Administration

DBMail over PostgreSQL + Postfix + SASL on Debian. Part 2. DBMail.

Leave a Comment / Administration, PostgreSQL / 03.03.2022

Part 1. Introduction.Part 2. DBMail.Part 3. Postfix.Part 4. SASL.Part 5. SPF. DKIM. DMARC. Clear headers. DNS PTR. nfgd.net repo was gone, so there are no compiled deb packages now. We need to build one manually.Download the latest sources from official site or download 3.2.3 from my backup and unpack it. cd /root wget http://dbmail.org/download/3.2/dbmail-3.2.3.tar.gz tar …

DBMail over PostgreSQL + Postfix + SASL on Debian. Part 2. DBMail. Read More »

DBMail over PostgreSQL + Postfix + SASL on Debian. Part 1. Introduction.

Leave a Comment / Administration, Featured, PostgreSQL / 03.03.2022

Databases are bad for email. Howbeit, sometimes you really don’t need fast mailing system, but want to use an existing database backup infrastructure. At this article we will setup our own mail server using DBMail, Postfix and SASL. DBMail is an open source mail server which able to use relational database to store all users …

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Running QEMU VM with the latest kernel inside 2.6 OpenVZ container.

1 Comment / Administration, Featured, Virtualization / 02.03.2022

There are many of cheap NAT OpenVZ VPSes on market. However, OpenVZ virtualization has certain limitations and comes with old 2.6 kernel. Hosting provider can decide to disable tun/tap, nfs or another core feautures, which makes VPS very limited in usage. At this article we will break the rules and run latest Alpine Linux inside …

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nDPI as iptables module(ndpi-netfilter) on Orange PI.

3 Comments / Administration, Featured, OrangePI / 02.03.2022

There are many OpenDPI based implementations and their versions. There are many ndpi-netfilter implementations and versions too. But I found only one that works pretty well on Orange PI. I’ve tested it on Orange PI Plus and Armbian. I’ve searched a lot for working nDPI so now I don’t know how many additional packages you …

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How to install Android x86 6.0, 7.0 on VMWare ESXi. Warning, many screenshots.

51 Comments / Administration, Android, Featured, Virtualization / 02.03.2022

I don’t know why, but installing Android x86 6.0 and 7.0 on VMWare ESXi is not quite simple as it should be. The short story 1) Correctly make bootable disk2) Install Android3) Modify GRUB with “nomodeset xforcevesa” parameters to boot android4) Fix parameters in GRUB after android loads And the long story First, download Android …

How to install Android x86 6.0, 7.0 on VMWare ESXi. Warning, many screenshots. Read More »