Overview of HSRP - S2700, S3700, S5700, S6700, S7700, and S9700 Series Switches Interoperation and Replacement Guide - Huawei
CISCO Online STUDY - DETAIL ABOUT HSRP (HOT STANDBY ROUTING PROTOCOL ) IT USED TO REDUCE SINGLE POINT OF FAILURE IN TH NETWORK . IT IS CISCO PROPRIETARY PROTOCOL HELLO TIMER IS
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