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Network security HSRP protocol
2022-07-05 13:38:00 【One of IT guys】
HSRP agreement (Hot StandBy Router Protocol) Hot backup router protocol
- HSRP Group number :1-255
- There is no difference in group number
- Virtual router IP It's called virtual IP Address
- HSRP The group members
Virtual router ( The eldest brother )
Active router
Backup router
Other routers
- HSRP priority (1-255): Default 100
- HSRP Group members send messages regularly hello Packets come to communicate every... By default 3 second
- preempt preempt: effect – When the other party cannot be detected , Or detect that the other party's priority is lower than your own , Immediately seize the name of active routes .
- Configuration tracking track, Track the status of external network ports , Local Internet down fall , Then the priority will be reduced
Refer to the post :
Network Security Learning --HSRP_ Lost dad's blog -CSDN Blog
Reference video :
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