With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgspIntervalUPUs
Cisco GSP Interval UP Us
1.3.6.1.4.1.9.9.336.1.8.2
Number of UPU MSUs received or transmitted during this specific cgspUPUIntervalDuration interval.
Back to CISCO-ITP-GSP-MIB MIB page.
IPHost Network monitor allows you to monitor cgspIntervalUPUs on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.