VPS

How to resolve : Internal Server Error when accessing cPanel/WHM/Webmail

Tags: cPanelinode issueinodesinternal server errormore than 400 attempts to make a session failedVPSWebmailWHM

Published on : June 25, 2010 by

How to resolve : Internal Server Error when accessing cPanel/WHM/Webmail

Since we are providing VPS management service to our clients, sometimes the clients may raise support tickets saying that they are not able to access cPanel, WHM or webmail on their VPS. The error was, How to solve this Pre-Requisites : You should have Shell access (as root) to the Node server. Mostly this happens […]

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Source compilation of Apache

Tags: installationsource

Published on : June 5, 2010 by

Source compilation of Apache

Source compilation of Apache is a part Apache server administration. Let us see the steps, Basics of Compilation of Apache with PHP Here we are going to install apache using the source only. The choice of Operating System here is Linux (distro: Centos). The procedure we follow here will lead to a simple apache installation […]

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How to do : Add or Delete an IP Address in the VPS

Tags: add ipadd ip to serverassign ipdelete ipdelete ip from serveropen vzvirtuozzoVPS

Published on : May 25, 2010 by

How to do : Add or Delete an IP Address in the VPS

Since we are in VPS management service, sometimes we need to add or remove an IP address in the VPS. Prerequisites You need Node Server access for these (then only you can manage those VPS), that too SSH root access. The VPS should be either OpenVZ or Virtuozzo. Steps Say we are logged into the […]

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OpenVPN issues on a OpenVZ / Virtuozzo enabled VPS

Tags: OpenVPNopenvzTun/TAPVPS

Published on : September 12, 2009 by

OpenVPN issues on a OpenVZ / Virtuozzo enabled VPS

We are into Virtuozzo Management and sometimes we have come across the following OpenVPN issues on a OpenVZ / Virtuozzo enabled VPS. Let us discuss them, Error Note: Cannot open TUN/TAP dev /dev/net/tun: Permission denied (errno=13) Just follow the KB at http://wiki.openvz.org/VPN_via_the_TUN/TAP_device Error Note: Cannot set tx queue length on tun0: Operation not permitted (errno=1) […]

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CRITICAL : Serious kernel bug!!! Root privilege escalation

Tags: Kernel bugroot privilege escalation.

Published on : August 17, 2009 by

CRITICAL : Serious kernel bug!!! Root privilege escalation

Tavis Ormandy and Julien Tinnes of the Google Security Team has unleashed a major kernel bug. A serious and critical security flaw has been found in both 2.4 and 2.6 kernel, enabling the attacked to gain the complete root access. I believe this is one major kernel bug in last few years. Distros release the […]

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