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…
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 tc…
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 s…
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…
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_qu…
Does AWS Public IP addresses get issued per Network interface or per EC2 instance? [closed]
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