Video: Qhov tseem ceeb ntawm choj yog dab tsi?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Txhua Choj (Hloov) Koom nrog a Tsob Ntoo Raws tu qauv network tau muab nrog tus lej tus nqi hu ua Choj qhov tseem ceeb (Hloov Ua ntej ) Tus nqi. Choj qhov tseem ceeb (Hloov Ua ntej ) Tus nqi yog tus lej 16-ntsis binary. Los ntawm lub neej ntawd, tag nrho Cisco Switches muaj Choj qhov tseem ceeb (Hloov Ua ntej ) tus nqi ntawm 32,768.
Yog li ntawd, tus choj ID yog dab tsi?
Thoob plaws txhua qhov kev sib txuas hloov pauv ib txheej txheem ntawm kev xaiv tsa tshwm sim thiab cov Choj nrog qhov qis tshaj Choj ID raug xaiv raws li lub hauv paus Choj . Choj ID yog tus nqi 8-byte uas muaj 2-Byte Choj Qhov tseem ceeb thiab 6-Byte System ID uas yog qhov hlawv hauv MAC chaw nyob ntawm Hloov.
Tom qab ntawd, lo lus nug yog, Spanning Tree txiav txim qhov tseem ceeb li cas? Rau txheeb xyuas tus choj qhov tseem ceeb ntawm kev hloov, siv qhov yeeb yam ncua - tsob ntoo lus txib. Hauv Piv txwv 3-4, lub qhov tseem ceeb ntawm qhov hloov pauv tau teem rau 24, 576. Kuj pom tias qhov hloov pauv tau raug xaiv los ua tus choj hauv paus rau lub ncua - tsob ntoo piv txwv.
Ib yam li ntawd ib tug yuav nug, dab tsi yog lub hauv paus choj qhov tseem ceeb thiab MAC chaw nyob?
BID muaj tus lej tseem ceeb ntawm tus choj teeb tsa thiab qhov chaw nyob MAC. Choj qhov tseem ceeb yog tus nqi ntawm 0 thiab 65, 535. Tus ua ntej yog 32, 768. Yog tias ob lossis ntau lub keyboards muaj qhov tseem ceeb, qhov hloov nrog qhov chaw nyob MAC qis tshaj dhau los ua tus choj hauv paus.
Koj xaiv tus choj hauv paus li cas?
Cov hauv paus choj yog xaiv los ntawm manually configure nws tus choj qhov tseem ceeb rau tus nqi qis. 32768 yog lub neej ntawd tus nqi tawm ntawm qhov ntau ntawm 0 mus rau 61440. Yog tias txhua qhov hloov pauv hauv ib tsob ntoo spanning muaj tib yam. tus choj qhov tseem ceeb, qhov hloov nrog qhov chaw nyob qis tshaj MAC yuav dhau los ua qhov hauv paus choj.
Pom zoo:
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