In Zimbra, there are two different images to re-brand: one is the image that appears in the Login window and the other is the image in the top-left corner when you are logged in. Each image has a different size, and the logos for the open source email platform (FOSS) should be set to the […]
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This process entails two stages: a) Adding Disk space to a Ganeti instance Stop the machine using the command below: root@master-node:~# gnt-instance stop cloud.renu.ac.ug NB: cloud.renu.ac.ug is the name of the Ganeti instance to be re-sized There after, run the command below. Warning: Since this command usually takes long to complete, it’s strongly advised that
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There can be a number of reasons for migrating from one mail server to another, the commonest being “running low on disk storage”. Other reasons may include “the need to having a failover mail server” in case of any catastrophic event that may compromise the active email server, among others. In other words, this same
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In a recent article, http://“https://blog.renu.ac.ug/index.php/2020/06/17/using-Cacti-to-monitor-your-bandwidth-consumption/”, we learnt how to monitor bandwidth consumption using Cacti and the assumption was that your service provider had given you access to their own Cacti tool which they use to monitor your consumption. In this article, we shall learn how to install and configure Cacti on your own server either
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Accessible RDP This report identifies hosts that have Remote Desktop (RDP) Service running and accessible to the world on the Internet. Misconfigured RDP can allow miscreants access to the desktop of a vulnerable host and can also allow for information gathering on a target host as the SSL certificate used by RDP often contains the
You may need to migrate cacti from one server to another due to one reason or another. This guide was used to migrate cacti from ubuntu server 12.04 to 14.04. The steps below are modifications of the guide
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Download package radsecproxy and nettle library from internet. Extract these tar files by using # tar -xvf radsecproxy-1.6.5.tar.gz # tar -xvf nettle-2.7.1.tar.gz Move into nettle folder by using # cd nettle-2.7.1 Install gcc compiler which is nettle\’s prerequisite # yum install *gcc* Install Nettle by running the following commands: #./configure –prefix=/usr && make To test
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The administrators at RENU will create you an account for access to https://cert-manager.com/customer/UbuntuNet Prerequisites Administrator account for access to https://cert-manager.com/customer/UbuntuNet OpenSSL on your local/working machine Validated Entry for the domain (Covered below). Using email validation is a tested and easier method and this requires you to have access to one of the following email addresses. (Assuming
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Step 1: Install and configure NTP daemon 1. NTP server package is provided by default from official CentOS /RHEL 7 repositories and can be installed by issuing the following command. # yum install ntp 2. After the server is installed, first go to official NTP Public Pool Time Servers, choose your Continent area where
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1 Importing a VMDK Using Monitor as the VM in ESXi Stop the Monitor Virtual Machine from the VMWare ESXi Interface Login to the the VMWare ESXi server via SSH (Assumes it allows SSH connections) Locate the directory where the Image files reside, normally under /vmfs/volumes/datastore1/Monitor/
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