A.6. DNS 故障排除

dig _ldap._tcp.ipa.example.com. SRV

# dig _ldap._tcp.ipa.example.com. SRV

; <<>> DiG 9.9.4-RedHat-9.9.4-48.el7 <<>> _ldap._tcp.ipa.example.com. SRV
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 17851
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 1, ADDITIONAL: 5

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;_ldap._tcp.ipa.example.com. IN SRV

;; ANSWER SECTION:
_ldap._tcp.ipa.example.com. 86400 IN SRV        0 100 389 ipaserver.ipa.example.com.

;; AUTHORITY SECTION:
ipa.example.com.        86400 IN NS       ipaserver.ipa.example.com.

;; ADDITIONAL SECTION:
ipaserver.ipa.example.com. 86400 IN A 192.0.21
ipaserver.ipa.example.com 86400 IN AAAA 2001:db8::1

host server.ipa.example.com

$ host server.ipa.example.com
server.ipa.example.com. 86400 IN A 192.0.21
server.ipa.example.com 86400 IN AAAA 2001:db8::1

ipa dnszone-show zone_name
ipa dnsrecord-show zone_name record_name_in_the_zone

$ ipa dnszone-show zone_name
$ ipa dnsrecord-show zone_name record_name_in_the_zone

systemctl restart named-pkcs11

$ systemctl restart named-pkcs11

ipa dns-update-system-records --dry-run

$ ipa dns-update-system-records --dry-run