With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwdsiRoamMblGrpStatsEntry
cwdsi Roam Mbl Group Stats Entry
1.3.6.1.4.1.9.9.509.1.7.5.1
Each entry is a set of roaming statistics.
Back to CISCO-WDS-INFO-MIB MIB page.
IPHost Network monitor allows you to monitor cwdsiRoamMblGrpStatsEntry 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.