cpwVcMplsOutboundLsrXcIndex 1.3.6.1.4.1.9.10.107.1.3.1.2

This object will be set by the operator. If the outer label is defined in the MPL-LSR-MIB, i.e. set by LDP or manually, this object points to the XC index of the outer tunnel. Otherwise, it is set to zero.