I have a setup where there is a comcast modem and a firewall. The firewall is acting as the DHCP server and handing out ip addresses. The comcast modem is only acting as a modem. The firewall had a ...

After all, there's a place for everything and everything in its place ...

The DHCP Lookup Failed problem indicates that your PC was unable to obtain an IP address from the DHCP server. To interact with the router and the internet, each device requires an IP address. DHCP ...

A dynamic host-configuration protocol issue leaves wireless users unable to connect, and with no permanent fix, the solution is an ongoing workaround. Dynamic host-configuration protocol (DHCP) has a ...

Does a static IP address make file transfers go faster than using DHCP IP addresses? No, Dr. Internet says. Did you really mean to say, in an earlier column, that using a static IP address will make ...

Years ago, I used to be a network administrator for an organization that had some rather odd security policies in place. One of the existing policies when I got there was that all computers had to be ...

Well-publicized attacks against Domain Name System (DNS) root servers and top-level domains highlight the vulnerability of the DNS infrastructure. Many CIOs are looking for ways to ensure secure, ...

An IP address is a unique identifier for a specific device on your network. Your router assigns them to these devices using Dynamic Host Configuration Protocol (DHCP). As you connect new devices to ...

I always use the router as a DHCP server not Windows server. I obviously wan static IPs on certain network hardware. What is the best practice in implementing this: using DHCP reservations in the ...

An IP address is a unique identifier for a specific device on your network. Your router assigns them to these devices using Dynamic Host Configuration Protocol (DHCP). As you connect new devices to ...