With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cospfShamLinkNbrIpAddr
cospf Sham Link Nbr Ip Addr
1.3.6.1.4.1.9.10.99.10.1.3
The IP address this sham link neighbor is using.
Back to CISCO-OSPF-MIB MIB page.
IPHost Network monitor allows you to monitor cospfShamLinkNbrIpAddr on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.