Wednesday, 18 November 2015

Using Wireshark to capture the packets of Remote Machine

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Remote capture using wireshark: First of, Create the pipe my@desktop:~$ mkfifo /tmp/pipes/cap_fw “/tmp/pipes/” is where I create m...
Sunday, 1 November 2015

Bash Conditional Expressions

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Bash Conditional Expressions Conditional expressions are used by the  [[  compound command and the  test  and  [  built-in commands. Exp...
Monday, 26 October 2015

vim Remove Comments using REGEX | Remove comments of Asterisk Configuration files

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You can try this command: : g /^ \( #\|$\)/d Or (Use ; for the Asterisk PBX configuration files.) : g / \v ^(#|; )/ d \|  is for alt...
Tuesday, 29 September 2015

WebRTC Video Resolutions

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Resolution is the number of pixels in an image. In general terms, the higher the resolution, the better the image quality. The followi...
Thursday, 10 September 2015

SIPP installation and testing Asterisk with SIPP stress test tool

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1. Install required packages $ sudo apt-get install build-essential libncurses5-dev 2. Download, extract and compile SIPp $ wget "h...
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Wednesday, 1 July 2015

Installing FFmpeg in Ubuntu 14.04 from source

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Installing FFmpeg  in Debian Ubuntu 14.04 : Build and install FFmpeg: cd /usr/local/src wget -c http://ffmpeg.org/releases/ffmpeg-1.0...
Wednesday, 24 June 2015

Asterisk behind the NAT setting

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Asterisk behind NAT The Asterisk Server is behind NAT The Asterisk server could be on the LAN (or in a DMZ) with a NAT firewall betwee...