgangatho wenkonzo wemigca ephambili ephambili esekwe kudidi lwe-bandwidths yodidi, kwaye uqinisekise ukuba iipakethi zendlela yomsebenzisi zinokudluliselwa ngaphandle kwelahleko yepakethi.
Isisombululo senkqubo efanelekileyo yokuphucula amandla epakethi yepakethi kunye nokwabelana ngetrafikhi-Dibanisa isisombululo ngeendlela ezahlukeneyo zobugcisa ukwandisa amandla epakethi yepakethi ye-AIC CHIP. Ngokulungisa ukuhamba kwiindawo ezahlukeneyo, i-microw ibaleke i-micro-i-curve ye-micro-timed emva kokuzonwabisa.
Ukuncwina kwe-Mubrical Bric Presed Soult
Iskimu 1 - Isicwangciso-qhinga sokulawulwa kwe-cache yenethiwekhi + inethiwekhi ehleliweyo
Isicwangciso solawulo lweCACH esilungiselelwe inethiwekhi yonke
Ngokusekwe ekuqondeni okunzulu kweempawu zenkonzo ye-NPB kunye neemeko zeshishini ezisebenzayo zenani labathengi, ukuqhutywa kwe-Cract Hownic Fortic All "i-™ eqinisekisiweyo yokwabelana nge-COTE ye-STETMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMFEMPCS NEENKONZO. Ukunyamezelana kwe-microburst kufezekiswa kwinqanaba eliphezulu xa i-cache ye-AIP ye-AIP ilungisiwe.
Itekhnoloji ye-Microburst-Ulawulo ngokusekwe kwizinto eziphambili zeShishini
Xa i-plational plationals ihanjisiwe ngokuzimeleyo, inokuba libeka phambili ngokwesixhobo sokuhlalutya ngasemva okanye ukubaluleka kwedatha yenkonzo ngokwayo. Umzekelo, phakathi kwezixhobo ezininzi zohlalutyo, i-APM / BPC inento ephambili kunohlalutyo lwezokhuseleko / ukhuseleko kuba kubandakanya ukubekwa kweliso kunye nokuhlalutya idatha eyahlukeneyo yesalathisi senkqubo ebalulekileyo yeshishini. Ke ngoko, kule meko, idatha efunekayo kwi-APM / BPC inokuchazwa njengeyona nto iphambili, idatha efunekayo kukubeka iliso kwizixhobo zovavanyo / kunye nedatha efunekayo kwizixhobo eziphantsi zinokuchazwa njengeyona nto iphambili. Xa iipakethi zedatha eziqokelelweyo zifaka i-port port, izinto eziphambili ngokubaluleka zichazwa ngokweepakethi zeepakethi. Iipakethi eziphambili ngokubaluleka zidluliselwe ngokuthe ngqo emva kokuba iipakethi eziphambili zidluliselwa, kwaye iipakethi zezinto eziphambili zidluliselwa emva kokuba iipakethi eziphambili zidluliselwa. Ukuba iipakethi zezinto eziphambili ngokubaluleka ziyaqhubeka zifika, iipakethi zezinto eziphambili ngokubaluleka zidluliselwe ngokuthe ngqo. Ukuba idatha yegalelo idlula isakhono esidlulayo sezibuko lemveliso ixesha elide, idatha egqithisileyo igcinwe kwi-cache yesixhobo. Ukuba i-cache igcwele, ifowuni ikhusela iipakethi ze-odolo esezantsi. Inkqubo yolawulo ebekekileyo iqinisekisa ukuba izixhobo zohlalutyo eziphambili zinokufumana ngokufanelekileyo idatha yentsusa yezithuthi ezifunekayo kuhlalutyo ngexesha lokwenyani.
Itekhnoloji ye-Microburst yeTekhnoloji-yendlela yokuqinisekiswa kwesiqinisekiso somgangatho wenkonzo yenethiwekhi
Njengoko kubonisiwe kumzobo ongentla, itekhnoloji yokuhlelwa kwendlela isetyenziselwa ukwahlula iinkonzo ezahlukeneyo kuzo zonke izixhobo kumhlaba wokufikelela, i-Aggreragaredregareration / kunye nezinto eziphambili ngokubaluleka zimakishwe kwakhona. I-SDN Loguluphe ihambisa umgaqo-nkqubo ophambili wendlela ngendlela esembindini kwaye isebenza kwizixhobo zokudlulisela phambili. Zonke izixhobo ezithatha inxaxheba kwinethiwekhi zichongiwe kwimigca ephambili eyahlukeneyo ngokwezinto eziphambili eziphathwa ziipakethi. Ngale ndlela, iipakethi eziphambili ze-paket eziphambili ze-tcket zinokufumana ilahleko yepakethi ye-zero. Ukusombulula ngempumelelo ingxaki yePakethi yePakethi yePakethi ye-APM ye-APM kunye noPhicotho lweeNkonzo eziKhethekileyo bedlula iinkonzo zendlela.
Isisombululo 2 - I-GB-Inqanaba lokwandiswa kwe-GB SCHACH System
I-GB yenkqubo ye-GB ye-GB
Xa isixhobo secandelo lethu lokufunyanwa kwetrafikhi linezakhono zokusebenza ezisebenzayo, inokuvula inani elithile lendawo kwimemori (i-RAM) yesixhobo njenge-buffer yehlabathi yesixhobo, esiphucula kakhulu ubungakanani besixhobo. Kwisixhobo sokufumana esinye, ubuncinci umthamo we-GB unokubonelelwa njengendawo ye-cache yesixhobo sokufumana. Itekhnoloji ye-buffer yenza ubungakanani beyunithi yethu yokufumana i-traffications Phantsi kwenqanaba elifanayo lokudlulisela, ixesha elincinci elincinci lokuqhayisa ngesixhobo seyunithi yethu yokufunyanwa kwetrafikhi ide. Inqanaba le-milzecond elixhaswe zizixhobo zokufumana lemveli sele liphuculwe kwinqanaba lesibini, kunye nexesha le-microlring elinokuhlala liye landa ngamawakawaka amawaka.
I-Multi-Cedi-Traftity
Itekhnoloji ye-Microburst-isisombululo esekwe kwi-buffer enkulu ye-buffer goring + inyama yetrafikhi
Ngomsebenzi omkhulu obalaseleyo we-buffer, idatha yezithuthi eziveliswe yi-micro-fully igcinwe, kwaye itekhnoloji yokuhambahamba kwezithuthi isetyenziswa kumnxibelelanisi ophumayo ukuze kufezekiswe iziphumo zepakethi kwisixhobo sokuhlaziya kwisixhobo sokuhlaziya kwisixhobo sokuhlaziya kwisixhobo sokuhlaziya. Ngokusebenzisa le teknoloji, ilahleko yepakethi yepakethi ebangelwa yi-Micro-Flob iconjululwe.
Ixesha lokuposa: NgoFebruwari-27 ukuya ku-4024
