With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cirbhStatsHistoryMaxUtilization
Cisco IP-RAN Backhaul Stats History Max Utilization
1.3.6.1.4.1.9.9.483.1.2.12.1.15
The maximum utilization encountered within interval.
Back to CISCO-IP-RAN-BACKHAUL-MIB MIB page.
IPHost Network monitor allows you to monitor cirbhStatsHistoryMaxUtilization on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.