There's a number of options in your router for IP management that you may need, but is DHCP or a Static IP the right choice ...

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 ...

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 ...

It's time to get specific about your addresses.

Dynamic host configuration protocol (DHCP) still assigns dynamic addresses for IPv4 networks, but two newer protocols – SLAAC and DHCPv6 – are vying to do the job for IPv6. Dynamic Host Configuration ...

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, ...

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 ...

DHCP stands for dynamic host configuration protocol. What it does is dynamically assign network settings from a server. In other words, instead of having to configure the parameters related to how ...

I'm having a problem with Cisco ACL's and DHCP. Whenever I turn on the ACL, the clients are unable to obtain DHCP IP addresses. I have a Cisco 7206 router with a T1 to a Cisco 2651 Router. The 2651 ...