※ 引述《DonPu (Mitt)》之銘言：
> 我住在光二
> 前一陣子宿網突然變得很奇怪  正常網頁沒問題  但是進ptt就會變得很慢(夢大跟系站都
> 不會)  youtube緩衝也變超慢的
> 最近這種情形消失了  但是變成BDG跟ZS等免費空間都連不上去  youtube好一點點(在凌
> 晨跟早上正常  但是下午下課之後就開始變慢)
> 問過好多光二的朋友好像也是一樣情形  光一也是
> 不知道其他宿舍是不是也會這樣??

    簡單tracert一下，分別從成功大學、嘉義大學、交通大學、雲林科技大學、HiNet

    以下為tracert的結果，看了一下結果就很容易知道問題出在哪裡，

    除了交通大學跟HiNet ADSL以外，其它都連不到便當狗，

    過了202.169.174.5就沒回應了，所以問題根本不是出在學校端這邊，

    因為都已經通過教育部節點(bb-MOE-TWAREN.TANet.edu.tw)了。


    這時候應該為有人問說為啥交通大學連的到，

    我只能說人家交大有錢，他們可以走自己買的出國線路頻寬。


＊ tracert from 成功大學

[sfly@www_cc ~]$ traceroute www.badongo.com
traceroute to www.badongo.com (69.80.228.120), 30 hops max, 40 byte packets
 1  140.116.5.253 (140.116.5.253)  0.266 ms   0.223 ms   0.223 ms
 2  140.116.243.225 (140.116.243.225)  8.832 ms   8.665 ms   5.962 ms
 3  140.116.243.69 (140.116.243.69)  0.696 ms   0.609 ms   0.490 ms
 4  bb-MOE-TWAREN.TANet.edu.tw (192.83.196.111)  6.842 ms *   6.879 ms
 5  202.169.174.54 (202.169.174.54)  7.422 ms   7.402 ms   7.057 ms
 6  202.169.174.5 (202.169.174.5)  136.550 ms   136.572 ms 202.169.174.105
(202.169.174.105)  136.547 ms
 7  * * *
 8  * * *
 9  * * *
10  * * *
11  * * *
12  * * *

＊ tracert from 嘉義大學

[sfly@sflow ~]$ traceroute www.badongo.com
traceroute to www.badongo.com (69.80.228.120), 30 hops max, 38 byte packets
 1  gwteway081 (140.130.81.254)  0.406 ms  3.418 ms  0.552 ms
 2  210078.N.ncyu.edu.tw (140.130.210.78)  0.246 ms  0.217 ms  0.205 ms
 3  140.130.231.250 (140.130.231.250)  0.798 ms  0.731 ms  0.861 ms
 4  * * bb-MOE-TWAREN.TANet.edu.tw (192.83.196.111)  8.348 ms
 5  202.169.174.58 (202.169.174.58)  8.666 ms  8.427 ms  8.344 ms
 6  202.169.174.5 (202.169.174.5)  138.035 ms  138.068 ms  137.977 ms
Icmp checksum is wrong
Icmp checksum is wrong
Icmp checksum is wrong


＊ tracert from 交通大學

sfly@bbs ~ $ traceroute www.badongo.com
traceroute to www.badongo.com (69.80.228.120), 30 hops max, 40 byte packets
 1  router.Math.NCTU.edu.tw (140.113.22.254)  0.351 ms  0.316 ms  0.520 ms
 2  140.113.0.166 (140.113.0.166)  0.485 ms  0.460 ms  0.452 ms
 3  v255-194.NTCU.net (211.76.255.194)  0.419 ms  0.410 ms  0.392 ms
 4  203.160.226.137 (203.160.226.137)  1.814 ms  1.806 ms  1.789 ms
 5  203.78.186.26 (203.78.186.26)  1.956 ms  1.941 ms  1.923 ms
 6  pos3-0.pa_c124_2.twgate.net (203.160.226.190)  210.513 ms  210.023 ms
 210.005 ms
 7  203.160.228.230 (203.160.228.230)  210.553 ms  210.536 ms  210.520 ms
 8  203.160.228.218 (203.160.228.218)  409.610 ms  409.604 ms  409.589 ms
 9  paix.jfk02.alphared.com (198.32.118.93)  218.650 ms  218.628 ms  218.843 ms
10  backbone.fiberstorm.com (69.80.233.173)  207.326 ms  207.553 ms  207.537 ms
11  backbone.fiberstorm.com (69.80.233.162)  219.000 ms  219.029 ms  218.777 ms
12  dfw01.te2-4.cs02.hou02.alphared.com (69.80.236.66)  215.996 ms  216.223 ms  216.209 ms
13  69.80.228.120 (69.80.228.120)  226.457 ms  226.441 ms  226.360 ms


＊ tracert from 雲林科技大學

sfly# traceroute www.badongo.com
traceroute to www.badongo.com (69.80.228.120), 64 hops max, 40 byte packets
 1  140.125.240.254 (140.125.240.254)  0.238 ms  0.196 ms  0.199 ms
 2  140.130.231.250 (140.130.231.250)  1.171 ms  0.992 ms  0.696 ms
 3  bb-MOE-TWAREN.TANet.edu.tw (192.83.196.111)  8.172 ms  8.131 ms  8.070 ms
 4  202.169.174.58 (202.169.174.58)  8.638 ms  8.674 ms  8.716 ms
 5  202.169.174.105 (202.169.174.105)  137.884 ms  137.812 ms
    202.169.174.5 (202.169.174.5)  137.960 ms
 6  * * *
 7  * * *
 8  * * *
 9  * * *
10  * * *
11  * * *
12  * * *


＊ tracert from HiNet ADSL

C:\Documents and Settings\sfly>tracert www.badongo.com

Tracing route to www.badongo.com [69.80.228.120]
over a maximum of 30 hops:

  1    <1 ms    <1 ms    <1 ms  192.168.1.254
  2    42 ms    32 ms    32 ms  122-123-192-254.dynamic.hinet.net [122.123.192.254]
  3    32 ms    31 ms    32 ms  tn-cd-c7r1.router.hinet.net [168.95.56.82]
  4    32 ms    31 ms    31 ms  tn-cd-c12r2.router.hinet.net [203.75.72.142]
  5    31 ms    31 ms    31 ms  tn-st-c12r12.router.hinet.net [220.128.27.42]
  6    33 ms    33 ms    33 ms  kh-c12r12.router.hinet.net [220.128.25.30]
  7    33 ms    33 ms    33 ms  r31-kh.hinet.net [220.128.25.117]
  8   563 ms     *      563 ms  r12-la.us.hinet.net [211.22.225.173]
  9   212 ms   213 ms   213 ms  backbone.fiberstorm.com [69.80.233.81]
 10   211 ms   220 ms   213 ms  69.80.236.77
 11   218 ms   219 ms   217 ms  dfw01.te2-4.cs02.hou02.alphared.com [69.80.236.66]
 12   218 ms   220 ms   219 ms  69.80.228.120

Trace complete.



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※ Origin: <bbs.ccns.ncku.edu.tw>  ◆ From: 122.123.193.112