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

A.show run Inte

B.show bfd session

C.show ip route

D.show rsvp session

A. hold priority

B. setup priority

C. FEC IP address

D. resource availability

E. local protection option

A.路由不通

B.建立会话的路由器不在同一ospf域

C.path约束属性配置错误

D.互联端口不通

A. It polices each individual session to an explicit rate.

B. It does not police, but never allows link oversubscription.

C. It polices the aggregate rate of all sessions to an explicit rate.

D. It does not police, but limits the amount of reservable bandwidth.

请柬中，“RSVP”的意思是()。

A. RSVP itself provides bandwidth and delay guarantees.

B. For RSVP to be end-to-end, all devices must support RSVP.

C. RSVP reservations are maintained by a centralized reservations server.

D. An RSVP compatible QoS mechanism must be used to implement guarantees according to RSVP reservations.

A.刷新上游的RSVP Resv消息

B.刷新下游的RSVP Path消息

C.刷新下游的RSVP Resv消息

D.刷新上游的RSVP path消息

A.PATH

B.PATHERR

C.PATHTEAR

D.RESVTEAR

A.RSVPitselfprovidesbandwidthanddelayguarantees.

B.ForRSVPtobeend-to-end，alldevicesmustsupportRSVP.

C.RSVPreservationsaremaintainedbyacentralizedreservationsserver.

D.AnRSVPcompatibleQoSmechanismmustbeusedtoimplementguaranteesaccordingto RSVP reservations.