With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ctxErrorHistoryTableSize
ctx Error History Table Size
1.3.6.1.4.1.9.9.758.1.4.1
This object specifies the number of entries that the ctxErrorHistoryTable can contain. When the capacity of the ctxErrorHistoryTable is reached, the oldest entry in the table will be deleted in order to accommodate the new entry. A value of '0' disables the history table. The default value is set to 100 entries.
Back to CISCO-TELEPRESENCE-EXCHANGE-SYSTEM-MIB MIB page.
IPHost Network monitor allows you to monitor ctxErrorHistoryTableSize on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.
