samagri-sambodhit memory

samagri-patta-yogya smrutee (cam) haah eka vishesh prakarcha sanganak smrutee aahe joou vishisht atee-vegwan shodh anuprayoganmadhye vaparla jaato. yala sahyogi smrutee kinwa sahyogi sanchay mhanoonahi olakhale jaate aanee sanchayit kelelya detachya saranyashi input shodh detachi tulana karate aanee tisya detacha patta parat karate. 
camcha vapar networking upkarnanmadhye varanvar keela jaato jithe too mahitee aadhar aanee margdarshak table operationsla gatee deto. yaa prakarchi sahyogi smrutee cashey memarimadhye dekhil vaparali jaate. sahyogi cashey memarimadhye, patta aanee aashay donhi bajula bajula sathavale jaatat. jevha patta julato, tevha sambandhit samagri cashey memarimadhun aanali jaate.
itihas.
1955 madhye doodly elen bakane samagri-sambodhit smrutichi sankalpana shodhun kadhali. bakala 'olakh ekak' chya kalpaneche shrey dile jaate.
hardware sahyogi shreni.
manak sanganak smrutichya ulat, yadruchchik-pravesh smrutee (ramm), jyamadhye vaparkarta smrutee patta puravato aanee ramm tyaa pattyavar sangrahit kelela deta shabd parat karato, cam ashee rachana kelee jaate qee vaparkarta deta shabd puravato aanee cam tyachya sampoorn smruticha shodh gheto qee nahee heey pahanyasathi qee too deta shabd tyat kuthehi sangrahit aahe qee nahee. jarr deta shabd sapadala tarr cam eka kinwa adhik sathavan pattyanchi yadee parat karato jithe shabd sapadala hota. asha prakare, cam heey softwarechya drushtine jyala sahyogi arrey mhatale jaeel tyache hardware moort swaroop aahe.
1955 madhye doodly elon bakane prastavit kelyapramane, ashich sankalpana "deta verd recognition unit" madhye aadhalu shakate.
manke.
cams aanee itar network shodh enginansathichi eka pramukh interfaces vyakhya network processing forumne vikasit kelelya look-eside interfaces (laa-1 aanee laa-1 bii) navachya aantarsanchalaniyata kararat nirdisht kelee gelee hotee. aantarsanchalaniyata kararache palan karnari anek upkarane ekatmik upkaran tantradnyan, cyprus semiconductor, aay. bii. emm., broadcom aanee itarandvare tayar kelee gelee aahet. 11 december 2007 roji, oo. aay. eff. neey syrial lucaside (ess. ell. aii.) interfaces karar prakashit keela.
semiconductor amalbajavani.
deta shodh anuprayoganmadhye cam haah rampeksha khoop vegwan aahe. tathapi, camsathi kharchache tote aahet. sadhya sathavan peshi asalelya ramm chipchya ulat, purnapane samantar cammadheel pratyek vaiyaktik memory bitche swatache sambandhit tulanatmak circuit asane aavashyak aahe jenekarun sathavalele biit aanee input biit yanchyatil julani shodhali jaau shakel. yavyatirikt, sampoorn deta verd match signal midvinyasathi deta wordmadheel pratyek selmadhil match output ekatra karane aavashyak aahe. atirikt paripathamule cam chipcha bhautik aakar aanee utpadan kharch vadhato. pratyek tulanatmak paripath pratyek ghadyal chakravar sakriy asalyane atirikt paripathamule vijecha apavyay dekhil vadhato. parinami, camcha vapar keval vishesh anuprayoganmadhye keela jaato jithe qamee kharchik paddhaticha vapar karoon shodh gatee purn kelee jaau shakat nahee. eka yashasvi prarambhik amalbajavani mhanje samanya hetusathi sahyogi processor aay. see. aanee pranali.
