With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cEigrpReportDistance
Cisco Enhanced Interior Gateway Protocol Report Distance
1.3.6.1.4.1.9.9.449.1.3.1.1.16
The computed distance to the destination network in the topology entry reported to this router by the originator of this route.
Back to CISCO-EIGRP-MIB MIB page.
IPHost Network monitor allows you to monitor cEigrpReportDistance 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.