Kwamfutocin, Software
Yadda za a saita ta sami sadarwa ta 8080 (tashar jiragen ruwa): wa'azi, zane da kuma sake dubawa
Port a kwamfuta networks ne na halitta yawan wanda aka rubuta a cikin BBC OSI yarjejeniya. An tsara don gane da mai karɓa daga cikin tsari da fakiti a cikin wannan rundunar.
Matsayin mai mulkin, a mai amfani sarari a kan wata rundunar tare da wata shigar tsarin aiki zo fiye da daya tsari a lokaci, kuma kowane daga cikinsu gudanar da wani takamaiman shirin. Idan wadannan shirye-shirye zai shafi kwamfuta cibiyar sadarwa "harsashi" daga lokaci zuwa lokaci ta samun ta hanyar da IP-fakiti cewa ne aka yi nufi ga daya daga cikin shirye-shirye.
Yaya ta yi aiki?
Idan shirin ya yi amfani da data musayar via da cibiyar sadarwa, wannan tsari na iya daukar wuri kamar haka:
- A OS nema a musamman tashar jiragen ruwa lambar. A tsarin zai iya samar da biyu da shirin da kuma hana canja wuri (wannan ya faru a lokuta inda tashar jiragen ruwa lambar riga a yi amfani da wani aikace-aikace).
- A OS da aka nema ba saka da tashar jiragen ruwa da lambar a wani samuwa. A tsarin da kanta so shi da kuma samar da Shirin.
Yadda za a bude wani tashar jiragen ruwa (8080, 80 da sauransu)? A cikin cibiyar sadarwa bayanai da aka yi musayar bisa ga wani takamaiman yarjejeniya (tsakanin biyu matakai). Don dangane da aka kafa, da wadannan ake bukata:
- IP-address na aikawa da mai karɓa Runduna (da ake bukata a hanya da aka gina tsakanin su).
- yarjejeniya da lambar.
- Dakuna biyu mashigai (source da makõma).
Idan connection ne a kan TCP, Madogararsa tashar jiragen ruwa da ake amfani da matsayin tsarin aiki na mai karɓa don tabbatar da watsa daga cikin bayanai da kuma aiwatar da mai karɓa don amsa.
Open da rufaffiyar tashoshin jiragen ruwa
A kan wani ɓangare na aikawa ta rundunar da kuma tashar jiragen ruwa yawan yi a matsayin takwaran zuwa Adireshin dawo, wanda aka nuna a kan ambulon. Wannan lambar da ake kira da baya.
A lokuta inda wani tsari a kan wata rundunar akai-akai amfani da wannan tashar jiragen ruwa lambar zuwa tashar jiragen ruwa an dauke bude. Alal misali, shirin hade da uwar garke zai iya amfani da duk lokacin da 80, ko 8080 don sadarwa. Lokacin da tsari ba zai iya bude tashar jiragen ruwa da ke dauke rufaffiyar.
tashar jiragen ruwa lambobi
All tashoshin jiragen ruwa da su lambobin rajista a cikin wajabta hanya. Kowane aka tsara don dalili na musamman. Saboda haka sau da yawa za ka iya ganin tashar jiragen ruwa 8080. Don me kuke bukatar wannan aiki a lokacin da ta yin amfani da Internet?
Kamar yadda na aikin data, da tashar jiragen ruwa ne TCP da aka tsara don yin amfani da HTTP. Unofficially, an kuma yi amfani da Tomcat Servlet ganga rubuta a Java.
TCP-tashar jiragen ruwa 8080 na iya amfani da wani takamaiman yarjejeniya don sadarwa, dangane da aikace-aikace. Layinhantsaki ne mai sa na wa dai da dokoki da bayyana yadda data yana daukar kwayar cutar a kan hanyar sadarwa. Yana iya gabatar a cikin harshen da aka yi amfani tsakanin kwakwalwa domin su taimaka musu sadarwa more yadda ya kamata.
A HTTP yarjejeniya, wanda gudanar ta hanyar 8080, da kayyade sadarwa format tsakanin Internet bincike da kuma shafukan yanar gizo. Wani misali shi ne na IMAP yarjejeniya, wadda ma'anar da dangantakar dake tsakanin IMAP mail sabobin da kuma abokan ciniki ko, a karshe, SSL yarjejeniya, wanda ya qayyade format amfani for zane saƙonni.
canja wurin bayanai
Saboda haka, TCP-Port 8080 amfani da Transmission Control layinhantsaki. Shi ne daya daga cikin babban ladabi a TCP / IP networks. Ganin cewa IP yarjejeniya kulla kawai tare da fakitoci, TCP sa biyu Runduna na haxi da kuma musayar kõguna na bayanai. Ya tabbatar da su isar, kazalika da cewa fakitoci za a jẽfo, zuwa tashar jiragen ruwa 8080 a cikin wannan tsari a cikin abin da suka kasance aika. Tabbatarwar connection for 8080 - wannan shi ne wani key bambanci tsakanin TCP da UDP. UDP 8080 zai ba da tabbacin wannan connection.
