RHOSP 13. DVR no longer sends GARPs after instance's live migration
Issue
- Instance's floating IP no longer available after live migration
- Instance is unreachable after live migration
- Live migration breaks FIP
- GARPs are no longer generated for live-migrated instance's FIPs
Environment
- Red Hat OpenStack Platform 13 Z9
- Red Hat OpenStack Platform 13 Z10
- Red Hat OpenStack Platform 13 Z11 (rhosp13/openstack-neutron-l3-agent:13.0-113 is known to be affected)
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