With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
expExpressionInstance
exp Expression Instance
1.3.6.1.4.1.9.10.22.1.3.1.1.11
The expValueInstance being evaluated when the error occurred. A zero-length indicates irrelevance. This object is not instantiated if there have been no errors.
Back to EXPRESSION-MIB MIB page.
IPHost Network monitor allows you to monitor expExpressionInstance on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.