VRRP
E663651
VRRP (Virtual Router Redundancy Protocol) is a network protocol that provides automatic default gateway failover and high availability by allowing multiple routers to share a virtual IP address.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | network protocol ⓘ |
| abbreviation | VRRP ⓘ |
| authenticationTypes | IP authentication header ⓘ |
| authenticationTypes | simple text password ⓘ |
| category | gateway redundancy protocol ⓘ |
| defaultAdvertisementIntervalSeconds | 1 ⓘ |
| defaultPriority | 100 ⓘ |
| definedIn | RFC 5798 NERFINISHED ⓘ |
| failoverMechanism | master down timer expiration ⓘ |
| failoverTimeDependsOn | advertisement interval ⓘ |
| fullName | Virtual Router Redundancy Protocol NERFINISHED ⓘ |
| helloMessageName | advertisement ⓘ |
| highestPriorityRole | master router ⓘ |
| layer | network layer ⓘ |
| multicastAddressIPv4 | 224.0.0.18 ⓘ |
| multicastAddressIPv6 | ff02::12 ⓘ |
| operatesAtLayer | OSI layer 3 ⓘ |
| otherRole | backup router ⓘ |
| ownerRouterDefinition | router that has the virtual IP as real interface address ⓘ |
| ownerRouterPriority | 255 ⓘ |
| predecessor | RFC 3768 NERFINISHED ⓘ |
| priorityRange | 1-254 ⓘ |
| protocolNumber | 112 ⓘ |
| provides | transparent failover for end hosts ⓘ |
| purpose |
automatic default gateway failover
ⓘ
default gateway redundancy ⓘ high availability of routing ⓘ |
| roleSelectionCriterion | IP address as tiebreaker ⓘ |
| roleSelectionCriterion | priority value ⓘ |
| similarTo |
CARP
NERFINISHED
ⓘ
HSRP ⓘ |
| standardizedBy |
Internet Engineering Task Force
ⓘ
surface form:
IETF
|
| supports |
IPv4
ⓘ
IPv6 NERFINISHED ⓘ |
| supportsMultipleVirtualIPsPerVRID | true ⓘ |
| supportsMultipleVirtualRoutersPerInterface | true ⓘ |
| supportsNonPreemptiveMode | true ⓘ |
| supportsOwnerRouterConcept | true ⓘ |
| supportsPreemption | true ⓘ |
| usedIn |
enterprise networks
ⓘ
service provider networks ⓘ |
| uses |
priority-based master election
ⓘ
virtual IP address ⓘ virtual router identifier ⓘ |
| usesAuthentication | optional ⓘ |
| usesHelloMessages | true ⓘ |
| usesMACAddressRange | 00-00-5E-00-01-XX ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.