Huaimo Chen, Mike McBride, Aijun Wang, Gyan Mishra, Yisong Liu, Yanhe Fan, Lei Liu, Xufeng Liu, 2022-02-22, This document describes a mechanism for rapidly defense against the failure of an egress node of an explicit level to multipoint (P2MP) multicast path/tree in a "Bit Index Explicit Replication" (BIER) Traffic Engineering (TE) domain.