How to Allow ICMP Echo Reply on Windows Server 2019

How to allow ICMP Echo Reply on Windows Server 2019?. The default setting of Windows Server Firewall is to block ICMP. This means the Server will never reply to ping packets from other hosts even within your Local network. Here I’ll show you the steps to allow ICMP Echo Reply on Windows Server. Allow ICMP …

Best CCNA Security (210-260) Certification Study Books

(: February 26, 2019) Introduction Have you ever had the eerie inspirational feeling of being a bad-ass network security professional who knows all the nook and cranny of switches, firewalls and routers? Well, you are not alone, and we are here to help you get started with the right news and resources. Please stay tuned. …

How to Install Netdata on FreeBSD 12

(: March 3, 2019) This guide will walk you through the installation of Netdata on FreeBSD 12. Netdata is a powerful distributed, real-time health and performance monitoring tool used for infrastructure systems and various applications. Netdata is one of the best real-time monitoring tools which works with Virtual Machines, physical servers, containers, and IoT devices. …

How To Assign a Floating IP Address to an Instance in OpenStack

(: September 22, 2019) You want to assign an OpenStack Instance a floating IP address from your public network?. When an virtual instance is created in OpenStack, it is automatically assigned a fixed IP in the network to which it is assigned . This IP address is permanently associated with the instance until the instance …

How To Create OpenStack Instance With a Fixed / Static IP Address

(: September 19, 2019) In an OpenStack Cloud environment, the default IP assignment mechanism is through DHCP. What if you wanted to create an instance with a fixed static IP address in OpenStack?. This can be achieved by using network ports. A port is a connection point for attaching a single device, such as the …

How To Change Network Interface names to eth0 schema on Debian 10/9

(: August 5, 2019) Starting from Debian 9, the Network interface naming rules changed from ethxx to ensxx convention. This change was necessitated by the release of systemd/udev newer than v197. You can read more on Systemd Network device naming schemes. Below is my current network configuration: $ ip ad 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 …

How To Configure 802.1q VLAN Tagging on RHEL / CentOS 7/8 & Fedora Interface

(: July 21, 2019) VLAN tagging is a method of handling more than one VLAN on a network port. VLAN tagging is used to tell which packet belongs to which VLAN as packets traverse a network medium. In this guide, we will configure 802.1q VLAN Tagging in a Network interface on RHEL / CentOS and …

Best CCNP R&S Certification Preparation books 2019

(: July 8, 2019) Introduction When it comes to providing quality networking products and services in terms of cutting edge technological solutions for enterprises all over the globe, the first name to think about is CISCO because it glues together the largest percentage of networks in the entire world. Cisco Certified Network Professional (CCNP) Routing …