Questions tagged [tcp]
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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Android TCP error failed to resolve host name from static library
I'm using ffmpeg on android and i have encountered and error, that does not occur when i'm using the library on my linux VM.
I'm using FFmpeg Static Builds, from here.
I am using the stable 3.1.5 ...
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How do I kill existing network connections on Linux?
I've been working on a project that is nearly complete: to be able to kill my children's internet connections at the touch of a button. I've implemented part of the solution by basically calling:
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What happens when I terminate a process and the socket send buffer is not empty?
In Windows (and probably in other operating systems), if a process has a TCP connection with another process on another machine, and then I terminate the process, an RST packet will be sent to the ...
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Samba not connectable "Go away, we're not home"
I'm having an issue connecting to my dedicated server using samba. The server is a debian (squeeze) box running a samba server, only small modifications have been made to the default config and the ...
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How to access to a SQL Server Instance from a WSL2 Debian System?
I would like to connect from my WSL 2 Debian System to a SQL Server instance. This is because I want to develop an cossplatform app in Python and make some tests.
WSL 1
As far as I know with WSL 1 I ...
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Force windows to communicate to specific ip addresses via specific network card
Hello I'm currently facing issues with tcp communication on a windows 10 system with two network cards.
I need to connect specific hardware which is in a LAN.
Sometimes windows uses the network ...
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Cannot connect to RPC server over TCP on WSL
I'm currently running an RPC (TCP) server in ubuntu (19.04) inside the WSL(2) in windows, listening to 0.0.0.0:7860. If I run any query inside the WSL(2) itself with address 127.0.0.1:7860 it works. ...
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PHP cURL's TCP_FASTOPEN option is not available
According to php.net, the PHP cURL option CURLOPT_TCP_FASTOPEN is available since cURL version 7.49.0 and PHP version 7.0.7.
According to what phpinfo reports on my server, i'm running PHP 7.3.7 and ...
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Slow TCP/IP and UDP communication
I am working with a device on a metal cutting machine that communicates using TCP/IP or UDP over Ethernet. I wrote a test program that writes and read ten registers and times how long it takes for the ...
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Destination Host Unreachable between linux boxes
I have a home wifi network with 2 linux and 1 mac system. I can reach each linux from mac and other way round, but an attempt to ping a linux from another linux results with "Destination Host ...
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Inactive / Unknown TCP connections
I can see the following TCP connections in one of my linux host.
root@odb-us:~# netstat -a | grep ESTAB | grep 10.12
tcp 0 0 odb-us.:2424 10.12.0.77:40000 ESTABLISHED
tcp 0 ...
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IPv6 Causes TCP SSL requests to Microsoft CDNs to fail (connection reset)
NOTE: The following only applies if I enable IPv6. If I disable IPv6 via control panel/adapter settings in Windows everything works fine. See latest update at bottom.
Windows 10 Desktop
-> Wired ...
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Is it necessary for an RST packet to have an acknowledgement number?
I am studying about TCP reset attack. I know that some RST packets have an acknowledgement number (with the ACK bit set), and some RST packets do not have an acknowledgement number (the ...
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DBus over Network (TCP)
I'm trying to communicate with a remote DBus (i.e. IP 10.100.20.101) from a host (i.e. IP 10.100.20.102) - X86_64 platform to ARM development board.
I've tried the solutions from here but it caused ...
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Force local packet pass trough the router (or disable loopback) - windows 8
i would like to avoid that packets sent from my machine to the same machine (via the IP assigned by the external router eg. 192.168.1.20) are routed with loopback and so never reach the external ...