A.Allow a CSS to probe the server
B.Allow a connection to be closed with a TCP RESET
C.Allow persistent connections
D.Allow the use of HTTP HEAD request
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A.Addition or Deletion of PVC
B.PVC status （active or inactive）
C.Link integrity
D.None of the other alternatives apply
A.It provides comprehensive Domain Name system
B.It provides DHCP administrative functionality
C.It provides TFTP server functionality.
D.All of the above are true
A.UniDirectional Loop Detection
B.Unspecified Distribution Label Detection
C.Unified Distribution Label Direction
D.UniDirectional Link Detection
A.Microliters installed between a telephone and shared line
B.POTS splitters at the subscriber’s end of the DSL line
C.POTS splitters at the telco CO
D.None of the other alternatives apply
A.AAU2
B.AAL3
C.AAL4
D.AAL5
最新試題
How many messages does internet Key Exchange use to negotiate SA characteristics when running inmain mode？（）
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Which statement about VPLS is true？（）
What layer of the TMN （telecommunications management network） model does CTM fit into？（）
Which configuration prevents traffic that is sourced from the unique local address scope to be sent out ofthe link to the upstream service provider？（）
MPLS label mapping on an LSR is displayed by which IOS command？（）
Which option describes a benefits of IPv6 VPN Provider Edge？（）
Which tree of these are types of Ethernet Virtue Connections （EVCs） in the MEF concept？（）
Which two statements about DS-Lite are true？（）