但是有一段时间,我们单位的主页有时候会访问不到,提示铁通的网络中找不到,今天终于下决心查一查,找到了北京铁通DNS服务器的地址,解析了一遍,发现终于解析正确了,过程如下:C:\Documents andSettings\Administrator>nslookupDefault Server:ns.jncatv.netAddress:222.175.169.91> server 211.98.2.4DNS request timed out.timeout was 2 seconds.Default Server:[211.98.2.4]Address: 211.98.2.4> www.jncatv.netServer:[211.98.2.4]Address: 211.98.2.4Non-authoritative answer:Name:ns.jncatv.netAddress:222.175.169.91Aliases:www.jncatv.net> 222.175.169.92Server:[211.98.2.4]Address: 211.98.2.4*** [211.98.2.4] can't find 222.175.169.92: Serverfailed> 222.175.169.91Server:[211.98.2.4]Address: 211.98.2.4DNS request timed out.timeout was 2 seconds.*** Request to [211.98.2.4] timed-out>