tmnxBsxTransPrefEntryId 1.3.6.1.4.1.6527.3.1.2.63.7.8.1.1

The value of tmnxBsxTransPrefEntryId specifies, along with tmnxBsxAaGrpPartIndex and tmnxBsxTransPrefPolicyId, the index to a specific entry of a transit prefix policy.