Verify that the SP or BMC is online, verify that api-service is enabled on the SP or BMC, verify that the partner node is running, check if pings from SP or BMC to partner node work, check if hw-assis...Verify that the SP or BMC is online, verify that api-service is enabled on the SP or BMC, verify that the partner node is running, check if pings from SP or BMC to partner node work, check if hw-assist keep-alives are normal, check that network ports are configured correctly and are functional (up).