We can't get XG's SNMP MIB file in community.Use the Cyberoam's MIB for XG will get no response on some OIDs.When will XG release it's own SNMP MIB file?
https://docs.sophos.com/nsg/sophos-firewall/18.0/Help/en-us/webhelp/onlinehelp/nsg/sfos/concepts/SNMP.html?hl=mib
https://docs.sophos.com/nsg/sophos-firewall/MIB/SOPHOS-XG-MIB.zip