Dns on the allocation of assistance : I have just been in contact with dns, learn a simple configuration dns. In named.conf adding the following code : Zone "jmuxf.com" IN -- Type master; File "jmuxf"; Allow-update none;) ( }; Zone "131.34.210.in-addr.arpa" IN -- Type master; File "210.34.131." Allow-update none;) ( }; /var/named/jmuxf Document : @ IN SOA jmuxf.com. Root.localhost. (200411263 ;Serial 28,800 ;Refresh 14400 ;Retry 3600000 ;Expire Anticipate ;Minimum ) @ IN NS ns.jmuxf.com. Ns IN A 210.34.131.43 Www IN A 210.34.131.43 No other changes to the time the server designated as 210.34.131.43 nslookup, but analytic unsuccessful, suggesting that server can 't find www.jmuxf.com. : SERVFAIL Will the next is a problem. Thank you. Dns on the allocation of assistance : You have no reverse analytical documents [ Closed window ]