300-420 · Question #67
When vEdge router redundancy is designed, which FHRP is supported?
The correct answer is D. VRRP. For vEdge router redundancy in Cisco SD-WAN, VRRP is the supported standards-based First Hop Redundancy Protocol.
Question
When vEdge router redundancy is designed, which FHRP is supported?
Options
- AHSRP
- BOMP
- CGLBP
- DVRRP
How the community answered
(32 responses)- B3% (1)
- C6% (2)
- D91% (29)
Why each option
For vEdge router redundancy in Cisco SD-WAN, VRRP is the supported standards-based First Hop Redundancy Protocol.
HSRP (Hot Standby Router Protocol) is a Cisco proprietary FHRP and is not supported on vEdge routers for providing first-hop redundancy.
OMP (Overlay Management Protocol) is the routing protocol used within the Cisco SD-WAN overlay fabric for exchanging routing and policy information, and it is not a First Hop Redundancy Protocol.
GLBP (Gateway Load Balancing Protocol) is a Cisco proprietary FHRP designed for load balancing, and it is not supported on vEdge routers for redundancy.
When designing redundancy for vEdge routers, VRRP (Virtual Router Redundancy Protocol) is the supported standards-based First Hop Redundancy Protocol (FHRP) that provides default gateway redundancy for connected endpoints.
Concept tested: vEdge router redundancy FHRP support
Source: https://www.cisco.com/c/en/us/td/docs/routers/sdwan/configuration/sdwan-xe-release-guide/sdwan-xe-rel-17-7-book/interfaces.html#Cisco_Concept.dita_1720d20d-b8d2-43d9-a316-d3c299e578c7
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