Google Engineer. Dual CCIE #38070. JNCIE-SP #2227
Sometimes it’s required that you have a number of static routes on a router, maybe for management or some other reason. If the static route point to a next-hop, but the exit interface stays up, there is no way for the router to know that it’s sending traffic down a black hole. Let’s show the…
HSRP can track interfaces, which is pretty handy if they are tracking the WAN interface to get out the network. There are times when tracking the interface itself is not enough. This is a great example: Our customer is running HSRP between 2 routers connected to his local LAN. All PC’s connected to his switch…
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