With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
c3gSmsCommonTable
Cisco 3G Sms Common Table
1.3.6.1.4.1.9.9.661.1.5.1.1
This table contains Cellular 3G SMS management MIB objects.
Back to CISCO-WAN-3G-MIB MIB page.
IPHost Network monitor allows you to monitor c3gSmsCommonTable 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.