networking is my final course in my Masters degree. I do have a question regarding how to calculate Round Trip Time of http on non persistent, persistent and persistent with pipelining. After spen...

When I use display filter for HTTP it shows only HTTP packets when HTTP message is on standard port i.e. on port 80. But, when message is not using standard port, then display filter not works for ...

I have implemented a socket client using TcpClient class. So I can send and receive data, everything works good. But I ask some of the guru's out there :) Is there something wrong with my implement...

At the server side, we use Socket server = serverSocket.accept(); to create a socket. After the socket is created, we can create a new thread to handle the input/output stream of that socket. S...

Please note, I already know about the streaming nature of TCP connections; my question is not related to those kinds of things. It rather about my suspicion of there being a bug in the Linux socket...

When I run my expo/react-native project and want to run it on my android phone through the expo go app, it gives me a connection error: "Uncaught Error: java.net.SocketTimeoutException: failed...

On successfully creating the listening socket, I try to run a block of code on it that should maintain a persistent connection. Here is what I have done so far: while(1) { struct pollfd pfds[1]; ...

How to find all tcp connections opened by specific application, maybe by process id or smth. like this? I use C#

I am trying to execute reverse tcp command on a android device connected remotely(using adb connect <ip-address>). But I am getting following error while executing: adb -s 192.168.0.101 reve...

I have mac address in 6 byte string. How would you print it in "human" readable format? Thanks

I am a developer and I need to run my ruby app at port 5000, but always I try to run my app I get: Address already in use - bind(2) (Errno::EADDRINUSE) I know that the easiest way for solving this...

Hi I am new to android I am not able to run adb.exe it gives me below error: ==>adb start-server adb I 6108 5748 adb.cpp:219] Android Debug Bridge version 1.0.32 adb I 6108 5748 adb.cpp:219] Re...

FTP is a pure TCP-connect protocol, and thus AFAIK "as fast as it gets" when considering TCP file transfer options. However, there are some other products that do not run over TCP - examples are t...

I have the following problem: I want to transmitt data via TCP, and wrote a function for that. For maximum reusability the function template is f(QPair<QString, QVariant> data). The first val...

Motivations I am a running into an issue when trying to proxy PostgreSQL with Traefik over SSL using Let's Encrypt. I did some research but it is not well documented and I would like to confirm my ...

I'm looking for a TCP/IP stack that can be used without an OS. Our customer has an "aversion" to interrupts and doesn't want a real OS on a embedded board we're building. It's desirable to move as ...

I am reading The Linux Programming Interface and it describes several different types of socket used on Linux: Unix domain Berkeley TCP Internet One of the things the book said is that if you wan...

To better understand how the .NET networking part works, I'm going through the reference source of the TcpListener(Documentation, Reference Source) class. What caught my attention is that it owns t...

I have problem with TCP, UDP EntryPoints time="2022-08-03T10:12:16Z" level=error msg="accept tcp [::]:3478: use of closed network connection" entryPointName=tcp3478 time="2...

I'm basically trying to do this: How can I connect to Android with ADB over TCP? with the Droid X2. I have USB Debugging on, and my phone is plugged in via USB. The IP Address is 10.0.78.33 (I hav...

I am not able to find an answer to a simple thing I will try to achive: once a tcp connection is established to my linux server, let's say ssh / tcp 22 or x11 / tcp 6000 display -> how do I close t...

i want to know that MSMQ (Microsoft Messaging Queue) works on TCP or UDP?? and on what ports?

How do I find a completely free TCP port on a server? I have tried the command line; netstat -an but I am told the ones with a status of LISTENING are already being used. I also tried a tool ca...

When connection sets up, there is: Client ------SYN-----> Server Client <---ACK/SYN---- Server ----① Client ------ACK-----> Server and when termination comes, there is: Client ------FIN...

I want to send a list through TCP sockets but i can't get the exact list when receiving from the server-side . To be more specific say that i have this list: y=[0,12,6,8,3,2,10] Then, i send e...