With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
clcCdpInvalidPackets
Cisco LWAPP CDP Cdp Invalid Packets
1.3.6.1.4.1.9.9.623.1.1.5
Total number of CDP packets that were invalid.
Back to CISCO-LWAPP-CDP-MIB MIB page.
IPHost Network monitor allows you to monitor clcCdpInvalidPackets on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.