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Pouvez-vous dire si l'administrateur a configuré son DNS serveur BIND avec des moufles ( y-a-t-il une erreur de configuration ? Regardez la réponse) :
dig @10.255.255.204 MX iutbeziers.fr
; <<>> DiG 9.8.3-P1 <<>> @10.255.255.204 MX iutbeziers.fr
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 22833
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
;; QUESTION SECTION:
;iutbeziers.fr. IN MX
;; ANSWER SECTION:
iutbeziers.fr. 86400 IN MX 10 mail.iutbeziers.fr.iutbeziers.fr.
;; Query time: 47 msec
;; SERVER: 10.255.255.204#53(10.255.255.204)
;; WHEN: Wed Sep 13 22:46:07 2017
;; MSG SIZE rcvd: 66