vRtrIfNameIndex 1.3.6.1.4.1.6527.3.1.2.3.5.1.1

The value of vRtrIfNameIndex gives the value of vRtrIfIndex for a row in the vRtrIfTable. This row corresponds to the virtual router interface which has interface name as vRtrIfName. Every vRtrIfName is unique within a specific instance of vRtrID.