A.It is a label distribution protocol for MPLS
B.It is a set of procedures and messages by which LSRs establish Label Switch Paths （LSPs） through a network
C.Tag distribution Protocol （TDP） was the basis for LDP
D.All of the above are true
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A.NIS
B.IPCP
C.RADIUS
D.LDAP
A.The dspload screen is for all trunks； the dsptrkutl screen is for one trunk
B.The dspload screen shows the expected traffic； the dsptrkutl screen shows actual traffice
C.The information on the dspload screen never changes； the dsptrkutl screen is dynamic
D.The dspload screen shows historical information； the dsptrkutl screen shows current information
A.Set top box
B.Diplex filter
C.Local head end
D.Fiber node
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.Downstream RS error correction effectiveness is reduced
B.The downstream line rate and throughput remains unchanged， but FEC efficiency is reduced
C.The upstream DSL bandwidth is reduced， since less carriers become available for upstream traffic
D.The downstream DSL bandwidth is increased
最新試題
Which two requirements to deploy 6PE and 6VPE solutions are mandatory？（）
Which two statements about Layer 3 MPLS VPN are true？（）
Which statement is FALSE concerning Concatenation？（）
What layer of the TMN （telecommunications management network） model does CTM fit into？（）
Which statement about implementing the Cisco IPv6 provider Edge Router over MPLS is true？（）
Which two statements about DS-Lite are true？（）
Which configuration prevents traffic that is sourced from the unique local address scope to be sent out ofthe link to the upstream service provider？（）
In the Carrier Supporting Carrier （CsC） feature， which two protocols run between CSC-PE and CSC-CE（）.
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？（）
Which Modular QoS CLI （MQC） based output queuing method is designed to support multiple trafficclasses including VoIP traffic， mission-critical traffic， interactive traffic， and default class traffic？（）