This documentation is for older versions of WSO2 products and may not be relevant now. Please see your respective product documentation for clustering details and configurations.

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MulticastWKAAWSKubernetes
All nodes should be in the same subnetNodes can be in different networksAmazon EC2 nodesKubernetes pods
All nodes should be in the same multicast domainNo multicasting requirementNo multicasting requirementNo multicasting requirement
Multicasting should not be blockedNo multicasting requirementNo multicasting requirementNo multicasting requirement
No fixed IP addresses or hosts requiredAt least one well-known IP address or host requiredNo fixed IP addresses or hosts requiredNo fixed IP addresses or hosts required
Failure of any member does not affect membership discoveryNew members can join with some WKA nodes down, but not if all WKA nodes are downFailure of any member does not affect membership discoveryFailure of any member does not affect membership discovery
Does not work on IaaSs such as Amazon EC2IaaS-friendlyWorks on Amazon EC2Works with Kubernetes and OpenShift EnvironmetnsEnvironments
No WKA requirementRequires keepalive, elastic IPs, or some other mechanism for re-mapping IP addresses of WK members in cases of failureNo WKA requirementNo WKA requirement

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