With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
rttMplsVpnMonCtrlTag
Round Trip Time Mpls Vpn Monitor Control Tag
1.3.6.1.4.1.9.9.42.1.2.15.1.4
A string which is used by a managing application to identify the RTT target. This string will be configured as rttMonCtrlAdminTag for all the operations configured by this Auto SAA L3 MPLS VPN. The usage of this value in Auto SAA L3 MPLS VPN is same as rttMonCtrlAdminTag in RTT operation.
Back to CISCO-RTTMON-MIB MIB page.
IPHost Network monitor allows you to monitor rttMplsVpnMonCtrlTag on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.