问题:
A . P2MP TE uses an OSPF extension that is different from the OSPF extension that is used in P2P TE
B . Loose path is not supported in P2MP TE
C . Multiple IP multicast groups can map to one P2MP tunnel
D . Affinity is not supported in P2MP TE
E . P2MP TE uses Constrained Shortest Path First (CSPF) to calculate path
● 参考解析
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