- Na Admin / 23 Oct 22 /0Nā Manaʻo
Nānā nui o WLAN
Hiki ke wehewehe ʻia ʻo WLAN ma ke ʻano ākea a me ka manaʻo haiki: Mai kahi hiʻohiʻona micro, wehewehe mākou a hoʻopaʻa ʻia i ka WLAN ma nā ʻano ākea a me ka haiki. Ma ka manaʻo ākea, ʻo ka WLAN kahi pūnaewele i hana ʻia e ka hoʻololi ʻana i kekahi a i ʻole nā mea hoʻolaha hoʻoili o ka LAN uea me nā hawewe lekiō, e like me ka infrared, l...Heluhelu hou aku
- Na Admin / 22 Oct 22 /0Nā Manaʻo
Hui Hoku ma Digital Modulation
ʻO ka Constellation kahi manaʻo kumu i ka modulation kikohoʻe. Ke hoʻouna mākou i nā hōʻailona kikohoʻe, ʻaʻole mākou e hoʻouna pololei i ka 0 a i ʻole 1, akā e hana mua i kahi hui o 0 a me 1 hōʻailona (bits) e like me hoʻokahi a i ʻole. No ka laʻana, hoʻokumu kēlā me kēia ʻāpana ʻelua i hui, ʻo ia hoʻi, 00, 01, 10, a me 11. ʻEhā mau mokuʻāina ...Heluhelu hou aku - Na Admin / 21 Oct 22 /0Nā Manaʻo
Nā kikoʻī kikoʻī e pili ana i ke kamaʻilio ʻikepili a me nā pūnaewele kamepiula
He paʻakikī ka hoʻomaopopo ʻana i ke kamaʻilio ʻikepili ma ka pūnaewele. Ma kēia ʻatikala e hōʻike maʻalahi wau i ka hoʻopili ʻana o ʻelua kamepiula i kekahi i kekahi, hoʻoili a loaʻa i ka ʻike ʻikepili pū kekahi me ka protocol Tcp/IP five layer. He aha ke kamaʻilio ʻikepili? ʻO ka huaʻōlelo "kaʻi ʻikepili" i...Heluhelu hou aku
- Na Admin / 19 Oct 22 /0Nā Manaʻo
ʻO ka ʻokoʻa ma waena o Managed Vs Unmanaged switch a ʻo wai ka mea e kūʻai ai?
ʻOi aku ka maikaʻi o nā hoʻololi hoʻokele ma mua o nā mea i mālama ʻole ʻia ma ke ʻano o ka hana, akā pono lākou i ka ʻike o kahi luna hoʻomalu a ʻenekinia paha e ʻike pono ai i ko lākou hiki. ʻOi aku ka pololei o ka hoʻokele ʻana o nā pūnaewele a me kā lākou mau papa ʻikepili i hiki ke hoʻohana ʻia me ka hoʻohana ʻana i kahi hoʻololi hoʻokele. Ma ka lima ʻē aʻe, ...Heluhelu hou aku
- Na Admin / 13 Oct 22 /0Nā Manaʻo
He aha ka nalu māmā i nā kikoʻī [Wehewehe]
ʻO nā nalu māmā he pāhawewe electromagnetic i hana ʻia e nā electrons i ke kaʻina o ka neʻe atomika. ʻOkoʻa ka neʻe ʻana o nā electrons i nā ʻātoma o nā mea like ʻole, no laila ʻokoʻa nā nalu māmā a lākou e hoʻopuka ai. ʻO Spectrum kahi hiʻohiʻona o ke kukui monochromatic i hoʻokaʻawale ʻia e kahi ʻōnaehana dispersion (...Heluhelu hou aku![He aha ka nalu māmā i nā kikoʻī [Wehewehe]](//cdnus.globalso.com/hdv-fiber/what-is-Light-Wave.jpg)
- Na Admin / 12 Oct 22 /0Nā Manaʻo
ʻO nā pono a me nā kūlana o Ethernet
ʻO ka wehewehe ʻana o ka manaʻo: ʻO Ethernet ka maʻamau maʻamau o ka protocol kamaʻilio maʻamau i hāpai ʻia e ka LAN e kū nei. Hoʻohana ka pūnaewele Ethernet i nā ʻenehana CSMA/CD (Carrier Sense Multiple Access and Conflict Detection). ʻO Ethernet ka mana o nā ʻenehana LAN: 1. ʻO ke kumu kūʻai haʻahaʻa (emi iho ma mua o 100 kaʻa pūnaewele Ethernet ...Heluhelu hou aku
![He aha ka nalu māmā i nā kikoʻī [Wehewehe]](http://cdnus.globalso.com/hdv-fiber/what-is-Light-Wave.jpg)
