sendgrid
Sendgrid is a SMTP (Transactional Email Provider). https://sendgrid.com Sendgrid allow you to send email from your applications using SMTP or API. SASL…
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Installing Asterisk from Source
You can download latest source code from https://downloads.asterisk.org/pub/telephony/asterisk/ To install latest 15.x version, run cd /usr/local/src wget https://downloads.asterisk.org/pub/telephony/asterisk/asterisk-15-current.tar.gz tar xvf asterisk-15-current.tar.gz cd…
Installing Asterisk on Ubuntu
Ubuntu repository provide Asterisk, to install, just run apt install asterisk On Ubuntu 16.04, it come with asterisk 13.1, while newer version…
Errors
How to fix PCIe Bus Error: severity=Corrected, type=Physical Layer Unable to detect ICU prefix Nginx 413 Request Entity Too Large debconf: unable…
tcpdump
tcpdump is a useful command to track traffic on your network. To see all traffic between your PC and a remote server,…
Asterisk
Installing Asterisk from Source Installing Asterisk on Ubuntu Asterisk is open source framework to build communication applications (PBX). https://www.asterisk.org Access Asterisk console…
Install Cpanel DNS Only Server
To install Cpanel DNS Only sever, run cd /home curl -o latest-dnsonly -L https://securedownloads.cpanel.net/latest-dnsonly sh latest-dnsonly if it ask you to remove…
Sentora Free Hosting Control Panel
Sentora is a free hosting control panel. http://www.sentora.org Apache config is stored in folder /etc/sentora/configs/apache/httpd.conf /etc/sentora/configs/apache/httpd-vhosts.conf Web site files are stored in…
history
To get history show time history -a will append your current session history to the content of the history file. history -w…
r1soft public key is not available
When updating a server with r1soft backup manager installed, i get following error root@localhost:~# apt update Hit:1 http://mirrors.linode.com/ubuntu xenial InRelease Hit:2 http://mirrors.linode.com/ubuntu…