R71 IT Blog

Centreon Broker: install from CES Repo

Centreon Broker: install from CES Repo 150 150 Roderick Derks

Add the CES repo. This installes centreon-broker, qt4-mysql and qt4 # yum install –nogpgcheck centreon-broker This installs centreon-broker-cbd and centreon-broker-core # yum install –nogpgcheck centreon-broker-cbd This installs centreon-broker-cbmod # yum install –nogpgcheck centreon-broker-cbmod Query repo rpm packaage and list files: # yum install yum-utils # repoquery –list centreon-broker-cbmod /usr/lib64/nagios/cbmod.so

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Add Centreon Repo to Linux yum

Add Centreon Repo to Linux yum 150 150 Roderick Derks

# wget http://yum.centreon.com/standard/ces-standard.repo # mv *.repo /etc/yum.repos.d/ # yum list|grep centreon

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Centreon Broker: compile build and create an RPM

Centreon Broker: compile build and create an RPM 150 150 Roderick Derks

Let’s build the Centreon Broker!

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Migrate Zimbra from Fedora to Centos

Migrate Zimbra from Fedora to Centos 150 150 Roderick Derks

Prequisits The old mail server should run the same version of Zimbra you are going to use on the new server. If not then upgrade the old server to that version.

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Error installing Centos 6.2 Errno 256

Error installing Centos 6.2 Errno 256 150 150 Roderick Derks

Category: Weird annoying error messages that take a lot of your time. By the way I’m installing via TFTP and unpacked the ISO. Error: Unable to read package metadata. This may be due to a missing repodata directory. Please ensure that your install tree has been correctly generated.

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Centreon and Nagios backup

Centreon and Nagios backup 150 150 Roderick Derks

These are two scripts I’ve been using for years now to succefully backup Nagios and Centreon. Feel free to use them.

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AndFTP and SFTP: create ssl certificate

AndFTP and SFTP: create ssl certificate 150 150 Roderick Derks

Create a secure way to transfer files to your network from wherever you are from your Android phone, like uploading photo’s directly to your server at home. Much faster then connecting your phone to the laptop. This short guide is showing you how to create a key to use with a FTPS server (explicit FFTP…

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Zimbra: backup mailboxes script

Zimbra: backup mailboxes script 150 150 Roderick Derks

Works on ZCS 7. Only active mailboxes from real active user accounts are backed up. Very simple, works great.

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Named issues solved

Named issues solved 150 150 Roderick Derks

When trying to sync zone files from master to slave DNS servers I got these errors: Error: dumping master file: tmp-7pVr9NGZO: open: permission denied

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Adito OpenVPN-ALS: a great VPN appliance

Adito OpenVPN-ALS: a great VPN appliance 150 150 Roderick Derks

A long time ago in 2005 I started using SSL-Explorer as my own private VPN appliance running on VMware. SSL-Explorer made it possible to easily access my complete network at home in a very secure and reliable way. At the time I wrote an article about how to set it up.

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VMworld 2011 Recap

VMworld 2011 Recap 150 200 Roderick Derks

Last week I visited VMorld 2011 in Copenhagen. Copenhagen is a great city, I was very pleasently surprised. Clean streets, friendly and very relaxed people, children who seem to look fairly happy, no fat people in hamburger restaurants, a lot of kids wear sporty clothes of their sportclub, public transport is organized well, no fights…

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Install vSphere5 ESXi from USB

Install vSphere5 ESXi from USB 150 150 Roderick Derks

    Connect a USB pen drive to a Linux OS, in my case a Ubuntu.     Download the vSphere 5 ESXi ISO installation file.     On the Linux machine install syslinux and mboot.     Execute the following commands: # sudo apt-get install mbr syslinux # sudo /sbin/fdisk /dev/sdb # sudo umount /dev/sdb1 # sudo /sbin/mkfs.vfat…

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