サーバやルーターなどのデバイスに対して、IPアドレスやサブネットマスク（IPアドレスのうち、ネットワークアドレスとホストアドレスを識別する数値）を手動で設定するとミスが発生する可能性がある。こうしたミスを防ぐ上で有効なのが、デバイスのIP ...

Hi all, I have a question and maybe someone can shed some light if they are familiar with this. So recently I set up a failover for DHCP on an active directory network for two DHCP servers. They are ...

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 ...

I have been gradually moving servers behind our firewall ( yes, at one point they were open to the internet ) but i have been thinking if it is worth moving the DHCP server to the private network as ...

Many administrators forget—or don't even realize—that they can configure Dynamic Host Configuration Protocol (DHCP) on Cisco IOS routers and switches. David Davis discusses the pros and cons of this ...

When you set up multiple routers on a network, designate the router that connects to the Internet as the gateway and the other routers as routers. Configure the gateway with a WAN and LAN address, ...

You may encounter issues when configuring the network settings of your server if there is a bug in your OS’s version. Even though there is no official confirmation ...

In this article, we will show you how to change DHCP Lease Time in Windows 11/10. When you connect your device to the internet, your Internet Service Provider assigns an IP address to it. This is a ...

Rocky Linux has become one of the de facto standard replacements for CentOS. Not only is it a drop-in replacement for RHEL, but the maintainer Gregory Kurtzer has made it clear Rocky Linux will always ...

Each time a computer, smart phone or another device accesses your local network, the router assigns an Internet Protocol address to the device. Most Linksys routers come with a default setting of 50 ...