With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
dspuSapType
Cisco DSPU Sap Type
1.3.6.1.4.1.9.9.24.1.6.1.1.2
Local SAP type is either upstreamSap or downstreamSap.
Back to CISCO-DSPU-MIB MIB page.
IPHost Network monitor allows you to monitor dspuSapType 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.