Menu
Home
People
Places
Arts
History
Plants & Animals
Science
Life & Culture
Technology
Reference.org
ngrep
open-in-new
<p>ngrep (<a href="/facts/Computer_network/3w5RM99p">network</a> <a href="/facts/Grep/PdGQeFfD">grep</a>) is a network <a href="/facts/Packet_analyzer/mFQP7gWB">packet analyzer</a> written by <a href="/facts/Jordan_Ritter/ABEaSs2q">Jordan Ritter</a>. It has a <a href="/facts/Command-line_interface/R9JpGmXQ">command-line interface</a>, and relies upon the <a href="/facts/Pcap/3FGCSqBf">pcap</a> library and the <a href="/facts/GNU/HlAKKBdt">GNU</a> <a href="/facts/Regex/KFL3veHX">regex</a> library. </p><p>ngrep supports <a href="/facts/Berkeley_Packet_Filter/G9AHJjCr">Berkeley Packet Filter</a> (<a href="/facts/Berkeley_Packet_Filter/G9AHJjCr">BPF</a>) logic to select network sources or destinations or protocols, and also allows matching patterns or <a href="/facts/Regular_expressions/KFL3veHX">regular expressions</a> in the data payload of packets using <a href="/facts/GNU/HlAKKBdt">GNU</a> <a href="/facts/Grep/PdGQeFfD">grep</a> syntax, showing packet data in a human-friendly way. </p><p>ngrep is an open source application, and the source code is available to download from the ngrep site on <a href="/facts/GitHub/n1hNCsc3">GitHub</a>. It can be compiled and ported to multiple platforms, it works in many <a href="/facts/UNIX-like/YAKrAxzd">UNIX-like</a> <a href="/facts/Operating_systems/8XTuvMh2">operating systems</a>: <a href="/facts/Linux/9FvCKSTq">Linux</a>, <a href="/facts/Solaris_(operating_system)/KPfT98EJ">Solaris</a>, <a href="/facts/Illumos/helcbXv6">illumos</a>, <a href="/facts/BSD/XQKcURrh">BSD</a>, <a href="/facts/AIX/cRWERua2">AIX</a>, and also works on <a href="/facts/Microsoft_Windows/bwhAhuSL">Microsoft Windows</a>. </p>