With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgspInstVariant
Cisco GSP Inst Variant
1.3.6.1.4.1.9.9.336.1.3.1.1.3
The SS7 variant used to format data used by this instance.
Back to CISCO-ITP-GSP-MIB MIB page.
IPHost Network monitor allows you to monitor cgspInstVariant on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.