Yadda za a bude tashar jiragen ruwa 8080 a kan Windows 7?
Don yin wannan, zuwa "Fara" menu kuma sami Control Panel. Yana ake bukata don danna kan "Network" sub-menu da kuma samun "Firewall koyaushe." A cikin "ware" tab, nemo "Add Port". Za a bude maganganu akwatin a cikin abin da ya kamata ka shigar da tashar jiragen ruwa da dama. Tabbatar cewa saituna kayyade a cikin TCP, sa'an nan zaži Ok.
Yadda za a rufe tashar jiragen ruwa 8080? Shi ne isa zuwa kafa wani dangane da wani takamaiman tashar jiragen ruwa.
Advanced Kanfigareshan HTTP da kuma TCP Proxy
A HTTP yarjejeniya gudanar a saman TCP, amma samar da ƙarin bayani game da assigning sako. A saboda wannan dalili, biyu proxies aka kaga daban.
HTTP-zirga-zirga ya hada da manufa rundunar da kuma tashar jiragen ruwa na saƙon. Ya ci gaba-TCP dangane da TCP Gacin ƙarshe na Abubuwan, cewa shi ne, tsakanin wani musamman rundunar da kuma tashar jiragen ruwa. Yawanci, HTTP-Post maki to wannan Gacin ƙarshe na Abubuwan matsayin TCP-connection. Idan ka canza sanyi na abokin ciniki yin amfani da HTTP wakili uwar garke dangane da aka yi wa wani mai gida da kuma tashar jiragen ruwa, maimakon na URL kayyade a cikin HTTP-adiresoshin. Wannan yana nufin cewa karshen aya TCP a cikin sakon shi ne daban-daban daga cewa karshen wanda yake da alaka.
Alal misali, idan HTTP-request aika zuwa http://192.0.2.1:8080/operation page bukatar hada «192.0.2.1:8080» suna «shiri» HTTP-sako, wanda aka aiko zuwa tashar jiragen ruwa 8080 a kan rundunar 192,0. 2.1.
Duk da haka, idan ka saita da HTTP-abokin ciniki yi amfani da wakili uwar garke, asali TCP-connection yana tafiya ne TCP Gacin ƙarshe na Abubuwan ga shi, yayin da sakon har yanzu yana dauke da asali Gacin ƙarshe na Abubuwan.
Alal misali, idan ka saita abokan ciniki aika su saƙonni zuwa wakili uwar garke a 198281.100.1 tashar jiragen ruwa 3128, da kuma abokin ciniki aika wani request ga http://192.0.2.1:8080/operation, sakon ya ƙunshi har yanzu «192.0.2.1: 8080" The title «shiri», da kuma yanzu ma a fagen «Request-Line». Duk da haka, da wannan sakon ne a yanzu aika ta hanyar da TCP-connection a 198.51.100.1:3128. Saboda haka, HTTP wakili uwar garke iya karɓar saƙonni a kan wannan tashar jiragen ruwa (wakili a kan tashar jiragen ruwa 8080) da kuma iya aika su zuwa dama daban-daban ayyuka a kan tushen da bayanai game da mai karɓa.
Yadda za a saita ta sami sadarwa a tashar jiragen ruwa 8080?
Saboda haka, da lakabi na «shiri» da aka kara wa HTTP / 1.1. Connections HTTP / 1.0 bai hada da shi a kansa. Saboda wannan dalili, wannan mahadi, wanda ba ya wuce ta da wakili na bai hada da rundunar da kuma tashar jiragen ruwa na saƙon. Duk da haka, bayani a kan HTTP / 1.0, ya aiko ta hanyar wani wakili uwar garke, har yanzu yana dauke da manufa rundunar da kuma tashar jiragen ruwa a cikin "query kirtani". Saboda haka, babu muƙamin «shiri» ba ya haifar da matsaloli ga wakili.
Don a kunna TCP wakili, dole ne ka canza sanyi na abokin ciniki tare da TCP Gacin ƙarshe na Abubuwan a real lokaci a kan wani replaceable Gacin ƙarshe na Abubuwan. Ba kamar HTTP, da yarjejeniya ba samar da wani gina-in damar amfani da wakili. Wannan shi ne, idan ka gama da wakili uwar garke ta hanyar da TCP, domin watsa bayanai zuwa tashar karshe ba samar da wani inji.
Yadda za a kafa mahara connection via 8080?
