BIND : Set Alias (CNAME)2023/06/15 |
If you'd like to set Alias (Another Name) to a Host, set CNAME record in a zone file.
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[1] | Set [CNAME] record in a zone file. |
root@dlp:~#
vi /etc/bind/srv.world.lan $TTL 86400 @ IN SOA dlp.srv.world. root.srv.world. ( # update serial number 2023061502 ;Serial 3600 ;Refresh 1800 ;Retry 604800 ;Expire 86400 ;Minimum TTL ) IN NS dlp.srv.world. IN A 10.0.0.30 IN MX 10 dlp.srv.world. dlp IN A 10.0.0.30 www IN A 10.0.0.31 # [Alias] IN CNAME [Original Name] ftp IN CNAME dlp.srv.world.
root@dlp:~#
rndc reload server reload successful # verify resolution root@dlp:~# dig ftp.srv.world. ; <<>> DiG 9.18.12-1-Debian <<>> ftp.srv.world. ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 5455 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1232 ; COOKIE: 39f956d9ceb54a1b01000000648a70f88d272ec28418b94f (good) ;; QUESTION SECTION: ;ftp.srv.world. IN A ;; ANSWER SECTION: ftp.srv.world. 86400 IN CNAME dlp.srv.world. dlp.srv.world. 86400 IN A 10.0.0.30 ;; Query time: 0 msec ;; SERVER: 10.0.0.30#53(10.0.0.30) (UDP) ;; WHEN: Wed Jun 14 21:01:28 CDT 2023 ;; MSG SIZE rcvd: 104 |
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