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 ...

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 ...

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 ...

DNS has always been a critical component or VMware server-based virtualization. When an ESX or ESXi cluster came into the mix, its criticality increased exponentially. One of the big differences ...

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 ...

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 ...