Re: dns resolver issue

2011-08-04 Thread Genes MailLists
On 08/04/2011 11:22 PM, Jorge Fábregas wrote: > On 08/04/2011 11:04 PM, Genes MailLists wrote: >> The /etc/resolv.conf has the localhost bind (127.0.0.1) as the first >> entry. > > Could it be something in your DNS server configuration (bind)? Try the > dig command: > > dig -x IP_HERE > > or

Re: dns resolver issue

2011-08-04 Thread Jorge Fábregas
On 08/04/2011 11:04 PM, Genes MailLists wrote: > The /etc/resolv.conf has the localhost bind (127.0.0.1) as the first > entry. Could it be something in your DNS server configuration (bind)? Try the dig command: dig -x IP_HERE or dig @DNS-SERVER -x IP_HERE ...and see if you get the same beh

dns resolver issue

2011-08-04 Thread Genes MailLists
I have a C program which does dns lookups of a large number of IP addresses by using calls to getnameinfo() in a loop. Its designed to be a very fast way to do lookups on cidr blocks. On all earlier versions of fedora (f8-f14) this works just fine. On F15 it does not always work - sometimes i