Tag Archives: SysAdmin

Install Odoo 10 on CentOS 7

The following commands run as the root user logged into a CentOS 7 (RHEL 7) based host will install the pre-req’s of Odoo 10 (latest nightly build) and then Odoo 10 itself. Install and activate the EPEL Repository yum install … Continue reading

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Generating Multi-Domain SSL CSR and Key files

A compound SSL Certificate product available from some Registrars currently is the “Multi-Domain” Certificate, for up to 3 x domains by default, with more available from there. To generate the required Key and CSR files to obtain those multi-domain Certificates, … Continue reading

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Installing Fail2Ban on CentOS 7

Fail2Ban is an important utility on the modern Internet for stopping “port probe” and other repeat intrusion/login attempts on your Internet services. The following describes how to install and initially configure it to monitor & block repeated login failures on … Continue reading

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Free cPanel DNSONLY VPS in Sydney or Los Angeles for cPanel VPS customers

Building on our cPanel VPS Plans we’ve added an offer to existing & new Network Presence cPanel VPS customers, to provision a cPanel DNSONLY VPS for them in either our Sydney or Los Angeles Data Centres. All you need be … Continue reading

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Web Application Firewall Appliance Service

We’re pleased to release our latest Appliance VPS product, being a managed instance of a Open-Source Web Application Firewall (WAF) based on the Industry-standard OWASP WAF Ruleset and web server modules. This is a fully installed and operational separate VPS, … Continue reading

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How to upgrade from Debian 7 to 8

VPS Customers running Debian 7 can upgrade to their latest OS version (currently Debian 8) with the following commands run as the root user: apt-get update && apt-get upgrade Then change any text of the word “wheezy” in /etc/apt/sources.list to … Continue reading

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How to upgrade from Ubuntu 14 to 15

VPS Customers running Ubuntu 14 can upgrade to their latest OS version, being Ubuntu 15.10 with the following commands run as the root user: apt-get update && apt-get upgrade Then set ‘Prompt=normal’ in /etc/update-manager/release-upgrades and run (as root, preferably on … Continue reading

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Use Fail2Ban to block WordPress login botnets

Fail2Ban is great at being able to parse logfiles and generate IP Filter Firewall rules (usually “DROP”) against patterns that are unwanted. The common use of Fail2Ban is to firewall SSH login dictionary scans, but here’s how you add to … Continue reading

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TLS/SSL config updates to Sendmail for recent OpenSSL versions

Recent SSL updates to the OpenSSL package have removed old DH parameters which are built into Sendmail mail server software, so the following are configuration updates to Sendmail (sendmail.cf) to enable the use of a longer DH Parameter to TLS/SSL … Continue reading

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SysAdmin Assistance for customers with 2 or more VPS

During July and August 2015 we’re offering customers with 2 or more VPS “a few hours” of our SysAdmin time and effort, available to do what you’d like on your Network Presence VPS. This is equivalent to a free “SysAdmin … Continue reading

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