TCP/IP is an acronym Transmission Control Protocol/Internet Protocol. It is a protocol stack that is responsible for endpoint-to-endpoint communications between two or more devices. Please use this tag if your question is specific to TCP/IP.

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Azure Functions - TCP Persistent

I'm looking for a way to scale a Azure Function properly but I have a problem.I have a set of IoT devices that send data to Azure by HTTP (For this there is a set of Azure Functions that scale ...
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1answer
35 views

Two applications working with the same ip and port

I start SqlServer Express that works on port 1433. Then I run a Java application that creates a server socket that executes a bind to the local ip and port 1433.I do not understand why it does not ...
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Connection failure in TCP/IP socket C program used in 88 threads

I am using this below mentioned TCP IP socket code to transfer data between 88 threads of client and server machine. Each thread is assigned to a different core. Yes, It is an 88 core machine.Each ...
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Win 7 netsh winsock reset Access is Denied [closed]

I tried to reset network:I opend cmd as administrator and type : netsh winsock reset , but I got Access is Denied.any solution?Thanks.
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tcp/ip connection between rpi3 and pc

I am new to tcp/ip communication. I have been trying to send commands from pc to rpi to control the motors to move forward.I followed the tutorial from http://www.python-exemplary.com/index_en.php?...
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Work directly with TCP/IP internet layer in Windows (Win32)

I have to re-create a TCP protocol (transport layer from TCP/IP), so, I was wondering how can I access to the Internet Layer's library in Windows (it has to be that OS, I'm not allowed to use linux). ...
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Embedded linux TCP/IP communication issue

I have TCP/IP server running under embedded linux:int sId=socket(AF_INET, SOCK_STREAM | SOCK_NONBLOCK, 0);sockaddr_in servAddr;servAddr.sin_family=AF_INET;servAddr.sin_addr.s_addr=htonl(...
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3answers
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information in tcp packages. How to know destination?

Suppose we have a web browser with several tabs open and we are working with them.All TCP packets will arrive with destination port 80 but I don't understand how the browser can know, from all the ...
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Simple TCP/IP client not working as expected

I am attempting to write a very basic TCP/IP client that will simply request user input, send that input to the specified IP, then read the output. The code below does not return any of the error ...
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Large file video upload from remote location with low speed

I have got a project where in I have to be able to upload a large video file form remote location with lowest speed .The process we thought of following was to chunk the video file to small number ...
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3answers
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trouble downloading an internet image using standard c sockets

Beginner, writing my first socket based code in C, trying to download an image file from the internet, I get:Output:IP addresses for 'brokenthorn.com':IPv4: 64.90.36.159Received 1380...
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I would like to send packets in out of order. Is there any specific tool which does this?

I would like to send packets in out of order. Is there any specific tool which does this?like do we have this option in tcpreplay,avalanche or any other tool which sends packets in out of order.
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Does TCP/IP connection automatically closed when OS do a garbage collection after a thread end?

I got confused when write a C program... The program I wrote is a client end program, its function is quite simple, it just sends requests to the server end. I initialized a socket in my program ...
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1answer
26 views

How to detect change in the state of device connected through serial port or ethernet in .NET

I have application that connects to a controller via serial port as well as by Ethernet. Controller continuously throws data to PC. I am writing application in C#. I have created SerialPort object in ...
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How to bypass Linux Kernel TCP Stack?

I have a simple program that craft TCP packet. The problem is that I cannot customize its sequence and acknowledgement numbers. I had my research about it on google, and came onto conclusion that the ...

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