With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
sysBannerMotd
sys Banner Motd
1.3.6.1.4.1.9.5.1.1.30
the Command Line Interface before log in.
Back to CISCO-STACK-MIB MIB page.
IPHost Network monitor allows you to monitor sysBannerMotd 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.