The kawai hanya domin TCP wakili damar haši zuwa mahara tsarin (watau, tashar karshe), komai nawa zirga-zirga za a aika zuwa wadannan mahadi - shi ne don sauraron wani tashar jiragen ruwa ga kowane daga cikin tsarin. Yana ba ka damar gama da kuma kula da bayani game da abin da na ta tashar jiragen ruwa lambobi dace kowane Gacin ƙarshe na Abubuwan. Sai abokin ciniki aka kaga da wakili tashar jiragen ruwa m ga kowane tsarin da wanda ya bukatar ya gama. TCP wakili sauraron tashoshin jiragen ruwa da kuma su daidai endpoints kaga a cikin aiki
A wannan misali, 198.51.100.1 ne IP-address na wakili uwar garke. Duk wani zirga-zirga aika zuwa tashar jiragen ruwa 3333 a kan wakili uwar garke aka aika zuwa tashar jiragen ruwa 8080 a wadannan adireshi: www. Misali. com:
Don haka dole ka canza abokin ciniki sanyi fayil duk lokacin da ka ƙara wani sabon makõma ga zirga-zirga. Wannan hanin bai shafi HTTP Proxy-.
The hulda tsakanin HTTP da kuma TCP
Don gane da yadda tashar jiragen ruwa iyawa a cikin HTTP da kuma TCP proxies, zata kana da biyu ayyuka a 192.0.2.1:8080 da 192.0.2.1:8081, da kuma wakili uwar garke a guje a kan 198.51.100.1. Idan suka sãɓã wa jũna a cikin IP-address maimakon ta tashar jiragen ruwa lambar, wannan misali za a yi wannan, sai a daidai adireshin ga kowane sabis. Idan suka sa ran HTTP-zirga-zirga domin daya-da HTTP wakili tashar jiragen ruwa buƙatun a kan duka TCP endpoints za a iya aika masa. Lokacin da wani HTTP ga cewa sakon da aka jawabi 192.0.2.1:8080, da wakili gaba da sako zuwa ga wannan adireshin, ko tambaya wani dokoki cewa yana da wannan sabis. A wannan hanya ya shafi 192.0.2.1:8081, yin amfani da wannan tashar jiragen ruwa.
Idan wadannan biyu da sabis maimakon jira TCP zirga-zirga ya kamata a bude biyu TCP-wakili tashar jiragen ruwa a tsare ta biyu abubuwa
A abokin ciniki sanyi domin na farko sabis canje-canje daga «192.0.2.1:8080» a kan «198.51.100.1:3333», da kuma na biyu - a «192.0.2.1:8081» zuwa «198.51.100.1:3334». A abokin ciniki aika wani saƙo (TCP fakiti), na farko da sabis na farko adireshin.
A wakili uwar garke na'am da shi zuwa tashar jiragen ruwa (3333), amma ba ya san abin da data ake aika a kan wannan connection. Duk da cewa ya san - a dangane da tashar jiragen ruwa 3333. Saboda haka, wakili uwar garke consults ta sanyi da kuma ganin cewa zirga-zirga a kan wannan tashar jiragen ruwa dole ne a miƙa ka zuwa 192.0.2.1:8080 (ko da shi wajibi ne su yi amfani da mulki ga wannan sabis). Idan ba za ka iya tura duk HTTP zirga-zirga, saboda abokin ciniki sanyi ba ya goyon bayan sanyi daga cikin HTTP wakili uwar garke, ya kamata ka yi amfani da wani kuma baya da HTTP Proxy-.
A da shi maimakon manufa URL-adireshin da ka saka your so. Wannan tsari ne kama da saita da TCP wakili, a cikin abin da za ka saka shi a matsayin Gacin ƙarshe na Abubuwan domin TCP saƙonni a kan abokin ciniki tsarin da kuma haifar da wani isar da mulki.
Bambanci shi ne cewa ku ƙara da irin sifa a cikin mulki cewa ƙayyade HTTP, kamar yadda a cikin wadannan misali:
Ta yaya ne zirga-zirga motsi?
Yanzu wakili uwar garke aka kaga don kawai yarda HTTP-zirga-zirga domin da sanya tashar jiragen ruwa, kuma za a iya amfani da mafi m tacewa. Ga misali, da uwar garken iya tace fitar da zirga-zirga a kan murfin, wanda yana da wani tabbataccen hanya a cikin URL-adireshin, ko wanda ba ya amfani da HTTP-takamaiman hanya, kamar POST. Duk da haka, saboda toshe ba ko da yaushe aiki, da uwar garken har yanzu yana bukatar ya zama makõma take da abu
Kafin wani abokin ciniki iya amfani da wakili uwar garke, abokin ciniki sanyi domin wannan sabis, kana bukatar ka canza suna URL-adiresoshin, kamar http: // 192.0.2.1:8080/ aiki, a http: // 198.51.100.1:3333/ aiki. Tambayar da aka aiko zuwa ga sabon adireshin da URL, shiga cikin wakili uwar garke.
A fatawar sakon ya ƙunshi wani TCP Gacin ƙarshe na Abubuwan ga wakili (198.51.100.1:3333) a cikin BBC "watsa shiri", da kuma ba da adireshin da tsarin, domin abokin ciniki bai san abin da ya aika gabãtar sako. Wannan Sauki abokin ciniki kayyade yanayin da rawar da irin wannan fili. Saboda haka, wakili na amfani da abubuwa na
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