A simple comparison of the nslookup command, the Microsoft DNS tool, and dig, the linux/win based command alternative.
This guide explains how to install dig dns tool on windows 10 in few steps. It is just a little bit modified How to install DIG dns tool on windows 7 guide.
Ngrep is one of networking tools usefull for VoIP (Voice Over IP) analysis. Unfortunatelly I did not find ngrep package available inside ot the yum repository, so command
yum install ngrep
does not work (SipXecs over CentOS). No problem, just few steps how to install it.
Open /etc/apt/source.list file and add following lines:
- For slovak mirror server
deb http://ftp.antik.sk/debian/ sid main deb-src http://ftp.antik.sk/debian/ sid main
- or for debian site
deb http://ftp.debian.org sid main deb-src http://ftp.debian.org sid main
or you may choose any mirror site close to you at debian mirror list site. To check best availibility you may install netselect tool
To change the IP address in debian we have to edit parameters in /etc/network/interfaces file.
So open the file
This article continue on series of articles about the Kamailio 3.1.x SIP proxy deployed on debian lenny and its features. In previous articles we have:
As the result of the testing, the rtpproxy 1.2.1 builded using git is faulted, see the end of the article or article about kamamilio nat traversal with rtpproxy.
Prerequisities:
- Downloaded the BackTrack ISO image from the site.
- Installed free Oracle VM VirtualBox application.
Steps:
Based on guide from http://www.openimscore.org/debian_packages
Update source.list
Allows in sources.list non free packages to allow java installation
Open file
vim /etc/sysctl.conf
and add the line