With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cds3IntervalNumber
Cisco DS3 Interval Number
1.3.6.1.4.1.9.9.132.1.3.4.1.1
A number between 0 and 96, where 1 is the most recently completed 15 minute interval and 96 is the 15 minute interval completed 23 hours and 45 minutes prior to interval number 1. Interval number 0 refers to the current 15 minute data.
Back to CISCO-DS3-MIB MIB page.
IPHost Network monitor allows you to monitor cds3IntervalNumber on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.