有时会发现主机名变成bogon了，偶然用nslookup发现了原因 172.16.141.139Server:61.234.254.5Address:61.234.254.5#53Non-authoritative answer:139.141.16.172.in-addr.arpaname = bogon.Authoritative answers can be found from:16.172.in-addr.arpanameserver = localhost.localhostinternet address = 127.0.0.1localhosthas AAAA address ::1>