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Author Topic: Promjena DNS servera  (Read 1271 times)
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Hrvoje Kusulja
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« on: 27.04.2009., 11:53:52 »

Na Ubuntu/Debian, standardno se DNS postavke nalaze u resolv.conf datoteci..

evo primjer:
Code:
/etc/resolv.conf

Sadrzaj:
Code:
search example.com
nameserver 208.67.222.222
nameserver 208.67.220.220

Example.com je defaultna domena u slucaju da se ne napise puno ime (FQDN)...,

Dakle ako zelite pingati vas lokalni switch1 (oznaka sw1) napisete:
ping sw1
on ce automatski pitati za dns, koji je IP od sw1.example.com
takodjer uvijke mozete pisati puno ime:
ping sw1.example.com

treba napomenuti kako mozete imati samo jednu defaultnu domenu.

Te neki paketi ce mozda zaterbati jos postavke DNS-a unutar interfaces konfiguracijske datoteke, stoga pogledajmo kako to tamo izgleda:
Datoteka:
Code:
/etc/network/interfaces

U njoj pronadjite redak gateway i ispod toga dodajte:
Code:
        # dns-* options are implemented by the resolvconf package, if installed
        dns-nameservers 208.67.222.222 208.67.220.220
        dns-search example.com

potrebno je restartati mrezni servis:
Code:
/etc/init.d/networking restart


Treba napomenuti da promjene nastale u resolv.conf datoteci se odmah primjete, osim ako sama vrijednost nije spremljena u cache.
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The MasteR
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« Reply #1 on: 07.05.2009., 13:32:39 »

Treba napomenuti da promjene nastale u resolv.conf datoteci se odmah primjete, osim ako sama vrijednost nije spremljena u cache.

Samo da napomenem da promjene u resolv.conf datoteci nisu odmah aktivne nego je obavezno potrebno uciniti /etc/init.d/networking restart iz razloga zato sto se u ramu cuvaju trenutne postavke DNSa.
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Bavim se mreznom implementacijom - sistemac - Linux, CCNA, CCNP
Hrvoje Kusulja
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« Reply #2 on: 07.05.2009., 17:48:50 »

nije potrebno restartati cijeli mrezni servis da bi se refreshalo.., sigurno..
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