Yuav ua li cas yuav tsum ua li cas yog cov lus "yuam kev 502"?

Nyob rau ntawm lub sij hawm, thaum koj saib thaum twg lwm cov websites thiab cov nplooj ntawv nyob rau hauv Internet, thaum xa mus rau lub ntau yam ntshav ntawm qhov screen ntawm koj saib, tej zaum koj yuav tau txais cov lus "yuam kev 502". Nyob rau hauv cov ntaub ntawv no, koj yuav tsis qhib cov nplooj ntawv ntawm qhov chaw, thiab koj tsis muaj txoj kev mus saib thiab tshawb cov kev pab ntawm lub Web site. Feem ntau, qhov no yuam kev yog vim lub fact tias cov cov teeb meem uas nyob rau hauv lub neeg rau zaub mov, cia li nws yog DNS, npe, los yog hosting neeg rau zaub mov, uas yog tam sim no muab tsis cuag qhov chaw.

Cov kev qhia "kev ua yuam kev 502 phem rooj vag" yuav tsum txhais raws li "Phem Gateway". Qhov no yuav txhais hais tias tus browser (Internet Explorer) rau ntawm koj lub computer thaum koj thov tej ntaub ntawv los ntawm lub Web site tau txais ib qho tsis tsim nyog teb los ntawm lwm neeg rau zaub mov (DNS los yog npe neeg rau zaub mov). Qhov no twb qhia thiab tom qab tso cov lus "502 yuam kev".

Feem ntau cov Internet cov neeg siv tau pheej ces yuav tsum xws li ib tug yuam kev, tab sis rau ib txhia tej zaum nws yuav ua tau tus thawj lub sij hawm. Yuav ua li cas koj ua li cas thaum cov lus "yuam kev 502" yuav tshwm nyob rau hauv koj lub computer screen? Thawj kauj ruam yog mus xyuas seb puas muaj kev nkag tau mus rau hauv Internet. Ua li no, hom nyob rau hauv lub browser mus rau lwm qhov chaw uas yog guaranteed mus ua hauj lwm nyob rau lub sij hawm ntawd vim hais tias, piv txwv li, cov neeg nkag tau mus rau hauv Internet yog nqa tawm ntawm ib lub npe neeg rau zaub mov es tsis ncaj qha los ntawm lub modem kev cob cog rua rau koj lub computer los yog kos nyob rau hauv nws. Nyob rau hauv lub caij nyoog kawg no cov ntaub ntawv, qhov yuam kev yog kuaj nyob rau hauv ntau yam, ces tus Internet ntawm ib tug LAN system yog tsis tau soj ntsuam xyuas qhov yuam kev. Nyob rau hauv no hais txog, cov neeg muaj tsis muaj kev xaiv li mus nrhiav tau tawm yog vim li cas rau nws tshwm sim los ntawm indirect txoj kev.

Yog hais tias siv Internet yog muaj, tab sis yog tias koj rov sim dua nrog cov yam site page thov tseem pops cov lus "yuam kev 502", nyob rau hauv uas koj yuav tsum tau sim rau rho tawm ncuav qab zib rau hauv qhov chaw los yog tag nrho muaj nyob rau hauv koj tus browser.

Ua li no, koj yuav tau ua cov nram qab no:

• rau Internet Explorer 7+ versions: nyob rau hauv cov zaub mov mus rau "cov cuab yeej rau" thiab mam li xaiv "Internet Options", nias lub khawm "Rho tawm", thiab ces nyob rau hauv "Rho tawm ncuav qab zib»;
• rau ua ntej lawm versions ntawm Internet Explorer: mus «cuab yeej Ntawv qhia zaub mov", saib rau «Internet kev xaiv» thiab nyem «rho tawm ncuav qab zib»;
• rau Fierefox: mus "cuab yeej", saib rau lub "chaw", xaiv "ntawm ncuav qab zib Lub" thiab nias rau ntawm "Rho tawm ncuav qab zib»;
• rau Opera: mus "cuab yeej", xaiv "Clear Private Cov ntaub ntawv" thiab zuam yuav tsum tau xaiv;
• rau Google Chrome: mus "cuab yeej", nias qhov "Keeb kwm", nias rau ntawm "Clear History" thiab ces rau "Rho tawm cov ntaub ntawv ncuav qab zib».

Nyob rau hauv ib txwm, lub lag luam ntawm tej qho yuam kev tshwm sim heev tsis tshua muaj, tsuas yog nyob rau hauv tus neeg mob ntawm restarting lub Web neeg rau zaub mov. Yog hais tias nws yog cim rau ntau tshaj peb caug vib nas this, koj yuav tsum tau sim mus luaj lub cache ntawm koj tus browser, ncuav qab zib, thiab pib dua lub browser nws tus kheej

Yog hais tias tom qab nqa tawm kev nqis tes ua rau tu ncuav qab zib tseem nyob rau qhov kev tshuaj ntsuam, cov lus "yuam kev 502", nws qhia tau hais tias koj lub computer thiab network yog OK, thiab tej zaum cia li ib qho teeb meem nrog lub neeg rau zaub mov. Nyob rau hauv cov ntaub ntawv no, koj yuav tsum tau tos kom txog thaum lub thawj coj yuav tsis tau daws tau cov teeb meem no, thiab ces rov sim dua.