350-401 Question #854: Real Exam Question with Answer & Explanation

The correct answer is D: 00:00:0c:07:ac:19. HSRP virtual MAC addresses are constructed using a specific prefix followed by the HSRP group number in hexadecimal.

Submitted by noor.lb· Mar 6, 2026

Question

By default, which virtual MAC address does HSRP group 25 use?

Options

A04:30:83:88:4c:19
B00:00:0c:07:ac:25
C05:5c:5e:ac:0c:25
D00:00:0c:07:ac:19

Explanation

HSRP virtual MAC addresses are constructed using a specific prefix followed by the HSRP group number in hexadecimal.

Common mistakes.

A. This MAC address does not conform to the standard HSRP virtual MAC address format for any group.
B. This MAC address would correspond to HSRP group 37 (0x25), not group 25.
C. This MAC address does not conform to the standard HSRP virtual MAC address format for any group.

Concept tested. HSRP virtual MAC address format

Reference. https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipapp_fhrp/configuration/xe-3s/fhrp-xe-3s-book/fhrp-hsrp-v2.html

Topics

#HSRP#Virtual MAC address

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