400-201新题汇总（基于置顶帖185Q）

kingochan

占楼

终于审核通过了，还有一些信息刚才提交了被系统拒绝。我也是郁闷了。

leonadeyan

多谢，正打算去考

mystery

楼主大爱无私！功德无量！~顺便奚落一下某些机构，广告打得叮当响，TK从来不分享

mystery

建议这个帖子在一段时间内置顶吧，真的有必要

SamYu123456

这都卖钱，大家去看我的，新鲜出炉，不用钱！

kingochan

SamYu123456 发表于 2016-3-28 14:14
0 g! k8 H' {& G; U这都卖钱，大家去看我的，新鲜出炉，不用钱！

, _" _* h9 z( Z5 g6 o1 Q每天登录签到就有3个币，我收2个币有什么问题？
你也可以把新题都列出来啊。

kingochan

今天下午900分通过了。

补充部分：
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1. bfd map bfd template commands needed for BFD multihop参考文档： http://www.cisco.com/c/en/us/td/ ... chapter_011101.html
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9 l8 I& C$ S( `, ^- G4 J9 q2. ISIS output  Options are: PE5 is stub router, PE3 is designated router,etc.
今天遇到这题了，我选的选项是另外一项。

% B3 g+ o" B0 d. X: _3. HSRP to detect indirect link failures
今天也遇到这题了，我选的是IP SLA。

" I' o/ m7 d3 w* z3 V4. VOIP optimization
- \* M. Q; J9 M, e, z! f# H没遇到，不知道是什么内容。

5. An alternate path is present in the bgp table on an ios-xr router but it is not installed as a backup path, you should be able to determine what commands will resolve the issue
4 V0 i9 Q- H1 `* ^2 t) J遇到这题了，我选的什么忘记了......

kingochan

6. A new high speed link has been added but it flaps and cause routing instability, how do you fix for stability. Anser options: ip dampening, bfd dampening, bgp dampening,
6 z8 x! r% W: s0 ]4 K应该是BGP Dampenning。
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7. what are service chaining characteristics.
没遇到这题，自己搜索一下看看相关文档吧。
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8. rip pe-ce protocols, redistribution rip-bgp addressfamily. why rip metrics become uncertain number
遇到这题了，我选的是在BGP路由界面下redistribute rip transparent

9. bgp always compare med and determined med.
& q$ F  O# ]1 d4 R$ n- H, D0 |参考文档：http://www.cisco.com/c/en/us/sup ... /16046-bgp-med.html

2 o7 R# Y" c* g# q+ G; m$ K+ M$ _10. diagram given. CsC architecture. Why customer cannot talk to each other. Something need to do with bgp label between customer carrier and backbone carrier. A CsC question regarding CE to CE connectivity failing.
1 @# F, ~, N2 {9 B0 |好像也遇到这题了，忘记选了什么。

kingochan

11. What solution fixes downfalls of VPLS including scale. one option was HVPLS.
没遇到这题。看看这个文档吧：https://www.cisco.com/applicatio ... 9186a00801ed3ea.pdf
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- @8 j8 Q9 `, e; ?% C12. MC Question on SMU's, about whether its platform specific or its independent.
+ |5 A4 I7 B5 m6 k/ ^' q1 q没遇到这题。
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13. An LDP question with two routers forming neighbors but router id was loopbacks that weren't in IGP, what two solutions could fix it, including adding loopbacks to ospf, changing router id for ldp to physical interface or its address etc
  q1 D: e0 e& t/ |. p" Z9 s没遇到这题。

十多年远离QQ

trapinfo

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kingochan

昨天还遇到一题。

9 {9 Y! m8 R9 c9 a* G( J. D192. An engineer wants to buy fiber modules. What industrial standard should he choose for now?
1. GBIC
2. SFP
3. X2
4. xxxxx

我选的是SFP。