Consulの名前解決にDNS Forwardingを使う方法 ref: http://qiita.com/zembutsu/items/ea05fbeff06cafb5ec2e

file0.txt

$ dig @sakura1.pocketstudio.net -p 8600 web.service.sakura.consul
(略)
;; QUESTION SECTION:
;web.service.sakura.consul.     IN      A

;; ANSWER SECTION:
web.service.sakura.consul. 30   IN      A       192.168.39.11
web.service.sakura.consul. 30   IN      A       192.168.39.13

file3.txt

$ dig @127.0.0.1 web.service.sakura.consul
(略)
;; QUESTION SECTION:
;web.service.sakura.consul.     IN      A

;; ANSWER SECTION:
web.service.sakura.consul. 30   IN      A       192.168.39.11
web.service.sakura.consul. 30   IN      A       192.168.39.13

named.conf

options {
        listen-on port 53 { 127.0.0.1; };
        listen-on-v6 port 53 { ::1; };
        directory       "/var/named";
        dump-file       "/var/named/data/cache_dump.db";
        statistics-file "/var/named/data/named_stats.txt";
        memstatistics-file "/var/named/data/named_mem_stats.txt";
        allow-transfer { 153.121.46.159; };
        allow-query     { localhost; };
        recursion yes;

        dnssec-enable no;
        dnssec-validation no;

};

include "/etc/named/consul.conf";

ocnsul.conf

zone "consul" IN {
    type forward;
    forward only;
    forwarders { 127.0.0.1 port 8600; };
};