With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ceDiagTestCustomAttributeIndex
Cisco Entity Diagnostics Test Custom Attribute Index
1.3.6.1.4.1.9.9.350.1.1.2.1.1
An arbitrary integer which identifies the custom based attribute of a test.
Back to CISCO-ENTITY-DIAG-MIB MIB page.
IPHost Network monitor allows you to monitor ceDiagTestCustomAttributeIndex 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.