by Satish Kumar | Feb 7, 2021 | Ubuntu
Network Time Protocol (NTP) is a TCP/IP protocol for synchronizing time over a network. Although Ubuntu has a built-in clock that is helpful for keeping track of local events, it may create issues when the server is connected over a network and provides time-critical...
by Satish Kumar | Feb 6, 2021 | Ubuntu
In this article, we will install and configure the squid proxy and caching server. The term proxy is generally combined with two different terms: one is forward proxy and the other is reverse proxy. When we say proxy, it generally refers to forward proxy. A forward...
by Satish Kumar | Feb 5, 2021 | Ubuntu
DNS, also known as name server, is a service on the Internet that provides mapping between IP addresses and domain names and vice versa. DNS maintains a database of names and related IP addresses. When an application queries with a domain name, DNS responds with a...
by Satish Kumar | Feb 4, 2021 | Ubuntu
DHCP is a service used to automatically assign network configuration to client systems. DHCP can be used as a handy tool when you have a large pool of systems that needs to be configured for network settings. Plus, when you need to change the network configuration,...
by Satish Kumar | Feb 3, 2021 | Ubuntu
In this script, we will look at ways to make user profiles more secure. Follow these steps to secure the user account: Set a strong password policy with the following steps: Open the /etc/pam.d/common-password file with GNU nano: $ sudo nano...
