You can select a variable to monitor using the built-in IPHost MIB browser that provides you with all variables, their current values and descriptions taken from the ctron-sfps-chassis-mib .
OID list for ctron-sfps-chassis-mib
You can start network devices monitoring using free 30-day trial version of IPHost Network Monitor right now. Witn IPHost SNMP monitor you can monitor network performance, audit network usage, detect network faults, or inappropriate access. The IPHost's SNMP monitor can communicate and interact with any SNMP-enabled device.