300-320 Question #455: Real Exam Question with Answer & Explanation

The correct answer is C: IRDP. ICMP Router Discovery Protocol (IRDP) allows hosts to locate routers that can be used as a gateway to reach IP-based devices on other networks. When the device running IRDP operates as a router, router discovery packets are generated. When the device running IRDP operates as a ho

Question

An engineer wants to assure that host can locate routers that can be used as a gateway to reach IP-based devices on other networks. Which first hop redundancy protocol accomplishes this goal?

Options

AVRRP
BGLBP
CIRDP
DHSRP
EGSLB

Explanation

ICMP Router Discovery Protocol (IRDP) allows hosts to locate routers that can be used as a gateway to reach IP-based devices on other networks. When the device running IRDP operates as a router, router discovery packets are generated. When the device running IRDP operates as a host, router discovery packets are received. The Cisco IRDP implementation fully conforms to book/fhp-irdp.html

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