With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cGgsnExtSubscrTraceFailReason
cisco Gateway GPRS Support Node Ext Subscr Trace Fail Reason
1.3.6.1.4.1.9.9.647.1.5.4
Reason for the trace activation failure.
Back to CISCO-GGSN-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cGgsnExtSubscrTraceFailReason 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.