With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cgrtRouteDestLinkset
Cisco IP Transfer Point GRT Route Dest Linkset
1.3.6.1.4.1.9.9.334.1.2.3.1.4
The linkset that the packet is to be forwarded to on matching this route.
Back to CISCO-ITP-GRT-MIB MIB page.
IPHost Network monitor allows you to monitor cgrtRouteDestLinkset 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.