Domain Name System (DNS) is a service that provides the resolution of host names to IP addresses.
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2answers
141 views
bind9named binary missing - not starting
I have just compiles and installed BIND 9.9.1-P1 on Debian 6.0 as the version in the repositories is too old for Samba4, and am getting the said error. I have been looking for source for named, but ...
2
votes
1answer
91 views
Firefox unable to access domains defined in /etc/hosts if Network Manager is disconnected from a network
For developing web sites, I define test domains in /etc/hosts :
127.0.0.1 example.org
I can then access example.org in the browsers.
However I when the Network Manager is not connected to any ...
2
votes
1answer
487 views
Static IP address shifting to 192.168.1.251
I have a system with a static IP address of 192.168.1.150. I configured /etc/network/interfaces manually (i.e. without using NetworkManager.) It is a web server hosting three sites. I am having ...
1
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1answer
117 views
How to setup whatever.localhost.dev to resolve into 127.0.0.1 on Ubuntu 12.04?
I'm running Ubunut 12.04
I want *localhost.dev to point to 127.0.0.1.
Ubuntu 12.04 comes with dnsmasq-base installed with network-manager. But there is no /etc/dnsmasq.conf.
So I installed the ...
1
vote
1answer
262 views
Command/scripts to check the Reverse DNS Lookup time
I am working on a project in which one master communicates with numbers of slaves. For that it has to make connection with hosts in network. But sometimes it hangs.
I think that the reason behind is ...
1
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1answer
162 views
Why is sendmail appending my hostname to unknown destination domain?
I am testing the handling of mail bouncing. When I send a test email to a bad domain, for example: eric@blahblahfail.org, I get the following error in my log:
SYSERR(root): ...
0
votes
1answer
88 views
perform ping test to change dns
I wrote this script to check if my dns server works fine or not, and if not change it. but it gives out error ./dns-ping.sh: line 15: ((: 3 < : syntax error: operand expected (error token is "< ...
0
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1answer
151 views
Opendns setup failed. How to fix it?
I have problems trying to configure OpenDNS. I have contacted OpenDNS support but they did not answer. I cannot access websites like Twitter and Facebook.
I tried welcome.opendns.com (did not ...
0
votes
1answer
791 views
unable to start named service
Whenever I try to run the named service, I get the following even though my permissions and folder ownership is all fine:
[root@f13 ~]# service named start
Starting named:
Error in named ...
3
votes
0answers
66 views
Why is dnsmasq putting my router IP in /etc/resolv.conf instead of 127.0.0.1?
I'm having DNS resolution issues in various contexts which appear to trace back to my networking configuration.
I'm running just the netmasq-base installation of netmasq on two Linux installations ...
2
votes
0answers
138 views
Ubuntu: How to configure DNS servers in /etc/network/interfaces correctly for resolvconf?
All examples I have seen of configurations (/etc/network/interfaces) showed that you configure an interface and then underneath that gave the dns-* lines such as:
auto eth0
iface eth0 inet static
...
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0answers
92 views
Setup of DNS zone with secure zone updates
OS: Linux Mint
Can someone please details the steps or point to the right material to achieve the below.
run a dns server with a zone for a local domain?
able to add dynamic entries to the dns zone ...
1
vote
0answers
448 views
centos 6, hostname won't resolve, dns issue, loop detected
I've searched everywhere and tried all the suggestions that I've seen, but I just can't get this to work now (it was working before). This is the first time I've ever installed a test server that I ...
1
vote
0answers
305 views
How to make dnsmasq avoid DNS cache poisoning?
Some domain gets DNS cache poisoning if dnsmasq is the nameserver.
But the problem is gone if switch to BIND (named).
Is there a easy configuration of dnsmasq so that DNS cache poisoning can be ...
0
votes
0answers
320 views
Bind DNS rate-limit and values for responses-per-second and window
In my DNS server's named.conf I see
rate-limit {
responses-per-second 5;
window 5;
};
What does this actually mean? And can it cause DNS clients problems?
Is this ...
0
votes
0answers
876 views
Mail Server not working?
I am trying to setup mail server since a long time but as I am new to Linux I have unsuccessfully configured it to the best as I could but now I need assistance.
I have installed it using the links ...
