With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
prtOutputVersion
Printer Output Version
1.3.6.1.4.1.11.2.3.9.4.2.2.9.2.1.10
The version of this output sub-unit.
Back to Printer-MIB MIB page.
IPHost Network monitor allows you to monitor prtOutputVersion on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.