My virtual lab

This article has two purposes. It is the second part of the Mikrotik IPSec series and, at the same time, a short virtualization guide. I will present how we can simulate most common scenarios them in virtual environment.

Although I am using Oracle VirtualBox (referred to as VBox from here on out) for these demonstrations, you can use any other virtualization solution in a very similar way. We don’t need any special features of the virtualization solution. You should only optimize your VMs based on the settings related to your environment. You can find my guides about VBox environment here and here.

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Installing FileZilla FTP server on a Windows Server Core

FileZilla FTP server is a very popular open-source solution. We can use it either as a desktop side solution or as a full server side solution. The desktop side solution is useful for a small installations. However, when we need a larger amount of the traffic or to server more users, the server side solution is only reasonable choice.

In addition, the entire process of data exchange via FTP protocol does not require any server-side visualization. The whole process of graphic representation of available data is carried out on the client side. Therefore, we do not need the GUI on the server side.

Now we have the solution – the FileZilla FTP server running on the Windows Server Core.

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Making portable FileZilla FTP server

Whether you’re Systems Engineer, test engineer, programmer/developer and when you need to have FTP server software with you at any time, the right answer will be a portable software packet. Unfortunately, not every software packet has a portable version. In such case you can either search for some other software or to try to make it portable.

FileZilla FTP server is a widely used FTP solutions on the Windows platform. This is open source software and you can download both server and client versions for free. Although free, this server is a feature rich and easy to administer. And we can use it from the USB flash drive.

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How to check the version of the update pack of the Microsoft Exchange Server 2013?

A few weeks ago it happens very unusual error with the e-mails received by the Microsoft Exchange Server 2013. All e-mails received from one specific e-mail address, which belongs to one of our vendors, are completely garbled.

Every e-mail is composed of several parts and contains the XML code. One day, suddenly, all e-mails are converted to plain text and the attachments are missing. When this anomaly appears, it affected all users.


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The Web folders and the content upload in the HFS application

We saw how to install the HFS application and how to provide the files as a Web content to others. Now we will see how to build full Web based file sharing platform. We will explain advanced features of the HFS application.

This process is not too complicated. In previous post we saw how to build whole virtual directory tree. We also covered the access permissions. Now we just need to use those new possibilities.

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Simple file sharing over the HTTP

The Web sites are easiest way to share an information and the files with other people. Real challenge is to enable an upload of the content to the Web site and to avoid the FTP service.

Although FTP service is designed for the file sharing, now it appears to be over complex for most Internet users. Users expect something that is easy to use. On the other hand, administrators wants something easy to maintain.

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Manual test for the POP3 connection

This post will explain the procedure for manual testing of the e-mail receiving process. This procedure is useful for system administrators or programmers to narrow down problems in an operation of their e-mail server.

We can reproduce entire POP3 e-mail exchange process with manual typing of all commands. We can use this procedure when we need to test proper work between an e-mail server and an e-mail client.

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