I am undertaking an enormous network redesign in an attempt to both teach myself Linux System Admin and sharpen some other skills. I thought this would be a good palce to start (DNS).<BR><BR>What I ...

I'm having DNS issues with two of our websites. The project is eliminating our hosting provider and bringing everything in-house. I'm tasked with reconfiguring the nameservers for those domains and ...

Joel Snyder, Ph.D., is a senior IT consultant with 30 years of practice. An internationally recognized expert in the areas of security, messaging and networks, Dr. Snyder is a popular speaker and ...

Every networked computer uses a complex system of addresses and protocols to communicate. There are times when these services fail, and it might be appropriate to consider a preferred and alternate ...

What if the Domain Name System (DNS) ensured that only authenticated and authorized users could access a company's email server or VPN gateway? That's what one of two new technologies for DNS name ...

Released with Windows 2000 and later versions, Nslookup is a command-line tool that lets you test and troubleshoot Domain Name System (DNS) resolution. To start nslookup, open a command prompt and ...

DNS underpins all important services that run over the internet, including the World Wide Web, email, messaging and more. In some cases, you can tell that a service relies on DNS because the addresses ...

Joel Snyder, Ph.D., is a senior IT consultant with 30 years of practice. An internationally recognized expert in the areas of security, messaging and networks, Dr. Snyder is a popular speaker and ...