A.Packet mode
B.Frame mode
C.Transparent mode
D.Channel mode
E.Tunnel mode
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A.It removes the top label in the MPLS label stack.
B.It adds a top label in MPLS label stack.
C.It replaces the top label in the MPLS label stack with another value.
D.It replaces the top label in the MPLS label stack with a set of labels.
E.None of above.
A.Wait-to-Restore，F(xiàn)orced Switch，Manual Switch，Lockout of Protection
B.Manual Switch，Wait-to-Restore，Lockout of Protection，F(xiàn)orced Switch
C.Lockout of Protection，F(xiàn)orced Switch， Manual Switch，Wait-to-Restore
D.Lockout of Protection，Manual Switch， Forced Switch，Wait-to-Restore
E.Wait-to-Restore，Manual Switch，F(xiàn)orced Switch，Lockout of Protection
F.Wait-to-Restore，Manual Switch，Lockout of Protection，F(xiàn)orced Switch
A.239.0.0.1
B.239.255.255.255
C.224.0.0.10
D.224.0.0.5
A.Autoroute causes the tunnel to be treated as a directly connected link to the head-end.
B.Autoroute causes the TE head-end to establish IGP adjacency with the tail-end over the tunnel.
C.Forwarding adjacency makes the TE head-end node advertise the Tunnel LSP into the IGP.
D.Forwarding adjacency supports unequal cost load balancing over multiple TE tunnels.
A.It does not support all underlying unicast routing protocols like GBP
B.It supports shared trees only assuming all hosts want the multicast traffic
C.Receivers are registered with RP by their first-hop router
D.Receivers are joinedto the Shared Tree（rooted the rp ）by their local Designated Router（DR）
E.From the RP，traffic flows down a Source Tree to each receiver
最新試題
Which three statements about MPLS traffic engineering （MPLS TE） are true？ （）
Which statement about VPLS is true？（）
Two islands of IPv6 networks that are running ISIS （IPv6 IGP） must be connected using a tunnel over anIPv4 network. Which tunneling method can be used to achieve this goal？（）
In the Carrier Supporting Carrier （CsC） feature， which two protocols run between CSC-PE and CSC-CE（）.
What method of streaming live video is the least taxing on bandwidth in a large enterprise environment？（）
Which two statements about Layer 3 MPLS VPN are true？（）
What are three common reasons for ATM CRC errors？（）
Which configuration prevents traffic that is sourced from the unique local address scope to be sent out ofthe link to the upstream service provider？（）
Which information is carried in the OSPFv3 intra-area Prefix LSA？（）
Which three things are the building blocks of the Cisco VPLS architecture？（）