With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
lesOutRegisFails
les Out Regis Fails
1.3.6.1.4.1.9.9.39.1.1.2.1.12
The number of rejection LE_REGISTER_RESPONSEs transmitted by this LES since activation.
Back to CISCO-LES-MIB MIB page.
IPHost Network monitor allows you to monitor lesOutRegisFails on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.