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dns servers

Linux Static IP Address Configuration

How do I configure the Internet Protocol version 4 (IPv4) properties of a network connection with a static IP address for servers running Linux operating systems? How do I configure static IP address under Debian Linux or Redhat / RHEL / Fedora / Redhat Enterprise Linux server?
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Linux / UNIX: DNS Lookup Command

How do I perform dns lookup under Linux or UNIX or Apple OS X operating systems without using 3rd party web sites for troubleshooting DNS usage?
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Reverse nslookup Command

How do I use nslookup command line administrative tool for testing and troubleshooting DNS servers including reverse lookup under UNIX or Windows operating systems? How do I look up an IP address of a domain or host on a network using nslookup command?
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Q. I've nameserver like ns1.example.com and ns2.example.com. I'd like to provide Vanity DNS for each domain such as ns1.yourdomain.com and ns2.yourdomain.com. Basically, my users should able to call my dns server as their own servers. This will create the illusion that my user run their own name servers. How do I setup vanity DNS using BIND 9 under UNIX / Linux?
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Q. I've 3 corporate domains registered with Go Daddy. Recently we setup our own nameserver using BIND9 under Linux. My setup is as follows:
example.com domain
ns1.example.com 202.5.1.23
ns2.example.com 202.5.1.24
ns3.example.com 202.5.1.25

However, when I try to change nameserver using Go Daddy domain control panel, I get an error that read as follows:

Errors were detected.

How do I configure my server to avoid errors?
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Ubuntu Change IP

Q. How do I change IP address under Ubuntu Linux using GUI and command line options?
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Free DNS Server

Q. My ISP DNS servers are overloaded, can you give me free dns server IP address for fast name resolution?
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