A.Following a link flap in the BGP speaker’s AS
B.During initial convergence.
C.Following a Route Processor Switchover.
D.Just before sending a CEASE message to tear down the session.
E.During capability negotiation
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A.cs3
B.cs7
C.ef
D.af41
E.af31
F.0（default）
A.It is used for PIM control traffic
B.It is optionally configured for a high bandwidth multicast source to reduce multicast traffic replication to uninterested PE routers
C.Within the VPF configuration in the PE router， multiple Default MDT groups are configured so each VPF can support multiple multicast sources
D.There is a reduced multicast state in the MPLS core P routers
E.When multicast traffic exceeds a certain configured threshold， traffic from the Data MDT is switched to the Default MDT to conserve bandwidth
A.Logging detect fail-login
B.Login on-failure log
C.Login detect login-failure log
D.Logging login on-failure
E.none of the above
A.GFC-4 bits of generic flow control
B.Forward-explicit congestion notification（FECN）
C.VCI-16 bits of virtual channel identifier
D.CLP-1 bit of congestion loss
E.HEC-8 bit of header error control
F.ATM Discard Eligibility（DE）bit
A.lowest cost
B.highest bandwidth
C.lowest hop-count
D.path attributes
E.lowest delay
最新試題
Which of the following is used to periodically multicast by DIS on a LAN to ensure IS-IS link state databaseaccuracy？（）
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Which tree of these are types of Ethernet Virtue Connections （EVCs） in the MEF concept？（）
Which two statements about DS-Lite are true？（）
Which option describes a benefits of IPv6 VPN Provider Edge？（）
Which three statements about MPLS traffic engineering （MPLS TE） are true？ （）
There are two cabling schemes to choose from when implementing a Cisco CRS-1 multishelf system：single-module cabling and multimodule cabling. What is the maximum capacity of the LCCs that aresupported in multimodule cabling？（）
All secure domain routers （SDRs） have shared attribute and resources. Which three resources are sharedall SDRs？ （）
Which statement about implementing the Cisco IPv6 provider Edge Router over MPLS is true？（）
Which statement about multicast VPN is true？（）