Kodi IEEE 802.3&Subnet Mask ndi chiyani?

Kodi IEEE 802.3 ndi chiyani?

IEEE 802.3 ndi gulu logwira ntchito lomwe linalemba muyeso wa Institute of Electrical and Electronics Engineers (IEEE), womwe umatanthawuza kulamulira kwapakati (MAC) pamagulu onse akuthupi ndi a data a Ethernet waya.Uwu nthawi zambiri umakhala ukadaulo wa local area network (LAN) wokhala ndi ma network ena ambiri (WAN).Khazikitsani kulumikizana pakati pa ma node ndi zida zogwirira ntchito (ma hubs, masiwichi, ma router) kudzera mumitundu yosiyanasiyana yamkuwa kapena zingwe zowonera.

802.3 ndiukadaulo womwe umathandizira kamangidwe ka maukonde a IEEE 802.1.802.3 imatanthauziranso njira yolumikizira LAN pogwiritsa ntchito CSMA/CD.

 

Kodi Subnet Mask ndi chiyani?

Chigoba cha subnet chimatchedwanso chigoba cha netiweki, chigoba cha adilesi, kapena chigoba cha subnetwork.Imawonetsa kuti ndi magawo ati a adilesi ya IP omwe amazindikiritsa gulu laling'ono la wolandirayo ndi ma bits omwe amazindikiritsa bitmask ya wolandirayo.Chigoba cha subnet sichingakhalepo chokha.Iyenera kugwiritsidwa ntchito limodzi ndi adilesi ya IP.

Chigoba cha subnet ndi adilesi ya 32-bit yomwe imabisa gawo la adilesi ya IP kuti isiyanitse ID ya netiweki ndi ID yolandila, ndikuwonetsa ngati adilesi ya IP ili pa LAN kapena WAN.

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Nthawi yotumiza: Sep-08-2022