I also tried -k optoin as well. Any idea what could be the cause, please? Not sure of what MVIP is, I used cluster-mgmt-ip here
bash-4.2$ curl -s --insecure --user user:passwd "http://cluster-mgmt-ip/json-rpc/9.0?method=GetClusterHardwareInfo" | jq '.result.clusterHardwareInfo.nodes[] | "(.system[].serial)" + ": " + "(.platform.chassisType)" + " | " + "(.platform.nodeType)" + " | " + "BIOS: (.hardwareConfig.BIOS_VERSION.actual)" + " | " + "iDRAC: (.hardwareConfig.IDRAC_VERSION.actual)"'
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
100 196 100 196 0 0 11385 0 --:--:-- --:--:-- --:--:-- 13066
parse error: Invalid numeric literal at line 1, column 10
https://kb.netapp.com/onprem/solidfire/hardware/How_to_determine_the_BIOS_version_on_storage_nodes