多項選擇題In which modes does selective packet discard（SPD）operate？（）

A.normal
B.discard
C.random
D. full


您可能感興趣的試卷

你可能感興趣的試題

1.多項選擇題Which two statements about VPLS are true？ （）

A.There is a full mesh of pseudowires.
B.There is a partial mesh of pseudowires.
C.Only L2TPv3 can be used for pseudowire establishment.
D.There is split-horizon to avoid loops.

2.單項選擇題In the Apache Web Server configuration， the command KeepAlive ON is used to（）

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

3.多項選擇題Which of the following is reported in the LMI regular status polling？（）

A.Addition or Deletion of PVC
B.PVC status （active or inactive）
C.Link integrity
D.None of the other alternatives apply

4.單項選擇題What is true regarding Cisco Network Registrar in Cable networks？（）

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

5.單項選擇題What does UDLD stand for？（）

A.UniDirectional Loop Detection
B.Unspecified Distribution Label Detection
C.Unified Distribution Label Direction
D.UniDirectional Link Detection

6.單項選擇題What will significantly degrade DSL performance， regardless of DSL rate or line length？ （）

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

8.多項選擇題Which two of the following are designated fields for MAC tunneling protocol（802.1 ah）？（）

A.Service Ethertype
B.ISL
C.PseudoLAN TAG
D.802.1q VLAN TAG
E.Control Word
F.Tunnel Label

9.單項選擇題A Successor is（）.

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

10.單項選擇題Routes redistributed into an OSPF ASBR are which LSA type？（）

A.LSA type 1
B.LSA type 2
C.LSA type 3
D.LSA type 4
E.LSA type 5
F.LSA type 6