多項選擇題

An RSVP session is maintained with the periodic exchange of which two message types?（） (Choose two.)

A.path
B.resv
C.session
D.keepalive

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單項選擇題

How is an RSVP resv message sent back to the ingress router?（）

A. reverse path of the RRO
B. least cost to the ingress router
C. shortest path to the egress router
D. reverse path of the path vector TLV

單項選擇題

The traffic engineering extensions to RSVP provide what functionality?（）

A. IP routing
B. data security
C. label distribution
D. data compression