CCIE笔试400-101新题

小乔

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# z  r5 }9 X6 X- @% Z) \3 I6 N9 i据说新题库题目数量已经接近900Q，宝宝们有没有被吓到
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Which IPv6 tunneling mechanism requires a service provider to use one of its own native IPv6 blocks to guarantee that its IPv6 hosts will be reachable?

A.    6rd tunneling
B.    automatic 6to4 tunneling
( V2 r8 v5 [8 g; }C.    NAT-PT tunneling
( G5 T& f' ~4 DD.    ISATAP tunneling
E.    manual ipv6ip tunneling
F.    automatic 4to6 tunneling

Answer: A

QUESTION
- }; E) F) Z3 B* U7 c* ~. k6 }Which two discovery mechanism does LDP support? (Choose two.)

A.    strict
B.    extended
C.    loose
D.    targeted
E.    basic

Answer: BE

QUESTION
( H6 M3 I9 h: ROn a network using RIPng, the prefix field of a routing table entry has a value of 0:0:0:0:0:0:0:0. What does this value signify?

A.    The next hop address is unknown.
7 c3 A% @7 L# R+ U1 zB.    The next hop address is a site-local address.
C.    The neighboring router has IPv6 ND disabled.
D.    The next hop address must be the originator of the route advertisement.
E.    The associated route follows a default route out of the network.

Answer: E

QUESTION
' {" q5 J: J# VWhich AS_PATH attribute can you use to prevent loops when implementing BGP confederations?

A.    AS_CONFED_SET
B.    AS_SEQUENCE
$ }; ]" F6 _$ Y$ |9 [% v4 q' }6 DC.    AS_CONFED_SEQUENCE
D.    AS_SET

Answer: C

QUESTION
2 k( |. N- f* Q& ?; ?Which two statements about OSPF are true? (Choose two.)

A.    External type 2 routes are preferred over interarea routes.
. |! [: V' ~0 Y4 W# HB.    Intra-area routes are preferred over interarea routes.
" K: E1 U% t- |) a5 [8 hC.    External type 1 routes are preferred over external type 2 routes.
* i0 h+ R: f2 WD.    External type 1 routes are preferred over intra-area routes.
9 i' \& m: }/ TE.    External type 2 routes are preferred over external type 1 routes.

Answer: BC

QUESTION
Which two statements about the OSPF two-way neighbor state are true? (Choose two.)

A.    Each neighbor receives its own router ID in a hello packet from the other neighbor.
+ E5 N1 @' E5 e5 k+ P( p/ UB.    Each neighbor receives a hello message from the other neighbor.
. J% X$ Q; F: X) a: @C.    It is valid only on NBMA networks.
D.    It is valid only on point-to-point networks.
E.    Each neighbor receives an acknowledgement of its own hello packet from the other neighbor.
F.    Each neighbor receives the router ID of the other neighbor in a hello packet from the other neighbor.

Answer: AE

QUESTION
Which two statements about device access control are true? (Choose two.)

A.    The AUX port is displayed as type tty in the output of the show line command.
& }7 E& J( N0 t/ D+ G; j, _' h& R# BB.    VTY lines are associated with physical interfaces on a network device.
C.    MPP restricts device-management access to interfaces that are configured under the control plane host configuration.
1 S) O' [' Z6 m4 J8 X* tD.    The enable password command sets an MD5 one-way encrypted password.
E.    The console port supports hardware flow control

Answer: CE

QUESTION
; j: w3 a0 S7 d' M! A. LIn the DiffServ model, which class represents the highest priority with the lowest drop probability? (*)

A.    AF13
( J$ Y4 D" j- Y2 [& q" B) RB.    AF43
. y: E& O2 p3 W( PC.    AF11
D.    AF41

Answer: D

QUESTION
Which two methods can you use to limit the range for EIGRP queries? (Choose two.)

A.    Use an access list to deny the multicast address 224.0.0.1 outbound from select EIGRP neighbor and permit everything else.
# {4 D) B1 n/ C5 W1 s$ ~B.    Configure route tagging for all EIGRP routes.
, i; j2 S+ P- C2 sC.    Summarize routes at the boundary routers of the EIGRP domain.
D.    Configure unicast EIGRP on all routers in the EIGRP domain.
E.    Configure stub routers in the EIGRP domain.
: m. x0 E- g9 {* E! ?- LF.    Use an access list to deny the multicast address 224.0.0.10 outbound from select EIGRP neighbors and permit everything else.

Answer: CE

QUESTION
Which two best practices does Cisco recommend to migrate a network from PVST+ to MST? (Choose two.)

A.    Start the migration at the edge nodes and work toward the root bridge.
9 D. n9 Q/ y! ~; k/ RB.    Before starting the transition, configure one of the edge nodes with a lower priority so that it becomes the root bridge after the transition.
7 t& \9 D* C7 ~9 d& ?& ?2 QC.    Before starting the transition, ensure that at least two nodes act as the root bridge for all VLANs in the network.
D.    Start the migration at the root bridge and work toward the edge nodes.
E.    Before starting the transition, configure one of the edge nodes with a higher priority so that it becomes the root bridge after the transition.
/ t$ x1 }: z( D* `/ X; h+ y9 AF.    Before starting the transition, ensure that one node is the root bridge for all VLANs in the network.

Answer: AF

QUESTION
# ^+ x8 n. m, y) L* q( |& hRefer to the exhibit. Which two statements about this egress queue are true? (Choose two.)
- b& a. X! p4 N; C( y: SA.    The queue 3 buffer is allocated 20 percent, its drop threshold is 100 percent, and it is guaranteed 400 percent of memory.
B.    The queue 1 buffer is allocated 30 percent, its drop threshold is 25 percent, and it is guaranteed 100 percent of memory.
C.    The queue 1 buffer is allocated 30 percent, its drop threshold is 100 percent, and it is guaranteed 150 percent of memory.
D.    The queue 2 buffer is allocated 30 percent, its drop threshold is 200 percent, and it can use at maximum 400 percent of memory.
E.    The queue 3 buffer is allocated 30 percent, its drop threshold is 100 percent, and it can use at maximum 400 percent of memory.

Answer: BD

QUESTION
Which two statements about the function of PIM designated router are true? (Choose two.)

A.    It registers directly connected source to the PIM rendezvous point.
4 r+ R* `$ Y  E; t1 r0 ^B.    It sends PIM asserts on the interface of the outgoing interface list.
C.    It sends PIM Join/Prune messages for directly connected receivers.
D.    It forwards multicast traffic from the source into the PIM network.
E.    It sends IGMP queries.

Answer: AC

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herbbe

吓坏

herbbe

herbbe

herbbe

dongjineee

thanks
7 g0 v5 \: `9 g& f1 M# }

wolfwing

不是吧, 吓死宝宝了

dragonetfu

我去，咋这么背撒~~~~什么时候出来新题库啊

幸福优乐~

longa30

不是吧, 太恐怖 了

23301050

陌生的世界

1111111

pcfan

吓死宝宝了

shengchun106

不是吧  那么多  

Shawn_1989

跪了~怎么差这么多呢？