多项选择题Identify the differences of option 10A, as opposed to option 10C, for interAS vpn offerings. For option 10A().

A.Greater scalability is offered
B.The ASBR holds VPNv4 routes
C.Relative technical simplicity is offered
D.Lower relative security is offered
E.Multihop E-BGP between ASBRs is utilized
F.Better suitability for InterProvider VPNs is provided


您可能感兴趣的试卷

你可能感兴趣的试题

1.单项选择题Which option describes the incorrect usage of the Label Distribution method?()

A.LDP is primarily used in internal networks of MPLS-VPN providers.
B.MP-BGP is used for label distribution for VPN customer routes.
C.Directed LDP is used for label distribution in L2-VPN Attachement Circuits.
D.MP-BGP is used for label distribution in MPLS Traffic Engineered networks.

2.单项选择题Select the statement that best describes The cure for Amplification Principle in the Internetdomain, as explained in RFC 3429 (Internet Architectural Guidelines )()?

A.Amplification is prevented if global changes have only a local effect as opposed to systems in which global changes have a local effect
B.Amplification is prevented if local changes have only a local effect as opposed to system inwhich localchange have a global effect
C.Internet domain does not suffer from“The Amplification Principle”as BGP takes care of misbehaving advertisers
D.None of the above

3.多项选择题In which of the following BGP-related events is an End-of-RIB (EOR) message sent?()

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

4.单项选择题VoIP bearer traffic is typically marked to which DSCP value?()

A.cs3
B.cs7
C.ef
D.af41
E.af31
F.0(default)

5.多项选择题In Multicast VPN (MVPN) implementations, which two of the following statements are regarding the DefaultMDT Group?()

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

6.单项选择题A network administrator wants to detect a login attack against a router. What IOS command can make the attack recorded in syslog server?()

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

7.多项选择题Pick the 4 valid ATM Cell Header fields:()

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

8.单项选择题BGP best route selection process is based on what ?()

A.lowest cost
B.highest bandwidth
C.lowest hop-count
D.path attributes
E.lowest delay

9.多项选择题Which two statements are true about RPF checks in MSDP(Multicast Source Discovery Protocol)?()

A.It prevents message looping,Session Advertisement(SA)messages must be RPF checked
B.RPF check should be done against the route to the Rendez-vous Point of the corresponding PIM-SM domain,which originated the SA
C.RPF checking Session Advertisement(SA)messages will cause message looping
D.RPF check should be done against the route to the source S of the corresponding PIM-SM domain

10.单项选择题The mechanisms for distributing LDP are:()

A.LDP and RSVP
B.RSVP and CEF
C.CEF and the FIB table
D.UDP and IP
E.A and B