Ethernet da Kungiyar sadarwa da aka Bayyana
A cikin sadarwar komfuta, ɗakin yana samfurin lantarki ne mai sauki, mai sauƙi, wanda bai dace ba tare da kwakwalwa tare.
Har zuwa farkon shekarun 2000, ana amfani da ɗakunan Ethernet don sadarwar gida saboda rashin sauki da kuma tsada. Duk da yake hanyoyin sadarwa sun maye gurbin su a cikin gidaje, har yanzu ana amfani da su don amfani. Bayan Ethernet, wasu wasu nau'ikan wasu cibiyoyin sadarwa suna wanzu ciki har da na'urorin USB .
Halaye na Ethernet Hubs
Gidan yana da akwatin kwalliya, wanda aka yi ta filastik, wanda ya karbi ikonsa daga maɓallin bango na yau da kullum. Ƙungiyar ta haɗa nau'in kwakwalwa (ko wasu na'urori na cibiyar sadarwar) tare don samar da wata ƙungiya hanyar sadarwa. A wannan ɓangaren cibiyar sadarwa, dukkan kwakwalwa zasu iya sadarwa kai tsaye tare da juna.
Gidan Ethernet ya bambanta a cikin gudun (lambar sadarwa na cibiyar sadarwa ko bandwidth ) suna goyon bayan. Saƙon farko na Ethernet ya miƙa kawai 10 Mbps ƙayyadaddun gudu. Sabbin nau'o'in mahaukaci sun kara goyon bayan 100 Mbps kuma yawanci ana ba da damar 10 Mbps da 100 Mbps (wanda ake kira dual-speed ko 10/100 hubs).
Adadin wuraren tashoshin da ke cikin cibiyar Ethernet suna tallafi. Ginanonin Ethernet hudu da biyar suna da yawa a cikin cibiyoyin gida, amma ana iya samo ɗakunan takwas da 16 a cikin wasu gidaje da kananan ƙananan hukumomi. Hakanan za'a iya haɗawa da juna don fadada yawan adadin na'urori a cibiyar sadarwa na cibiyar sadarwa zai iya tallafawa.
Ƙungiyoyin tsofaffi Ethernet sun kasance masu girma da yawa kuma wasu lokuta maƙarƙashiya kamar yadda suke ƙunshe da magoya baya masu ɗawainiya don sanyaya naúrar. Hanyoyin na'urorin zamani sun fi ƙanƙara, an tsara su don motsi, da kuma rashin ƙarfi.
Kuskuren, Masu Ayyuka da Masarufi
Akwai nau'o'in nau'o'i guda uku:
- m
- aiki
- hankali
Ƙananan shafunan bazai ƙara ƙarfin siginar lantarki na buƙatun shiga ba kafin watsa su zuwa cibiyar sadarwar. Ayyuka masu aiki , a gefe guda, suna yin wannan mahimmanci, kamar yadda keɓaɓɓiyar nau'in cibiyar sadarwar sadarwar da aka kira mai maimaitawa . Wasu mutane suna amfani da mahimman bayanai yayin da suke magana akan ɗaki mai mahimmanci da kuma fassarar maimaitawa lokacin da suke magana akan ɗakin aiki.
Ƙungiyoyin masu bincike sun ƙara ƙarin siffofi zuwa ɗawainiyar aikin da ke da muhimmancin gaske ga harkokin kasuwanci. Gida mai mahimmanci yana samuwa (wanda aka gina ta hanyar da za'a iya sanya raka'a raka'a daya a saman ɗayan don kare sararin samaniya). Masu amfani da Intanet na Intelligent sun hada da ayyukan sarrafawa ta hanyar SNMP da goyon bayan LAN (VLAN) .
Yin aiki tare da Harsunan Ethernet
Ga cibiyar sadarwar, ƙungiyar kwakwalwa ta amfani da akwatin Ethernet, haɗa farko da USB Ethernet a cikin naúrar, sa'an nan kuma haɗa sauran ƙarshen kebul zuwa kwamfutar ƙwaƙwalwar cibiyar sadarwa ta kwamfuta (NIC) . All Ethernet hubs yarda da RJ-45 haɗin na daidaitattun Ethernet igiyoyi.
Don fadada cibiyar sadarwa don sauke wasu na'urori, ana iya haɗa haɗin Ethernet zuwa juna, don sauyawa , ko zuwa hanyoyin .
Lokacin da ake buƙatar Hub ɗin Ethernet
Ethernet hubs suna aiki a matsayin na'urorin Layer 1 a tsarin OSI . Kodayake kamfanoni masu daidaitaccen aiki, kusan dukkanin na'urori na cibiyar sadarwar Ethernet a yau suna amfani da fasahar hanyar sadarwa a maimakon haka, saboda kyawawan amfani na sauyawa. Hakan zai iya amfani dashi don maye gurbin canjin cibiyar sadarwa mai rauni ko lokacin da wasan kwaikwayon ba ya da mahimmanci a kan hanyar sadarwa.