How to configure Cisco ASA Site-to-Site IKEv1 IPsec VPN Cisco ASA (Adaptive Security Appliance) is a security device that...
Cisco ASA VLANs and Sub-Interfaces In our previous tutorials we have configure Cisco ASA with Access Control lists and...
What is whois tool in linux? The whois command on Ubuntu is a command line utility that allows you...
What is DHCP snooping? Dynamic Host Configuration Protocol (DHCP) snooping is a security feature that helps to protect against...
Configure DHCP Server in Cisco Router or Switch In our previous post, we have learnt about DHCP and DHCP...
What is Dynamic Host Configuration Protocol? Dynamic Host Configuration Protocol (DHCP) is a network protocol that enables a server...
How to upgrade Alpine Linux from 3.15 to 3.16 Alpine Linux is a free and open-source Linux operating system...
What is Wifi6E? In previous post we discussed about Wifi 6, now we shall discuss about Wifi 6E. Wi-Fi...
What is Wifi 6? Wi-Fi 6 (also known as WiFi 6 or 802.11ax) is the latest generation of Wi-Fi...
Understanding the /etc/shells File The /etc/shells file is an important component within the Linux operating system as regards user...