有没有人见过这个?请注意,这不仅发生在google.com上,而且发生在我尝试的每个域中.这是一个无线连接(WEP),但我不确定这是如何相关的:
$curl -v google.com # This takes about 60s to return * getaddrinfo(3) Failed for google.com:80 * Couldn't resolve host 'google.com' * Closing connection #0 curl: (6) Couldn't resolve host 'google.com' $wget google.com --2011-11-28 14:44:08-- http://google.com/ Resolving google.com... Failed: Name or service not kNown. wget: unable to resolve host address `google.com' $ping google.com PING google.com (209.85.148.147) 56(84) bytes of data. 64 bytes from fra07s07-in-f147.1e100.net (209.85.148.147): icmp_req=2 ttl=54 time=136 ms 64 bytes from fra07s07-in-f147.1e100.net (209.85.148.147): icmp_req=3 ttl=54 time=34.0 ms 64 bytes from fra07s07-in-f147.1e100.net (209.85.148.147): icmp_req=4 ttl=54 time=34.3 ms 64 bytes from fra07s07-in-f147.1e100.net (209.85.148.147): icmp_req=5 ttl=54 time=42.5 ms 64 bytes from fra07s07-in-f147.1e100.net (209.85.148.147): icmp_req=6 ttl=54 time=44.7 ms 64 bytes from fra07s07-in-f147.1e100.net (209.85.148.147): icmp_req=7 ttl=54 time=34.5 ms ^C --- google.com ping statistics --- 8 packets transmitted,6 received,25% packet loss,time 7007ms rtt min/avg/max/mdev = 34.063/54.376/136.026/36.758 ms $host google.com google.com has address 209.85.148.106 google.com has address 209.85.148.147 google.com has address 209.85.148.99 google.com has address 209.85.148.103 google.com has address 209.85.148.104 google.com has address 209.85.148.105 google.com mail is handled by 30 alt2.aspmx.l.google.com. google.com mail is handled by 40 alt3.aspmx.l.google.com. google.com mail is handled by 50 alt4.aspmx.l.google.com. google.com mail is handled by 10 aspmx.l.google.com. google.com mail is handled by 20 alt1.aspmx.l.google.com. $host google.com 192.168.1.201 Using domain server: Name: 192.168.1.201 Address: 192.168.1.201#53 Aliases: google.com has address 209.85.148.103 google.com has address 209.85.148.104 google.com has address 209.85.148.105 google.com has address 209.85.148.106 google.com has address 209.85.148.147 google.com has address 209.85.148.99 google.com mail is handled by 40 alt3.aspmx.l.google.com. google.com mail is handled by 50 alt4.aspmx.l.google.com. google.com mail is handled by 10 aspmx.l.google.com. google.com mail is handled by 20 alt1.aspmx.l.google.com. google.com mail is handled by 30 alt2.aspmx.l.google.com. $cat /etc/resolv.conf # Generated by NetworkManager nameserver 192.168.1.201 $cat /etc/hosts 127.0.0.1 localhost ::1 localhost $netstat -rn Kernel IP routing table Destination Gateway Genmask Flags MSS Window irtt Iface 0.0.0.0 192.168.1.254 0.0.0.0 UG 0 0 0 wlan0 127.0.0.0 127.0.0.1 255.0.0.0 UG 0 0 0 lo 192.168.1.0 0.0.0.0 255.255.255.0 U 0 0 0 wlan0
基本上任何应用程序(包括Firefox)都无法进行名称查找.更重要的是,如果我将wifi脱机并插入以太网电缆,一切都很好.