Low TCP fakiti size yana rinjayar yi adversely
Matsayin iyakar matsakaicin (MTU) shine iyakar girman ɗayan ɗigon bayanai guda ɗaya na sadarwa na dijital wanda za'a iya watsawa a kan hanyar sadarwa. Girman MTU wani abu ne mai mahimmanci na cibiyar sadarwa ta hanyar sadarwa ta jiki kuma yawanci ana auna shi ta hanyar bytes . MTU na Ethernet , alal misali, alamomi 1500 ne. Wasu nau'ikan cibiyoyin sadarwa, kamar alamar alama , suna da MTUs mafi girma, kuma wasu cibiyoyin sadarwa suna da ƙananan MTUs, amma an ƙayyade darajar kowane fasaha ta jiki.
MTU vs. Matsayin Tallashin TCP Mafi Girma
Sa'idodin hanyoyin sadarwa na sama kamar TCP / IP za a iya saita su tare da matsakaicin iyakar fakiti, wanda shine saiti mai zaman kanta na MTU na jiki wanda abin da TCP / IP ke gudanarwa. Abin takaici, na'urorin sadarwa da dama suna amfani da kalmomin a cikin ƙwayar. A kan biyun hanyoyin sadarwa na gidan waya da kuma Xbox Live-kunna wasanni na wasanni, misali, ma'anar da aka kira MTU shine, a gaskiya, matsakaicin adadi na TCP kuma ba MTU ta jiki ba.
A Microsoft Windows, matsakaicin iyakar fakiti ga ladabi kamar TCP za a iya saita a cikin Registry. Idan an saita darajar wannan ƙananan ƙananan, raƙuman hanyoyin zirga-zirgar sadarwa sun rushe zuwa cikin ƙananan adadin kananan kwakwalwa, wanda hakan yana rinjayar aikin. Xbox Live, alal misali, yana buƙatar darajar girman fakitin ya zama akalla 1300 bytes. Idan matsakaicin girman fakitin TCP an saita shi maɗaukaki, shi ya wuce MTU na cibiyar sadarwar ta kuma ya kaskantar da aiki ta hanyar buƙatar a raba kowanne fakiti zuwa ƙananan ƙananan-tsarin da aka sani da raguwa. Microsoft Windows kwakwalwa ta asali zuwa matsakaicin iyakar fakitin 1500 bytes don haɗin sadarwa da kuma 576 bytes don haɗin haɗakarwa.
Matsaloli masu dangantaka da MTU
A ka'idar, iyakance girman girman tCP shine 64K (65,455 bytes). Wannan iyaka yana da girma fiye da yadda zaka iya amfani dashi saboda watsa layin yana da ƙananan ƙananan. MTU na Ethernet na 1500 bytes yana ƙayyade yawan fakiti da ke biye da shi. Aika fakiti wanda ya fi girma fiye da matsakaicin iyakar watsawa don Ethernet an kira jabbering. Jabber za a iya gano kuma an hana shi. Idan ba a damu ba, jabbering na iya rushe hanyar sadarwar. Yawancin lokaci, jabber yana ganowa ta hanyar sake dawowa ɗakuna ko hanyoyin sadarwa wanda aka tsara don yin hakan. Hanyar mafi sauki don hana jabber shine saita iyakar girman adadi na TCP zuwa fiye da 1500 bytes.
Matsalar aikin zai iya faruwa idan TCP iyakar watsa shirye-shiryen a cikin na'ura mai ƙananan hanyoyin sadarwa ta gida ya bambanta daga saiti akan wasu na'urorin da aka haɗa da ita.