![]() ![]() 192.168.1.2 hping statistic - 6 packets transmitted, 6 packets received, 0 % packet loss What is Linux? An in-depth description.Some miscellaneous commands that you might find useful. Sample commands and tips for using Linux like a pro. Useful links and information for budding Gentoo Linux users.Many useful Linux and BSD E-Books available. ![]() Useful information for setting up your free desktop OS. Tips and information on setting up your FreeBSD UNIX system.Some very useful online AI tools for creating and working with images.Some useful Perl and PHP code snippets for the web.How to install codecs and play your movies. Playing Doom for the first time, experiences with a very old PC game.OpenSUSE 12.3 tips and tricks for using your new Linux system.Many useful commands for Ubuntu and Linux Mint. Some miscellaneous information technology related links for the IT Admin.More useful Ubuntu and Linux Mint tips and tricks for the desktop user.How to get information about your network and ip addresses. Linux Mint 15 Olivia information and configuration tips for setting up your new installation.Installing the Ubuntu distribution using the graphical installer.Installing and playing the classic PC Doom game on Linux/Ubuntu.Fedora Linux tips and awesome themes to get the most out of your Linux desktop.Fedora Core Linux package management and setup tips.Compiling a new 2.6 or 2.4 kernel on Debian GNU/Linux Sarge.Arma Reforger tips and tricks to help out in multiplayer.Arma 3 codes and cheats to use when testing a mission.Arma 3 tips and information for new players of this war simulation game.Apple Mac OSX tips and tricks for using the desktop and useful commands.Where and are network specifiers, such as 10.0.0.0/8. You can look for external recursive queries with a filter such as udp port 53 and (udp & 1 = 1) and src net not and src net not On many systems, you can say "port domain" rather than "port 53".ĭNS servers that allow recursive queries from external networks can be used to perform denial of service (DDoS) attacks. However, DNS traffic normally goes to or from port 53, and traffic to and from that port is normally DNS traffic, so you can filter on that port number.Ĭapture only traffic to and from port 53: port 53 You cannot directly filter DNS protocols while capturing if they are going to or from arbitrary ports. Show only the DNS based traffic: dns Capture Filter Display FilterĪ complete list of DNS display filter fields can be found in the display filter reference The SampleCaptures has many DNS capture files. TCP_Reassembly has to be enabled for this feature to work. As you might have guessed, this takes a DNS request or reply that has been split across multiple TCP segments and reassembles it back into one message. ![]() The DNS dissector has one preference: "Reassemble DNS messages spanning multiple TCP segments". Also add info of additional Wireshark features where appropriate, like special statistics of this protocol. XXX - Add example traffic here (as plain text or Wireshark screenshot). The well known TCP/UDP port for DNS traffic is 53.
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