Quote:
Originally Posted by uxbod Code: cat /etc/hosts
cat /etc/resolv.conf
dig yourdomain mx
dig yourdomain any
host `hostname` <- note backticks and not single quotes |
[zimbra@data ~]$ cat /etc/hosts
# Do not remove the following line, or various programs
# that require network functionality will fail.
172.16.1.233 data.sfaeps.edu.hk data localdomain localhost3
-------------------------------------------------------------------------
[zimbra@data ~]$ cat /etc/resolv.conf
nameserver 172.16.1.233
------------------------------------------------------------------------
[zimbra@data ~]$ dig data.sfaeps.edu.hk mx
; <<>> DiG 9.3.4-P1 <<>> data.sfaeps.edu.hk mx
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 40111
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 2
;; QUESTION SECTION:
;data.sfaeps.edu.hk. IN MX
;; ANSWER SECTION:
data.sfaeps.edu.hk. 600 IN MX 10 mail.data.sfaeps.edu.hk.
;; AUTHORITY SECTION:
data.sfaeps.edu.hk. 600 IN NS data.sfaeps.edu.hk.
;; ADDITIONAL SECTION:
mail.data.sfaeps.edu.hk. 600 IN A 172.16.1.233
data.sfaeps.edu.hk. 600 IN A 172.16.1.233
;; Query time: 34 msec
;; SERVER: 172.16.1.233#53(172.16.1.233)
;; WHEN: Sun Oct 4 07:35:46 2009
;; MSG SIZE rcvd: 103
-----------------------------------------------------------------------
[zimbra@data ~]$ dig data.sfaeps.edu.hk any
; <<>> DiG 9.3.4-P1 <<>> data.sfaeps.edu.hk any
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 63845
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 2
;; QUESTION SECTION:
;data.sfaeps.edu.hk. IN ANY
;; ANSWER SECTION:
data.sfaeps.edu.hk. 600 IN MX 10 mail.data.sfaeps.edu.hk.
data.sfaeps.edu.hk. 600 IN SOA data.sfaeps.edu.hk. wilson.data.sfaeps.edu.hk. 2006102001 28800 14400 720000 86400
data.sfaeps.edu.hk. 600 IN NS data.sfaeps.edu.hk.
data.sfaeps.edu.hk. 600 IN A 172.16.1.233
;; ADDITIONAL SECTION:
mail.data.sfaeps.edu.hk. 600 IN A 172.16.1.233
data.sfaeps.edu.hk. 600 IN A 172.16.1.233
;; Query time: 23 msec
;; SERVER: 172.16.1.233#53(172.16.1.233)
;; WHEN: Sun Oct 4 07:36:06 2009
;; MSG SIZE rcvd: 162
-------------------------------------------------------------------------
[zimbra@data ~]$ host 'hostname'
Host hostname not found: 3(NXDOMAIN)
[zimbra@data ~]$ host 'data.sfaeps.edu.hk'
data.sfaeps.edu.hk has address 172.16.1.233
data.sfaeps.edu.hk mail is handled by 10 mail.data.sfaeps.edu.hk.