With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdsmrAddressTable
Cisco Distributed Short Message Routing Address Table
1.3.6.1.4.1.9.9.1300.1.6
A table used to create a collection of addresses that can be searched for exact or best matches. Entries are added to this table via cdsmrAddressRowStatus in accordance with the RowStatus convention.
Back to CISCO-ITP-DSMR-MIB MIB page.
IPHost Network monitor allows you to monitor cdsmrAddressTable 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.