这是一个创建于 3930 天前的主题，其中的信息可能已经有所发展或是发生改变。
能打开网页，上网正常。
所有IPv6地址正常，Google不翻墙即可访问，YouTube可以直接https打开。
各高校的IPv6 PT站点也都正常，但就是无法ping任何一个IPv6地址。
直接ping，无法解析域名。
MBA:~ Delbert$ ping pt.zhixing.edu.cn ping: cnnot resolve pt.zhixing.edu.cn: Unknown host MBA:~ Delbert$ ping ipv6.google.com ping: cannot resolve ipv6.google.com: Unknown host dig没有任何问题：
MBA:~ Delbert$ dig ipv6.google.com ; <<>> DiG 9.8.3-P1 <<>> ipv6.google.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 49481 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0 ;; QUESTION SECTION: ;ipv6.google.com. IN A ;; ANSWER SECTION: ipv6.google.com. 552142 IN CNAME ipv6.l.google.com. ;; AUTHORITY SECTION: l.google.com. 60 IN SOA ns4.google.com. dns-admin.google.com. 1578974 900 900 1800 60 ;; Query time: 257 msec ;; SERVER: 2001:470:20::2#53(2001:470:20::2) ;; WHEN: Mon Jan 12 23:37:36 2015 ;; MSG SIZE rcvd: 104 MBA:~ Delbert$ dig pt.zhixing.bjtu.edu.cn ; <<>> DiG 9.8.3-P1 <<>> pt.zhixing.bjtu.edu.cn ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 17663 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0 ;; QUESTION SECTION: ;pt.zhixing.bjtu.edu.cn. IN A ;; AUTHORITY SECTION: zhixing.bjtu.edu.cn. 6 IN SOA dns.zhixing.bjtu.edu.cn. zhixing.bjtu.edu.cn. 2013103001 900 900 1800 900 ;; Query time: 666 msec ;; SERVER: 2001:470:20::2#53(2001:470:20::2) ;; WHEN: Mon Jan 12 23:40:07 2015 ;; MSG SIZE rcvd: 80 nslookup也没有问题
MBA:~ Delbert$ nslookup www.google.com
Server: 2001:470:20::2
Address: 2001:470:20::2#53
Non-authoritative answer:
Name: www.google.com
Address: 216.58.216.228
dns也是ipv6的：
 | 1 chuan 2015-01-12 23:51:39 +08:00 ping6试试呢 |
 | 2 ptyfork 2015-01-13 00:25:09 +08:00 重启discoveryd试试看？ sudo killall discoveryd |
 | 3 typcn 2015-01-13 00:32:44 +08:00  |
 | 4 blueskybbc 2015-01-13 08:55:38 +08:00 同意1,3楼 |
 | &nbs; 5 Delbert OP |
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