The Internet Gate has a built-in SNMP client allowing SNMP browsers to view/edit certain configuration values.
Read more about SNMP on Wikipedia.
Internet Gate supports SNMP MIB RFC1213
The Internet Gate supports a custom MIB containing some non-standard OID-s.
Your MIB browser needs a copy of the MIB file in order to be able to correctly access those OID-s. You can download the custom MIB from here.