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本人前几天用管理软件时也遇到这种问题,分机连接不上主机
主机本地外网IP为112.112.53.120
但是ping 主机的域名abcd.gicp.net(假设主机域名为abcd.gicp.net)
C:\Documents and Settings\admin>ping abcd.gicp.net Pinging abcd.gicp.net [220.165.8.172] with 32 bytes of data: Reply from 220.165.8.172: bytes=32 time=18ms TTL=53
Reply from 220.165.8.172: bytes=32 time=18ms TTL=53
Reply from 220.165.8.172: bytes=32 time=18ms TTL=53
Reply from 220.165.8.172: bytes=32 time=18ms TTL=53 Ping statistics for 220.165.8.172:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 18ms, Maximum = 18ms, Average = 18ms 显然,返回回来的地址不是主机的外网IP,那么原因在哪里呢,莫非是花生壳的域名解析服务器出问题, 用nslookup测试一下看看 nslookup格式为:nslookup 主机域名 域名解析服务器地址(或域名) C:\Documents and Settings\admin>nslookup abcd.gicp.net ns1.oray.net
Server: ns1.oray.net
Address: 61.152.96.118 Name: nhnh.imwork.net
Address: 112.112.53.120 大家看加了绿色背景的地址:就是主机外网IP,并没有出错,继续nslookup本地网络运营商看看 由于主机在云南,用的是电信ADSL,云南电信ADSL 的DNS为: 主DNS:222.172.200.68 备用DNS:61.166.150.123
先nslookup主DNS看看 C:\Documents and Settings\admin>nslookup abcd.gicp.net 222.172.200.68
Server: ns.cache.yntel
Address: 222.172.200.68 Non-authoritative answer:
Name: abcd.gicp.net
Address: 220.165.8.172
出问题了,返回的地址是:220.165.8.172这个地址 那么备用DNS呢,继续用nslookup看看 C:\Documents and Settings\admin>nslookup abcd.gicp.net 61.166.150.123
Server: ns.cache.yntel
Address: 61.166.150.123 Non-authoritative answer:
Name: abcd.gicp.net
Address: 112.112.53.120
电信备用DNS返回的主机外网IP是正确的,问题找到了,原来是电信主DNS(222.172.200.68)域名解析出了问题。 解决方法如下:手动设置主机和分机的IP,将电信备用DNS地址输入到首选DNS服务器里面,把主DNS输入到备用DNS服务器里面就行了 设置完成后再ping 一下看看 C:\Documents and Settings\admin>ping abcd.gicp.net Pinging abcd.gicp.net [112.112.53.120] with 32 bytes of data: Reply from 112.112.53.120: bytes=32 time=18ms TTL=53
Reply from 112.112.53.120: bytes=32 time=18ms TTL=53
Reply from 112.112.53.120: bytes=32 time=18ms TTL=53
Reply from 112.112.53.120: bytes=32 time=18ms TTL=53 Ping statistics for 112.112.53.120:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 18ms, Maximum = 18ms, Average = 18ms 返回地址正常,再试试管理软件连接,也正常。问题解决! PS:本人极度鄙视电信的无耻行为,这个问题本人曾经打电话到10000号,得到回答是这个问题不在服务范围内,让转到技术部,却说转不了。明明就是主DNS解析问题,还不在你们的服务范围内,我想问一下,那这样的话,在谁的服务范围内???本来想投拆的,想想算了,也不管人家接电话的小姑娘的事。
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