Here’s a section of my code, for a simple echo server I’m attempting to write using the linux sockets syscalls: Just before this piece of code, I set up a socket descriptor fd, and then, immediately before the while loop begins: I compile this and then run it, and then run a client program which I’ve written to send a
Tag: networking
What is the best way to give a Linux command from one machine to a different machine? [closed]
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Docker won’t bind to address; says it’s in use but it isn’t
I’m trying to bind two ports from a docker container to a currently unused IP address on one of the host machine’s interfaces. I’m attempting to start the container (which is based on the centos/systemd image) like this: and it fails with the message: Error starting userland proxy: listen tcp 172.19.5.1:22: bind: address already in use. You can see from
How to connect an embedded device to Internet via a Windows 7 PC’s Shared Internet Connection (ICS)? [closed]
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symmetric bandwidth usage mysql
I have 2 servers. Server A is where I have scripts that download html files from websites and then insert those texts into a MySQL server that its on server B. Server B, at least for now, is just for Writing to MySQL, we dont read (select) to that server. Data is downloaded using a PHP Script and another PHP
change arp refresh rate (package sending rate)
i have a measurement setup where i want to trigger an oscilloscope base on a network package arriving. I have good results for a few seconds but somewhere between 20s and 40s i get a wrong trigger. My research showed that this could come from the arp packages send from the device. I tried to disable the arp sending but
port 28060 tcp is related to R?
OS is mint 18.2. subset output of netstat -ltnu is below. sessionInfo() out: R version 3.4.3 (2017-11-30) Platform: x86_64-pc-linux-gnu (64-bit) Running under: Linux Mint 18.2 Matrix products: default BLAS: /usr/lib/libblas/libblas.so.3.6.0 LAPACK: /usr/lib/lapack/liblapack.so.3.6.0 locale: [1] LC_CTYPE=en_CA.UTF-8 LC_NUMERIC=C LC_TIME=en_CA.UTF-8 LC_COLLATE=en_CA.UTF-8 LC_MONETARY=en_CA.UTF-8 LC_MESSAGES=en_CA.UTF-8 [7] LC_PAPER=en_CA.UTF-8 LC_NAME=C LC_ADDRESS=C LC_TELEPHONE=C LC_MEASUREMENT=en_CA.UTF-8 LC_IDENTIFICATION=C attached base packages: [1] stats graphics grDevices utils datasets methods base other attached
shell script to use cl1p.net online clipboard in linux – Error (23) Failed writing body [closed]
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Units of tx_queue & rx_queue in /proc/net/tcp
On a Linux 2.6.32, i’m looking at /proc/net/tcp and wondering what is the unit of tx_queue and rx_queue. I can’t find this information about receive-queue and transmit-queue in https://www.kernel.org/doc/Documentation/networking/proc_net_tcp.txt Nor in man 5 proc which shows only: The “tx_queue” and “rx_queue” are the outgoing and incoming data queue in terms of kernel memory usage. Is it bytes? or number of
Does AWS Public IP addresses get issued per Network interface or per EC2 instance? [closed]
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