Dab tsi yog preempt hauv Hsrp?
Dab tsi yog preempt hauv Hsrp?

Video: Dab tsi yog preempt hauv Hsrp?

Video: Dab tsi yog preempt hauv Hsrp?
Video: Shortest Job First (SJF) Scheduling Algorithm With Example |CPU Scheduling in Operating System 2024, Kaum ib hlis
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Lub standby ua ntej hais kom ua kom lub Kub Standby Router raws tu qauv ( HSRP ) router nrog qhov tseem ceeb tshaj plaws kom tam sim ntawd ua tus nquag router. Qhov tseem ceeb yog txiav txim siab ua ntej los ntawm tus nqi tseem ceeb, thiab tom qab ntawd los ntawm qhov chaw nyob IP. Hauv txhua kis, tus nqi siab dua yog qhov tseem ceeb dua.

Khaws qhov no hauv kev txiav txim siab, dab tsi yog preempt hauv Vrrp?

Preemption -Enables koj ua ntej ib tug thaub qab router uas tau coj mus rau ib tug tsis ua hauj lwm tswv nrog ib tug ntau dua qhov tseem ceeb backup router uas tau dhau los lawm. Advertisement raws tu qauv-Siv lub siab Internet Assigned Numbers Authority (IANA) txheem multicast chaw nyob (224.0. 0.18) rau VRRP kev tshaj tawm.

Ib yam li ntawd, HSRP yog dab tsi thiab nws ua haujlwm li cas? “ HSRP yog ib txoj cai redundancy tsim los ntawm Cisco los muab lub rooj vag redundancy yam tsis muaj kev teeb tsa ntxiv ntawm cov khoom siv kawg hauv subnet. Nrog HSRP configured ntawm ib txheej ntawm routers, lawv ua haujlwm hauv kev hais kwv txhiaj los nthuav qhia qhov tshwm sim ntawm ib lub router virtual rau cov tswv ntawm LAN.

Ib sab saum toj, dab tsi yog taug qab hauv Hsrp?

HSRP nrhiav . Interface taug qab tso cai rau koj los qhia lwm qhov interface ntawm lub router rau lub HSRP txheej txheem los saib xyuas thiaj li hloov cov HSRP qhov tseem ceeb rau ib pab pawg.

HSRP pom qhov ua tsis tiav li cas?

HSRP kuaj pom Thaum lub router raug xaiv tsis ua haujlwm, thaum lub sijhawm xaiv qhov chaw tos txais router xav tias tswj hwm MAC thiab IP chaw nyob ntawm HSRP pab pawg. Ib qho tshiab standby router kuj raug xaiv nyob rau lub sijhawm ntawd.

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