300-115题目交流

lingwenkui

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0 ?2 Y, _% x# H  C0 H题库一些题目，自己查文档验证，存在错漏请大神轻点拍砖

QUESTION 335
+ z: M) T. b3 E) n; N% k) d( T9 cA question about interface gi 0/1 being inerrdisable and how do you find the
2 L6 }  l  O) L8 y# ]  S: i- Treason for it being disabled
A. show interfaces g0/1 status
B. show run interface g0/1
1 T4 f2 O  \( \8 A) E* qC. show ip int brief
: D) w' P& m0 g0 P- AD. show log
Correct Answer: D
Answer Should Be: AD
- {4 @. Z' [# I! y; i5 [) }http://www.cisco.com/c/en/us/support/docs/lan-switching/spanning-tree-protocol/69980-errdisable-recovery.html#anc12

QUESTION 333
A question about EtherChannel compatibilitymodes. (Choose two.)
A. passive-passive
B. active-active
6 m) i' ^! c% D3 M% v7 q3 VC. desirable-desirable
; m1 k( }! N& X: G) \9 jD. active-passive
E. active-desirable
3 M9 R4 X1 S. p: M# n" }Correct Answer: CD
8 k$ K7 R# h: Z* ^) F5 X$ ZAnswer Should Be: BCD

QUESTION 271  --similar with 327
Question about voice VLAN.
A. Disabled by default
B. Enters on untrusted port
1 h' M6 m; A. F5 T' ]; C0 IC. Default CoS value of 5 for untagged.....
D. Needs manual enable of portfast.
, F+ O% ^' `, z" o8 i4 KCorrect Answer: A
- x# |* K" r$ g# S4 z" fAnswer Should Be: AC
the phone sends voice traffic with Layer 3 IP precedence andLayer 2 class of service (CoS) values, which are both set to 5 by default.
9 m% S5 F4 }6 r) O( t- b4 S3 `' r1 w2 nThe voice VLAN feature is disabled by default.
When the voice VLAN feature is enabled, all untagged trafficis sent according to the default CoS priority of the port.
6 n3 b/ n. P  x  c7 t% yThe CoS value is not trusted for IEEE802.1p or IEEE 802.1Q tagged traffic.
http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst3560/software/release/12-2_52_se/configuration/guide/3560scg/swvoip.html#wp1033848

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lelen99

恋脚丝欲

感谢分享

恋脚丝欲

271 voice vlan 需要tag, 308 选B；300，AC；290 C没问题，257 storm control可以配成shutdown，姑且算一个，194选D，127 D，350 BD，336感觉是A，210 A

Sunshinegirl

suzhou1898

围观大神

790718cpc

謝謝樓主的經驗分享!

a576974374

hhhhhhhhhhhhhhhhhhhh

wrlina

luiszehang

thanks for sharing

forevercml

forevercml

tyu564213

感恩感恩!

木木想飞

谢谢楼主的分享

canfly17

, k# n/ b/ f5 F! C5 z$ p  T1 e謝謝樓主的經驗分享!