Here are some suggestions: For Android phones, any network: Root your phone, then install tcpdump on it. This app is a tcpdump wrapper that will install tcpdump and enable you to start captures using a GUI. Tip: You will need to make sure you supply the right interface name for the capture and this varies … Read more
tty originally meant “teletype” and “pty” means “pseudo-teletype”. In UNIX, /dev/tty* is any device that acts like a “teletype”, i.e: a terminal. (Called teletype because that’s what we had for terminals in those benighted days.) A pty is a pseudotty, a device entry that acts like a terminal to the process reading and writing there, … Read more
1- Stop other applications that are using port 80. 2- run application with port 80 : if __name__ == ‘__main__’: app.run(host=”0.0.0.0″, port=80)
Active and passive are the two modes that FTP can run in. For background, FTP actually uses two channels between client and server, the command and data channels, which are actually separate TCP connections. The command channel is for commands and responses while the data channel is for actually transferring files. This separation of command … Read more
This is one of my favorite questions. UDP is so misunderstood. In situations where you really want to get a simple answer to another server quickly, UDP works best. In general, you want the answer to be in one response packet, and you are prepared to implement your own protocol for reliability or to resend. … Read more
Here is the easy solution of port finding… In cmd: netstat -na | find “8080” In bash: netstat -na | grep “8080” In PowerShell: netstat -na | Select-String “8080”
I want to understand basic, abstract and correct architectural approach for networking applications in iOS There is no “the best”, or “the most correct” approach for building an application architecture. It is a very creative job. You should always choose the most straightforward and extensible architecture, which will be clear for any developer, who begin … Read more
Install nmap, sudo apt-get install nmap then nmap -sP 192.168.1.* or more commonly nmap -sn 192.168.1.0/24 will scan the entire .1 to .254 range This does a simple ping scan in the entire subnet to see which hosts are online.
Connect to a non-routable IP address, such as 10.255.255.1.
To get local Ip Address: public static string GetLocalIPAddress() { var host = Dns.GetHostEntry(Dns.GetHostName()); foreach (var ip in host.AddressList) { if (ip.AddressFamily == AddressFamily.InterNetwork) { return ip.ToString(); } } throw new Exception(“No network adapters with an IPv4 address in the system!”); } To check if you’re connected or not: System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable();