Virtono Community Blog

0

Set up Postfix under Debian

Postfix is a widely used mail server, more specifically an MTA ( Mail Transfer Agent ). In this article we describe how to install Postfix under Debian Lenny 5.0. In the example we use a test server (lists.wefi.net). Replace this...

0

Set up Mailman under Debian

GNU Mailman is a free software for managing mailing lists. This article describes how to set up Mailman on Debian Lenny (Debian 5.0). Install MTA To operate mailing lists with Mailman you need an MTA (Mail...

0

Do not start Samba automatically on Ubuntu

Samba – the server service for providing Windows file and print sharing – automatically launches after each Ubuntu 10.10 installation. However, if you need the Samba Server on your Ubuntu Desktop system only sporadically, you...

0

Remove Old Kernels in Ubuntu

For Ubuntu installations (prior to Ubuntu version 15.10) with separate / boot partition , it may fill up after installing several updates . The issue occurs because older kernel versions are not automatically removed. In this article, we’ll show you how to...

0

Yahoo’s Big Data Engine will be open source project

Since 2016, Yahoo belongs to the Verizon Group, and to Oath, the Verizon Digital Network. Oath now puts Yahoos’s Big Data Engine Vespa under Java into an open source license. According to the announcement of the Java project Vespa by...

0

AWS and Microsoft introduce a source-driven AI interface

Gluon is another step towards standardized APIs for neural networks. The interface is compatible with both Microsoft’s Cognitive Toolkit and Apache Mxnet. It scales with more than 500 GPUs and is intended to deal with little rather than much data. Microsoft and Amazon Web...

0

OpenSSH public key authentication under Ubuntu

This article shows how SSH access is configured for public-key authentication . To do so, a key pair is created on the client, the public part of the keys are transferred to the server, and the server is set up for...

0

SSH Key Login

Note: This article applies to older SSH versions (SSH version 1). For the latest information on SSH key logins, see OpenSSH Public Key Authentication under Ubuntu . SSH Config for SSH Key customize On the remote server, the...

0

SSH root forbid login under Debian

If you want to ban direct SSH root login on Debian, you need at least one additional user who can log on to the server, in addition to the root user. Use this user to...