Mac OSX macosx high sierra cisco ipsec vpn
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For some unknown reason, on both Mac OSX Sierra and Mac OSX High Sierra, when connected to my work VPN using a “Cisco IPSEC VPN” connection, the DNS resolver is not working as expected. And by that I mean that even if I have manually configured a specific DNS server for that connection, it seems that the OS will always use the default DNS servers…

Log Management Jasmin SMS Gateway Logstash Grok Filter
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WE use ELK as a centralized logging solution. That means we have an ElasticSearch cluster, a LogStash Cluster, Kibana and Grafana. I was looking for a GROK filter so we can export our Jasmin logs to Grafana and then be able to search based on different patterns through all the logs. Unfortunatelly I was not able to find a real working grok filter for…

Backup lxc container proxmox
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I was recently trying to resize a lxc container from my proxmox server (I’m running the lateste proxmox version). Even though I have increased the disk space assigned to that container, for some reason I was not able to actually see the new size of the disk inside the lxc container. I must say that the disks are configured as LVM on the proxmox…

Linux CentOS 7 reset root password
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If you forgot your CentOS 7 root password the first thing that might cross your mind would be to boot in single user mode and reset the root password from there. That was working just fine in CentOS 5.x or CentOS 6.x but in 7.0 the things are a little bit different. It is still possible though. You will have to follow these steps:…

Apache mod_pagespeed
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I was looking for a simple way to install mod_pagespeed on a cPanel/WHM server with EasyApache4 (please note that with EasyApache3 you could have just added a custom mode to EasyApache and recompile apache with the new mode). Since EasyApache4 is strictly based on .rpm packages and there is no precompiled .rpm package for mod_pagespeed, you have to create your own .rpm package. After…

Apache mod_lsapi
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mod_lsapi for apache – install and use it without running CloudLinux kernel. mod_lsapi for apache – install and use it without running CloudLinux kernel.In a previous post i was explaining how you can install mod_lsapi apache module from Cloudlinux without actually having a Cloudlinux kernel or license. This tutorial is strictly for CentOS 6.x x86_64. This post comes as an update since the guys from Cloudlinux updated their…

Apache mod_lsapi
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How to install mod_lsapi for apache without running CloudLinux mod_lsapi was specially developed by CloudLinux to run as an apache module. The module is based on LiteSpeed Technologies API for PHP, Python and Ruby. Compared to the traditional mod_php module it offers excelent PHP performance, great security and support for opcode caching. More, the memory consumption is really low. You can find a complete list…

Apache wordpress bruteforce protection
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Nowdays, a lot of websites are built on the  popular blogging platform Wordpress. It’s fast, highly customizable and pretty easy to use. You can use it for your personal blog, you can build a personal or business website, an online store and basically, it can be used to build any type of website. The most common problem are the wordpress bruteforce attacks. Scripts or bots that…

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