单项选择题

Which condition must be met to allow a PE router to forward VPN traffic across a LSP in a Layer 3 VPN environment？（）

A.The BGP next hop must be in inet.1.
B.The BGP next hop must be in inet.3.
C.Must have a bidirectional LSP configured.
D.Must have a static route to allow an RP for connected interfaces.

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相关考题

单项选择题

How is the cost of a virtual link in OSFP calculated？（）

A.Takes the metric of the outgoing interface.
B.Uses the metric that is assigned during configuration.
C.Uses the path metric to reach the virtual neighbor.
D.Uses a default of zero unless otherwise specified.

单项选择题

What is the function performed by LSA Type 1？（）

A.Create virtual links.
B.Advertise external prefixed.
C.Summarize routes between areas.
D.Advertise a router’s interfaces and metrics.

多项选择题

Which three authentication options does OSPF support？（）

A.DES
B.MD5
C.Kerberos
D.Unauthenticated
E.Simple password