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Other issues
RPF establishment
PEs need to know who their RPF PE is for a given route
Duplicate detection
Multihomed sites and switching from shared to source tree can lead to a PE getting duplicate packets
draft proposes means to address this
C-RP Engineering
RP location in customer sites may cause “hairpin”
PEs may act as “outsourced” C-RPs
PEs may speak MSDP to C-RPs
PPT Version