tmnxOamVprnTrL3MapDestMaskLen 1.3.6.1.4.1.6527.3.1.2.11.2.12.1.15

The value of tmnxOamVprnTrL3MapDestMaskLen indicates the number of prefix bits (prefix width) to be &-ed with the IP address in tmnxOamVprnTrL3MapDestAddress.