Cisco CCNP / BCMSN Exam Tutorial: Changing The Energetic Router In HSRP
To move the BCMSN Test and earn your CCNP certification, you’ve acquired to grasp HSRP inside of and out. When the operation and simple instructions of HSRP are quite basic, usually there are some essential aspects which have been easily neglected but are crucial in obtaining HSRP to operate just how you would like it to. Enable’s Have a look at using the precedence command appropriately on both equally the exam and in generation networks.
A critical worth while in the display standby command will be the precedence. The default is a hundred, and also 메이저사이트 the router with the highest precedence would be the Most important HSRP router. We’ll increase the default priority on R2 and see the effects. R3 is at present the Active router and R2 the standby, so http://query.nytimes.com/search/sitesearch/?action=click&contentCollection®ion=TopBar&WT.nav=searchWidget&module=SearchSubmit&pgtype=Homepage#/토토사이트 Permit’s raise the priority on R2 and find out what comes about.
R2(config-if)#standby 5 precedence 150
Ethernet0 – Team five
Nearby condition is Standby, priority one hundred fifty
Hellotime four sec, holdtime twelve sec
Following hello there despatched in 0.896
Digital IP address is 172.twelve.23.10 configured
Active router is 188.8.131.52, priority one hundred expires in 8.072
Standby router is nearby
1 point out adjustments, very last condition alter 00:fourteen:24
R2 now has a better priority, but R3 remains to be the active router. R2 will not likely consider in excess of as being the HSRP Main until eventually R3 goes down – Or even the preempt solution is configured on R2.
R2(config-if)#standby five priority 150 preempt
1d11h: %STANDBY-six-STATECHANGE: Ethernet0 Team 5 condition Standby -> Active
Regional point out is Energetic, priority a hundred and fifty, may perhaps preempt
Subsequent hi sent in one.844
Energetic router is nearby
Standby router is 172.12.23.three expires in 10.204
Digital mac address is 0000.0c07.ac05
two condition adjustments, past condition improve 00:00:13
In just some seconds, a concept seems which the local state has adjusted from standby to Energetic. Clearly show standby confirms that R2, the local router, is currently the Lively router – the key. R3 is now the standby. So if everyone tells you you have to take a router right down to change the Active router, they’re Improper – you only must make use of the preempt selection on the standby precedence command.
Another important part of HSRP configurations is recognizing how to alter the MAC deal with in the virtual router, and also interface tracking. We’ll look at Those people attributes in the following A part of my HSRP tutorial!