2000 chya dashakachya suruvatila cyprus, idt, netalogic, cybercore aanee mosades anek semiconductor kampanyanni networking anuprayoganna lakshya karnari cam utpadane sadar kelee. yaa utpadananna network search injine (aine. ess. eae.), network search accelerator (aine. ess. aii.) aanee dnyan-aadharit processor (keey. bii. pii.) asey label denyat aale hote, parantu moolatah vishesh interfaces aanee networkingsathi anukool vaishishtyansah cam hote. sadhya broadcom keey. bii. pii. ess. chee anek kutumbe upalabdh karoon dete.
paryayi amalbajavani.
veg, smruticha aakar aanee kharch yanchyat vegala samtol sadhanyasathi, kahee amalbajavani prabhavi kamgirila gatee denyasathi pratikruti kinwa pipelining sarkhya hardware yuktya vaparoon, hardwaremadhye manak vruksh shodh kinwa hashing designs vaparoon camchya karyache anukaran karatat. yaa rachana anekada margnirdeshakanmadhye vaparlya jaatat. lulia algoridam hii internet margkraman sarnyanmadhye aavashyak asalelya sarvat lamb upsarg julani shodhansathi eka karyaksham amalbajavani aahe.
tribhuj cams.
binary cam haah camcha sarvat sopa prakar aahe aanee too purnapane 1s aanee 0s asalele deta shodh shabd vaparato. turnery cam (tii. keey. emm.) sangrahit shabdatil eka kinwa adhik bitsathi 'ex' kinwa 'kalji karoo nakaa' yaa yaa tisya sthitila anumati dete, asha prakare shodhat lavchikta jodate. udaharanarth, tri-cammadhye sathavalela '10xx0' haah shabd '10000', '10010', '10100' kinwa '10110' yaa chaar shodh shabdanpaiki konatyahi ekashi julavun gheil. atirikt shodh lavchikta binary campecsha atirikt kharchane yete kaaran antargat memory selane aata binary camsathi donaivaji teen sambhavya sthitee encode karane aavashyak aahe. hii atirikt sthitee samanyatah pratyek smrutee kakshat mukhavata biit (kalji ghya kinwa kalji karoo nakaa) jodoon amalat aanali jaate.
udaharan anuprayog.
sanganak networking upkarnanmadhye samagri-patta lavnyayogya smruticha vapar anekada keela jaato. udaharanarth, jevha network switchla tyachya eka portmadhun deta frame milate, tevha tee framechya soars mack pattyasah aanee too jyaa portvar prapt jhaala hota tyaa ports antargat table adyayavat karate. tyanantar teey frame konatya portvar forward karane aavashyak aahe heey nirdharit karnyasathi tablemadhil gantavya mack patta pahate aanee tyaa portvar pathavate. mack address table sahasa binary cams karyanvit kele jaate jenekarun gantvyasthan poort khoop lavkar sapadu shakel, jyamule switchi vilambata qamee hoil.
tribhuj camscha vapar anekada jaale margnirdeshakanmadhye keela jaato, jithe pratyek pattyache done bhag asatatah jaale upsarg, jeey subnet sanrachanenusar aakarat badaloo shakate aanee yazman patta, joou urvarit bits vyapato. pratyek subnetmadhye eka network mukhavata asato joou pattyache konate bits network upsarg aahet aanee konate bits yazman patta aahet heey nirdisht karato. routerdware rakhalya rakhalya routing tablecha sallah gheuun margkraman kele jaate jyamadhye pratyek dnyat gantavya network upsarg, sambandhit network mukhavata aanee tyaa gantvyasthanavar packett margit karnyasathi aavashyak mahitee asate. softwarechya sopya amalbajavanimadhye, router margkraman tablemadhil pratyek nondisah margkraman karnyasathichya packetchya gantavya pattyachi tulana karato, bitwice aanee network masks kamgiri karato aanee network upasargasah tyachi tulana karato. jarr teey samaan asateel tarr sambandhit marg mahiticha vapar packett pudhe pathvanyasathi keela jaato. margdarshak tablesathi tri-cam vaparane shodh prakriya atishay karyaksham banavate. pattyachya yazman bhagasathi 'kalji karoo nakaa' vaparoon patte sangrahit kele jaatat, tyamule tyamule gantavya patta pahatana lagech yogya margkraman nond milate; masking aanee tulana donhi cam hardwaredware kelee jaatat. jarr (aaa) jaale mukhavatachi lambi qamee honyachya kramane nondi sathavalya gelya aanee (buub) yantrasamagri keval pahili julanari nond parat karate; asha prakare, sarvat lamb jaale mukhavata (sarvat lamb upsarg jull) saha julani vaparali gelee tarr heey karya karate.
itar cam anuprayoganmadhye heey samavisht aaheh

