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Questions tagged [tcp]

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TCP stands for Transmission Control Protocol and is one of the core protocols of the Internet Protocol Suite. TCP complements the Internet Protocol (IP), and therefore the entire suite is commonly referred to as TCP/IP.

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I am running a benchmark(Java) where I open 10K connections. I am hitting a limit where I cannot open more than ~8000 tcp connections to a server. Connecting to two servers, the limit seems to be ...
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I have device in my local network just called "Samsung". I do not own a Samsung device so I became suspicous. The Mac address also indicates Samsung: 28:E6:A9:C6:3E:3A I checked the open ...
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I have a program on my linux laptop that receives a low-res video stream from an RTSP camera, processes them with various filters/visuals, and then shares its modified frames to other processes. I ...
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I have tested connecting to a local iperf server (location1) over the internet from two other locations (location2 and location3), and also the other way around. Almost all tests show speeds as ...
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I am running a boost::asio client that connects to a server via socket with a Squid proxy in the middle. I have checked all the comms with Wireshark and noticed that the Squid machine generates a ACK,...
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I want to use ddev projects in WSL2's mirrored network mode, but when I run it, WSL2 cannot curl this container.​ My project was created using the following code: ddev poweroff mkdir ~/tmp/testddev cd ...
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I've designated a local server in my network as the pass-through server that should be assigned the public IP WAN IP and handle all externally initiated traffic. After poking a hole in the firewall, I'...
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I have an issue with accessing websites on a guest VM with Windows 10. My host OS is Ubuntu. I am using QEMU/KVM for the VM. I tried a ping test on the guest and it was successful, but when I try to ...
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I'm a bit at my wit's end with this silly little problem. I've lost track of the hours I've spent attempting to fix it. I've got a WSL instance running on my Windows 11 machine. They're both fully up-...
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Context There are 3 hosts: My local machine device1, to which I may connect via SSH device2, which is in the same network with device1 and sends data to device1 IP 10.0.0.10:8001 Device2 is a TCP ...
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I'm writing a Go program that uses a user-space TCP stack to make a TCP connection to a remote server. It writes to a TUN adapter (wintun.dll). In the program I specify the TUN device IP as 192.168....
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I'm trying to find a bunch of specific data in a Wireshark capture. First of all I need to be sure that the data is actually there, which has been confirmed in my previous post. Now I'd like to go a ...
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A Windows 11 PC, with both wired and Wi-Fi NICs, is set up with sharing enabled so the PC can act as a hotspot. The wired NIC is connected with the gateway router. Wireshark shows traffic coming into ...
WoodManEXP's user avatar
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I use the ffmpeg library to stream rtsp stream from the camera using TCP method, but I have a problem that when using the ffmpeg library and live streaming, I encounter the phenomenon that vq=0kb ...
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I'm learning about OSI and TCP/IP models and have some confusions here: For example I enter this address: 192.168.4.5:9300 into the browser then all of this DATA is passed to Transport Layer in binary....
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