Menene guguwar watsa shirye-shirye?

Guguwar watsa shirye-shirye kawai tana nufin cewa lokacin da bayanan watsa shirye-shirye suka mamaye cibiyar sadarwar kuma ba za a iya sarrafa su ba, yana mamaye babban adadin bandwidth na cibiyar sadarwa, wanda ke haifar da rashin iyawar ayyukan al'ada don gudanar da aiki, ko ma cikakkiyar inna, kuma "guguwar watsa shirye-shirye" ta faru. Ana aika firam ɗin bayanai ko fakiti zuwa kowane kumburi akan sashin cibiyar sadarwa na gida (wanda yankin watsa shirye-shirye ya bayyana) watsa shirye-shirye ne; saboda matsalolin ƙira da haɗin haɗin kai na topology na cibiyar sadarwa, ko wasu dalilai, ana kwafin watsa shirye-shiryen a cikin adadi mai yawa a cikin sashin cibiyar sadarwa, yada tsarin bayanan, Wannan yana haifar da lalacewar aikin cibiyar sadarwa har ma da gurɓataccen hanyar sadarwa, wanda ake kira. guguwar watsa shirye-shirye.  

Menene zoben Ethernet?

Zoben Ethernet (wanda aka fi sani da cibiyar sadarwa ta zobe) wani nau'in nau'in zobe ne wanda ya ƙunshi rukunin IEEE 802.1 masu jituwa Ethernet nodes, kowane kumburi yana sadarwa tare da sauran nodes biyu ta hanyar tashar zobe na tushen 802.3 Media Access Control (MAC). Ana iya ɗaukar MAC na Ethernet ta wasu fasahar Layer sabis (kamar SDHVC, Ethernet pseudowire na MPLS, da sauransu), kuma duk nodes na iya sadarwa kai tsaye ko a kaikaice.