IPSEC VTI Site-to-Site VPN

 Networking, Security  Comments Off on IPSEC VTI Site-to-Site VPN
Sep 192022
 
IPSEC VTI Site-to-Site VPN

Let’s configure a VTI site-to-site Virtual Private Network in this lab. In this VPN lab, we’re running IPSEC as the native protocol on the tunnel interface. We’re not using Generic Routing Encapsulation (GRE) in this VPN lab. The lab will also demonstrate use of a dynamic routing protocol (EIGRP) between Read More

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Configure Site-to-Site IKEv2 VPN

 Networking, Security  Comments Off on Configure Site-to-Site IKEv2 VPN
Sep 182022
 
Configure Site-to-Site IKEv2 VPN

Not all Virtual Private Networks (VPNs) are created equal. There are so many flavors of VPNs to boggle the imagination. Purists insist that, strictly speaking, a VPN is not even required to have encryption. Of course, the same purists would concede that IPsec is a must have add-on for a Read More

IPv4 & IPv6 – 13 Differences

 Networking  Comments Off on IPv4 & IPv6 – 13 Differences
Sep 162022
 

Before jumping into the differences between IPv4 and IPv6 addresses, let’s first consider what an IP (Internet Protocol) address is. An IP address (either IPv4 or IPv6) uniquely identifies a host or device on a network, and can be a source or destination address. Your computer, mobile phone, router, Roku Read More

Installing VMware Workstation 16 Pro is Easy on Linux Mint 21

 Linux, Virtualization  Comments Off on Installing VMware Workstation 16 Pro is Easy on Linux Mint 21
Sep 052022
 
Installing VMware Workstation 16 Pro is Easy on Linux Mint 21

Understanding the basics of virtualization is a good skill to possess in an age when it seems like everything is going virtual or to the cloud. While Virtualbox may cut it for hobbyists, VMware is the numero uno vendor when it comes to virtualization. If you ask me, VMware is Read More

List, Research and Install Only Security Updates on Red Hat 9

 Linux, Security  Comments Off on List, Research and Install Only Security Updates on Red Hat 9
Sep 042022
 
List, Research and Install Only Security Updates on Red Hat 9

One of the nice features of Red Hat Enterprise Linux 9 (RHEL 9) OS is the ability to check, research and install only security updates from the command line. As a systems administrator, there’s always a risk that installing an update might break something important in the enterprise and lead Read More

14 Methods to Verify If You’re Running Red Hat 9 OS

 Command Line, Linux  Comments Off on 14 Methods to Verify If You’re Running Red Hat 9 OS
Sep 032022
 
14 Methods to Verify If You're Running Red Hat 9 OS

Red Hat Enterprise Linux 9 (RHEL 9) is the latest iteration of the solid Linux OS that powers thousands of Linux servers and workstations at a gazillion companies and organizations worldwide. So how to quickly verify if the version of Red Hat Enterprise Linux OS you’re running is the latest Read More