With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgkLZoneStatsOriginAdmissionRejects
Cisco Gatekeeper L Zone Stats Origin Admission Rejects
1.3.6.1.4.1.9.10.40.1.1.4.1.1.4
The number of Admission Rejects sent to the Originating endpoint for the local zone.
Back to CISCO-GATEKEEPER-MIB MIB page.
IPHost Network monitor allows you to monitor cgkLZoneStatsOriginAdmissionRejects 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.