[笔试战报] 400-251考试心得（2017年6月30日pass-892）

cherubin

从决定参加安全笔试到考试一共4天时间，感觉基本够用了，现在的提比较稳定：141Q+6额外题全涵盖了我这次的所有考题。感谢之前的考友提供的各种信息，我在这里做个总结造福之后的考友：

! H( j1 Z1 O* w$ A1 n6额外题：

1， CoA

Under Cisco IOS Software, which three features are  supported in RADIUS Change of Authorization requests? (Choose three.)

B.  session reauthentication

C. session termination

SessionIdentification

2，Which two statements about Cisco ASAauthentication using LDAP are true? (Choose two.)
0 V" H& _# L6 R$ ]& l
6 G# v8 M* x% O: WA. It uses attribute maps to map the AD memberOf attribute to the cisco ASA Group-Poilcy attribute- O, M0 F*i" s1 j  e; ~8 T
B. It uses AD attribute maps to assign users togroup policies configured under the WebVPN context4 Z( t5 W6u% b) e- s/ W0 x* }' j
$ k+ [+ L) ?& s' AC. The Cisco ASA can use more than one AD memberOf attribute to match a user to multiple group policies
8 b2 v2 V6 A+ O) M' Q, ~4 ~8 L& i5 fD. It can assign a group policy to a user basedon access credentials" D' Y4 p9 k8 ^# G1 `
E. It can combine AD attributes and LDPattributes to configure group policies on the Cisco ASA2 K. n. z:H6 T- n0 w9 p4 C* r
+ N; N6 f- [. I* o8 ?! H7 CF. It is a closed standard that managesdirectory-information services over distributed networks& W!K! t, {7 Z/ K

* P7 \3 v" {; k" B% i* oAnswer: A, B
& M. d. h! {5 _: p# Z
( z, z% G7 [+ v, U! N0 o  K
3，Whichthree statements about the keying methods used by MAC Sec are true? (Choosethree.)

A. MKA is implemented as an EAPoL packetexchange.
2 W! y  S0 @4 J( `2 oB. SAP is enabled by default for Cisco TrustSecin manual configuration mode.* W  E1 p4 L7y  ?* s0 R
C. SAP is supported on SPAN destination ports.
: o/ [& q; ?; W3 k( l& kD. Key management for host-to-switch andswitch-to-switch MACSec sessions is provided by MKA.' J6 k]w  p, X] p9 F6 D
0 Y9 `) Y1 ^: v: Z/ Z4 xE. SAP is not supported on switch SVIs.- K; _]u  Z7 ?, N
F. A valid mode for SAP is NULL.
; M# s$ |$ }5 N1 h" o) P% X9 d* r, w# b% Z7 g; L" T! X, P+ a
Answer: A, E, F

4，其中问哪个是stream cipher的直接选RC4.

5，BGP的题目是BGP for TTL Security Check是干什么用的—单选

选含有for CPU utilization-based attacks的选项.

6，

file:////Users/lexin/Library/Group%20Containers/UBF8T346G9.Office/msoclip1/01/clip_image002.png

0 e1 g& g6 {$ P5 t

至于141题库的准确性：

2 t$ ]( R% g4 u) U7 c

有争议的题目我有3个：
%R, l  j! K+ r2 X
101, AEF, 5 Ghz, WPA加密，wep加密都是错的，选剩下的。2 g% C3 t' S$ T, F( ~
2 J* G0 _$ o6 y, s- |8 R105，有人提到过，MSE和wIPSMonitor Mode是反的。  p#g8 h# ^$ q& x5 w
2 [+ v* o+ u9 H( N" j135， 选B和Da view is created.)Z1

; h+ x3 D2 g% b$ ^" s- E% a2 k# F2 M

其他的我个人觉得应该没什么问题，目前题目稳定，考位也很多，有需要的考友尽快吧

SYQ09014

400-251 安全笔试题库可以共享一份给我么~谢谢

rewqaa11

反手就是一个赞，楼主太给力了

crdcccie2017

哪位好心人可以共享我一份

cherubin

SYQ09014 发表于 2017-6-30 16:32
400-251 安全笔试题库可以共享一份给我么~谢谢

论坛里的标准版就可以，141Q+6

cherubin

crdcccie2017 发表于 2017-7-1 12:56
" t" B( V+ {+ D4 V% h; D& W哪位好心人可以共享我一份

论坛里可以随便下

garryjoint

ddddddddddddddddddddddd

garryjoint

ddddddddddddddddddddddddddddddddddddddddddddddddd

lzwdavid

感谢分享，找到+6题库了，谢谢。

lzwdavid

# ?! w% W: n9 m9 F3 _
7 e8 O* E" H5 x$ Y5 L( ^:////Users/lexin/Library/Group%20Containers/UBF8T346G9.Office/msoclip1/01/clip_image002.png

calvin_choung

请问楼主，6题新题中的第6题是什么呀？链接不对哦。。。谢谢

calvin_choung

请问楼主，6题新题中的第6题是什么呀？链接不对哦。。。谢谢

arthurzh

dddddddddddddddddd