With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ospfAsLsaCount
ospf Autonomous System Lsa Count
1.3.6.1.2.1.14.1.24
The number of AS-scope link state advertisements in the AS-scope link state database.
Back to OSPF-MIB MIB page.
IPHost Network monitor allows you to monitor ospfAsLsaCount 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.