Cisco HSRP yog dab tsi?
Cisco HSRP yog dab tsi?

Video: Cisco HSRP yog dab tsi?

Video: Cisco HSRP yog dab tsi?
Video: L3 Switching: HSRP Configuration 2024, Kaum ib hlis
Anonim

Los ntawm Wikipedia, phau ntawv dawb encyclopedia. Hauv kev sib txuas hauv computer, Hot Standby Router Protocol ( HSRP ) yog a Cisco proprietary redundancy raws tu qauv los tsim kom muaj qhov txhaum-tolerant default gateway. Version 1 ntawm cov txheej txheem tau piav qhia hauv RFC 2281 hauv xyoo 1998.

Raws li txoj cai, Cisco HSRP ua haujlwm li cas?

“ HSRP yog ib tug redundancy raws tu qauv tsim los ntawm Cisco los muab 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 hauj lwm nyob rau hauv kev hais kwv txhiaj los nthuav qhia cov tsos ntawm ib tug virtual router rau cov tswv ntawm LAN.

Tom qab ntawd, lo lus nug yog, HSRP yog dab tsi thiab vim li cas nws thiaj siv? Kub Standby Router raws tu qauv ( HSRP ) yog ib txoj kev cai uas tso cai rau cov khoos phis tawj hauv Internet rau siv Ntau lub routers uas ua raws li ib lub router virtual, tswj kev sib txuas txawm tias thawj lub router tsis ua haujlwm, vim tias lwm cov routers nyob ntawm "kub standby" - npaj mus.

Ua li no, HSRP yog dab tsi?

HSRP yog ib tug routing raws tu qauv uas muab backup rau ib tug router nyob rau hauv cov kev tshwm sim ntawm tsis ua hauj lwm. Siv HSRP , ntau routers yog txuas nrog tib ntu ntawm Ethernet, FDDI lossis token-ntiv nplhaib network thiab ua haujlwm ua ke los nthuav tawm cov tsos ntawm ib lub router virtual ntawm LAN.

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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