With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
mplsTunnelHopTableIndex
mpls Tunnel Hop Table Index
1.3.6.1.3.95.2.2.1.20
Index into the mplsTunnelHopTable entry that specifies the explicit route hops for this tunnel.
Back to MPLS-TE-MIB MIB page.
IPHost Network monitor allows you to monitor mplsTunnelHopTableIndex 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.