Hide Forgot
Description of problem: Pods can not receive multicast from other pods which are in the same namespace but different node. Version-Release number of selected component (if applicable): 4.6.17 and 4.6.0-0.nightly-2021-05-31-074224 How reproducible: Always Steps to Reproduce: 1.oc new-project multicast-test 2.oc annotate namespace multicast-test k8s.ovn.org/multicast-enabled="true" 3.oc create -f https://raw.githubusercontent.com/weliang1/Openshift_Networking/master/Features/Pod/multicast-pod.yaml 4.Run below cmd in the two pods which are int the different nodes: omping -m 239.255.254.24 $pod1IP $pod2IP Actual results: Pods can not receive multicast from other pods which are in the same namespace but different node. Expected results: Both pods can join multicast group 239.255.254.24 and receive muticast traffic Additional info:
This issue has been fixed in https://bugzilla.redhat.com/show_bug.cgi?id=1843695 for 4.5 release
Tested and verified in 4.6.0-0.nightly-2021-06-25-031210
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory (OpenShift Container Platform 4.6.38 bug fix update), and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2021:2641