CCIE系列認證CCIE SP章節(jié)練習(2019.05.02)

A.Protects signals when a ring switch fails
B.Protects signals when multiple span switches fail
C.Protects pre-emptible traffic from being dropped when a ring switch occurs
D.Protects signals against any combination of link failure in each ring

A.one route processor （RP） Card and one modular services card （MSC）
B.one distributed route processor （DRP） and one S13 fabric card （SFC）
C.one line card chassis （LCC） and one fabric card chassis （FCC）
D.one route processor （RP） and one fabric card chassis （FCC）
E.one line card chassis （LCC） and one S13 fabric card （SFC）

A.A neighbor that has met the feasibility condition
B.A neighbor that has met the feasibility condition and has the lowest cost path towards the destination
C.Any neighbor that is in the path towards the destination.
D.Any neighbor that is in the path towards the destination and whose reported distance equals thefeasible distance

A.MPLS TE
B.MPLS VPN
C.When CEF switching and Label switching is done
D.In all the above circumstances

A.The tunnel that is not configured with the policy-class command acts as the default
B.EXP selection is between multiple tunnels to the same destination
C.There is no requirement for IGP extensions
D.Tunnels are configured using the policy-class command and carry multiple EXP values
E.It supports VRF traffic， IP-to-MPLS switching， and MPLS-to-MPLS switching

A.Deploy IPv6 at the Edges and tunnel Enterprise through the core
B.Deploy IPv6 at Edges and Core at the same time for smooth transition
C.Deploy IPv6 at the core first and then move to Edges toward the end customer
D.None of the above will work

A.path monitoring
B.tandem connection monitoring activation deactivation （TCM ACT）
C.Payload Structure Identifier （PSI）
D.multiframe alignment signal （MFAS）
E.section monitoring

A.CSNP
B.LSP
C.ISH
D.Hello
E.IIH
F.PSNP

A.Tunnel label
B.VC-label
C.5-byte ATM header
D.Payload
E.4 byte ATM header
F.Support for 30 packed cells

A.IPsec tunnel
B.routing equivalence paths
C.traffic engineering tunnel
D.bridge or switch instance
E.groups of IP addresses