IP Tables

Objectives In this lab you will learn how to use iptables to build and test a simple Linux firewall on your first Virtual Machine. Even if you can’t get your iptables working quite right, you will still receive credit for this lab as long as you can prove you’ve tried (an example of providing proof: […]

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IP Tables

Objectives In this lab you will learn how to use iptables to build and test a simple Linux firewall on your first Virtual Machine. Even if you can’t get your iptables working quite right, you will still receive credit for this lab as long as you can prove you’ve tried (an example of providing proof: […]

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VMWare-Basic Networking and SSH

Lab 2 – Basic Networking and SSH In this lab you will learn how to assign static IP addresses, configure a service and manage services using SysVinit.  You will also learn some basic user management skills. servis using SysVinit  Before you start, if you are more familiar with the chkconfig or service commands, you may wish […]

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VMWare-Installation

Lab 1 – Installation Overview Upon completion of this lab you will have: A host installed with Centos 7, fully updated using KVM for virtualization 3 Virtual Machines (named centos1, centos2, centos3 respectively) running Centos 7 Sudo configured on all 4 machines, and an understanding of how to use it Installation instructions for Centos 7 […]

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This operation was cancelled by user error:VMWare

Sometimes vmware-workstation/vmware-player would give you an error message “This operation was cancelled by user”. To fix this error you need to perform following simple steps: Find the location of the virtual machine (Example:C:\Users\OneDrive\Documents\Virtual Machines\Ubuntu ) Find the file name with extension “.lck” (Example: ubuntu.vmdk.lck) Delete that file Try to run vmware again Magic! Its working […]

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