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Old 02-22-2004, 03:49 AM   #1
Registered: Oct 2003
Posts: 60

Rep: Reputation: 15
dns check outside dns before local

there is a problem faceing me i can't understand it
i have a Small network (fedora+ xp)
a have the dns in my server
this server is connected to the INTERNET by adsl modem
now the problem is
when i ping the server by host name it be so slow to give me the replay
but the time of the replay being good and fast
second when i do ssh by ip
he do it fast and ask me for password fast
but it take a long time to check the password
all these cases happened when i disconnect from the INTERNET (unplug network cable from the external interface
when i put the cable of the modem
i every thing being OK ssh is fast and ping is fast
i try to dig the server
i found that it go to the external dns to get the request and come again to the local
i don't understand why this happend
why it go to outside dns and not look to the local dns first
can anyone help me please
Old 02-22-2004, 09:27 AM   #2
Registered: Feb 2002
Location: Grenoble
Distribution: Debian
Posts: 9,696

Rep: Reputation: 232Reputation: 232Reputation: 232
Look into /etc/resolv.conf. It's a list of DNSes. They're asked in the order from this file. If you local DNS (using local IP) is not first on the list, make it first.


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