On what is the Martini control plane based?（）

单项选择题What is the maximum metric value that can be reported in a narrow metric TLV?（）

A. 63
B. 64
C. 1023
D. 1024

单项选择题What is the type and scope of the LSA required to support traffic engineering in an OSPFenvironment?（）

A. Type 9, AS scope
B. Type 10, AS scope
C. Type 10, Area scope
D. Type 9, Area scope

单项选择题Within a BGP confederation how are routing loops avoided?（）

A. split horizon
B. the AS-path attribute
C. the BGP cluster ID attribute
D. the BGP originator ID attribute

单项选择题Which action does a BGP speaker take when it detects that the reset state bit is set in an openmessage?（）

A. It tears down the BGP session.
B. It sends a restart message to the peer.
C. It marks all routes from that peer as stale.
D. It sends a BGP refresh message to the peer

单项选择题If the policies shown below evaluate as described, which action will occur for the listed policy expression?（） Policy A=True Policy B=True Policy C=True Policy D=False Policy Expression: !(A&&B)||C

A. The policy evaluates to True (a&&n).
B. The policy evaluates to True because of c.
C. The policy evaluates to False because of c.
D. The policy evaluates to False because of !(a&&b).