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350-401 · Question #657

Refer to the exhibit. Object tracking has been configured for VRRP-enabled routers Edge-01 and Edge-02. Which commands cause Edge-02 to preempt Edge-01 in the event that interface G0/0 goes down on Ed

The correct answer is A. Edge-01(config)#interface G0/1. To enable Edge-02 to preempt Edge-01 when G0/0 on Edge-01 fails, Edge-01 must have its VRRP priority initially set higher and then configured to decrement significantly upon G0/0 interface failure.

Submitted by kev92· Mar 6, 2026Infrastructure

Question

Refer to the exhibit. Object tracking has been configured for VRRP-enabled routers Edge-01 and Edge-02. Which commands cause Edge-02 to preempt Edge-01 in the event that interface G0/0 goes down on Edge-01?

Exhibits

350-401 question #657 exhibit 1
350-401 question #657 exhibit 2

Options

  • AEdge-01(config)#interface G0/1
  • BEdge-02(config)#interface G0/1
  • CEdge-02(config)#interface G0/1
  • DEdge-01(config)#interface G0/1

How the community answered

(32 responses)
  • A
    81% (26)
  • B
    6% (2)
  • C
    9% (3)
  • D
    3% (1)

Why each option

To enable Edge-02 to preempt Edge-01 when G0/0 on Edge-01 fails, Edge-01 must have its VRRP priority initially set higher and then configured to decrement significantly upon G0/0 interface failure.

AEdge-01(config)#interface G0/1Correct

This command set configures Edge-01 to have a VRRP priority of 105 and tracks object 1 (representing interface G0/0 on Edge-01) with a decrement of 15. If G0/0 fails, Edge-01's priority will drop from 105 to 90, making it lower than Edge-02's default priority of 100, which then allows Edge-02 to preempt and become the VRRP master.

BEdge-02(config)#interface G0/1

Configuring Edge-02 with a priority and tracking an object to decrement its own priority would not cause Edge-02 to preempt Edge-01 when Edge-01's G0/0 goes down; it affects Edge-02's mastership based on its own interface status.

CEdge-02(config)#interface G0/1

Similar to B, configuring Edge-02's priority and tracking an object on Edge-02 itself does not address the scenario of Edge-01's G0/0 failure causing Edge-02 to preempt.

DEdge-01(config)#interface G0/1

While this configures Edge-01, a decrement of 5 from priority 105 results in 100, which would not guarantee preemption by Edge-02 if Edge-02's priority is also 100, as the master determination would then fall to the tie-breaking rule of higher IP address.

Concept tested: VRRP object tracking and preemption

Source: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipapp_fhrp/configuration/15-mt/fhrp-15-mt-book/fhrp-vrrp.html

Topics

#VRRP#Object Tracking#Router Redundancy

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