A.Uniform model
B.Pipe Model
C.Short Pipe
D.None of the above will alter Differentiated Services（Diff-Serv）code points set in different DifferentiatedServices（Diff-Serv）domain

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

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.

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

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