FIT楼到百度31ms，但是百度有海外的CDN，如果用的境外的DNS（比如8.8.8.8），那么ping就是100+ms，说起来用百度测网速不太靠谱吧。
在 2015年9月7日 下午9:06，Blaok Chi <[email protected]>写道： > 为什么我在罗姆楼还是100+ms > > 在 2015年9月7日星期一 UTC+8下午12:11:07，Justin Wong写道： > > 现在到百度只有30ms了，果然是月饼吃完的缘故。 > > > > > > > > On Sat, Aug 29, 2015 at 12:26 PM Wang Shanker <[email protected]> > wrote: > > > > > > traceroute to www.189.cn (101.4.138.123), 30 hops max, 60 byte packets > > > > 7 101.4.118.77 (101.4.118.77) 0.554 ms 101.4.116.193 (101.4.116.193) > 0.482 ms 101.4.118.77 (101.4.118.77) 0.618 ms > > 8 101.4.112.2 (101.4.112.2) 36.054 ms 36.065 ms 36.060 ms > > > > > > > > traceroute to www.chinatelecom.com.cn (101.227.252.163), 30 hops max, > 60 byte packets > > > > 7 101.4.116.193 (101.4.116.193) 0.673 ms 101.4.118.77 (101.4.118.77) > 0.666 ms 0.686 ms > > 8 101.4.112.2 (101.4.112.2) 38.578 ms 38.585 ms 38.579 ms > > > > > > > > > > 电信自己也SB了，可见问题并没有修好 > > > > > > > > > > > > > > 在 2015年8月29日，下午12:18，Wang Shanker <[email protected]> 写道： > > > > > > > > > > traceroute to 123.125.114.144 (123.125.114.144) > > 7 101.4.116.193 (101.4.116.193) 0.520 ms 0.672 ms 0.662 ms > > 8 101.4.112.2 (101.4.112.2) 37.829 ms 36.160 ms 36.145 ms > > > > > > traceroute to 219.217.227.64 (219.217.227.64), 30 hops max, 60 byte > packets > > > > 7 101.4.118.77 (101.4.118.77) 0.568 ms 101.4.116.193 (101.4.116.193) > 0.575 ms 0.569 ms > > 8 101.4.112.82 (101.4.112.82) 11.252 ms 11.261 ms 11.575 ms > > 9 101.4.117.86 (101.4.117.86) 22.446 ms 22.455 ms 22.451 ms > > > > > > traceroute to www.baidu.com (119.75.217.109), 30 hops max, 60 byte > packets > > > > 7 101.4.113.209 (101.4.113.209) 1.530 ms 1.600 ms 1.595 ms > > 8 * * * > > > > 问题就在这里了，现在百度好了，估计是不知道用什么黑科技修了一下，不过问题还在 > > > > > > 在 2015年8月29日，下午12:07，杨圣 <[email protected]> 写道： > > > > > > > > > > > > > > > > > > 在校外往学校mtr > > 166.111.8.28和www.tsinghua.edu.cn > <http://166.111.8.xn--28www-sn9h.tsinghua.edu.cn> > 的时候，问题出在主楼ip为38.88.196.186之后一 > > 跳，101.4.112.0 - 101.4.127.255地址段。 > > > > > > > > 在 2015年08月28日 23:58, Wang Shanker 写道: > > > > > > > > > > 我这里的情况如下： > > > > 探测节点在紫荆2号楼的交换机的上联口，ping百度的119.75.217.109的rtt不到2ms > > > > 我ping康哥解析到的ip的rtt是30ms，那个ip是联通的ip > > > > > > > > > > > > 在 2015年8月29日，上午11:40，Wang Shanker <[email protected]> > > 写道： > > > > > > > > > > > > 资瓷 > > > > 在 2015年8月29日，上午10:26，王康 > > <[email protected]> > > 写道： > > > > > > > > Hi Tunars, > > > > > > > > 据说此刻校园网非常慢，myhome.tsinghua.edu.cn > > 上抱怨已经多到炸了.... > > > > > > > > 所以在此请 Tuna 此刻在学校的同学们，一起帮忙诊断一下网络故障点，反馈给网络中心。在此邮件后回复即可。 > > > > > > > > (同时这次也是体现Tuna的存在价值的好机会) > > > > > > > > 所以.......请各位出手吧! > > > > > > > > > > > > -- > > > > Wang Kang > > > > > > > > -- > > > > > > > > --- > > > > You received this message because you are subscribed > > to the Google Groups "TUNA 主邮件列表" group. > > > > To unsubscribe from this group and stop receiving > > emails from it, send an email to > [email protected]. > > > > To post to this group, send email to > [email protected]. > > > > For more options, visit > https://groups.google.com/d/optout. > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > > > > --- > > > > You received this message because you are subscribed to the Google > > Groups "TUNA 主邮件列表" group. > > > > To unsubscribe from this group and stop receiving emails from it, > > send an email to [email protected]. > > > > To post to this group, send email to [email protected]. > > > > For more options, visit https://groups.google.com/d/optout. > > > > > > > > > > > > > > -- > > Yang Sheng(杨圣) > > Yao Class 10 > > Institute for Interdisciplinary Information Sciences > > Tsinghua University > > Beijing, 100084 > > P.R.China > > Tel:86-18810661896 > > E-mail:[email protected] > > > > > > > > > > > > > > -- > > > > > > > > --- > > > > You received this message because you are subscribed to the Google > Groups "TUNA 主邮件列表" group. > > > > To unsubscribe from this group and stop receiving emails from it, send > an email to [email protected]. > > > > To post to this group, send email to [email protected]. > > > > For more options, visit https://groups.google.com/d/optout. > > > > > > > > > > > > > > > > > > -- > > > > > > > > --- > > > > You received this message because you are subscribed to the Google > Groups "TUNA 主邮件列表" group. > > > > To unsubscribe from this group and stop receiving emails from it, send > an email to [email protected]. > > > > To post to this group, send email to [email protected]. > > > > For more options, visit https://groups.google.com/d/optout. > > > > > > -- > > > > Justin Wong > > -- > > --- > You received this message because you are subscribed to the Google Groups > "TUNA 主邮件列表" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- --- You received this message because you are subscribed to the Google Groups "TUNA 主邮件列表" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. For more options, visit https://groups.google.com/d/optout.
