A communication end-point for networking, for CPUs please use [processor-socket]

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148 views

SYN-ACK not received

On a standard TCP connection between server and client, I have this issue: the SYN-ACK is not received from the client, while it is sent from the server. I could see this on Wireshark from both server ...
3
votes
1answer
598 views

How to determine the socket connection up time on Linux

I can verify that the connection is up: $ netstat -tn | grep "192.168.2.110" tcp 0 0 192.168.2.100:10444 192.168.2.110:52639 ESTABLISHED is there a way to check how long this tcp port ...
2
votes
1answer
126 views

Simulating a network issue for a specific application

This is somehow a developer question, but as it is more related to operating systems and network connections, I will post it here and not on Stack Overflow. I'm trying to simulate a situation when a ...
2
votes
1answer
141 views

What's the convention for a directory to store unix domain sockets in?

On Ubuntu or *nix systems is there a convention to store Unix Domain Socket files in a specific directory? I've seen applications store it in /tmp, but I thought /tmp can get periodically cleared, no? ...
1
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1answer
405 views

Can Connectify Dispatch be used for video streaming?

Here is my situation. We are specialized in video producing local sports for web-streaming. In most cases clients provide us with poor bandwidth, which is absolutely critical for us. There is a ...
1
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1answer
254 views

Restricted ports to non-admins on Windows 7

I work in a restrictive desktop/network environment and I am not an admin on my laptop. The ports available to me are limited. E.g. when I tried running Tomcat, the system refused to open a socket ...
1
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1answer
373 views

fcgiwrap listening to a unix socket file: how to change file permissions

I have a web server (nginx) and a CGI application (gitweb) that is ran with fcgiwrap to enable Fast CGI access to it. I want the Fast CGI protocol to take place over a unix socket file. To start the ...
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1answer
513 views

Is it safe to create a link to a socket file in /tmp?

I'm a bit confused as to see that going from one Linux distribution to another, the package managers will sometimes configure processes to create the socket file either in /tmp or in ...
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1answer
193 views

How does the Inetutils telnet utility determine if a connection is still alive?

I've started using sockets in programming with Java (I have experience with Python), and while testing a server that I'd written with the telnet command, I noticed that the utility responds ...
0
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1answer
19 views

Error getting server's IP address using Python on CentOS

I'm using Python's socket module to get the server's IP address server_ip = socket.gethostbyname(socket.getfqdn()) I get this error: socket.gaierror: [Errno -2] Name or service not known Weird ...
0
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1answer
124 views

cannot start mysql server bind socket denied

I have been trying to start mysql server but got this error: Can't start server : Bind on unix socket: Operation not permitted 2013-10-21 13:53:54 25098 [ERROR] Do you already have another mysqld ...
0
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1answer
304 views

How to explicitly free EADDRINUSE port for binding it again?

$ testOnDemandRTSPServer ... Play this stream using the URL "rtsp://192.168.90.2:8554 ... ^C $ testOnDemandRTSPServer Failed to create RTSP server: bind() error (port number: 8554): Address already in ...
0
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1answer
55 views

LGA 1155 Socket

I have an ASUS CM6850 Motherboard and SIW reports: Manufacturer ASUSTeK Computer INC. Model CM6850 Version Rev 1.xx Bridge North Bridge Intel Sandy Bridge Revision 09 South Bridge Intel H67 ...
0
votes
1answer
162 views

getting global IP address when using a vpn

How can I get my global IP address? I can see my global IP address via a site: www.whatismyipaddress.com It shows correctly about information of my computer including IP address. But if I use a VPN ...
0
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1answer
334 views

Not receiving responses sent from a different subnet when my machine is on DHCP

I am building a utility to communicate with some hardware that comes with a default IP address of 10.0.0.1 and subnet mask 255.255.255.0. The hardware replies to UDP messages on the same IP and port ...
0
votes
1answer
148 views

How to fix 0x800CCC0E Error Codes?

I recently started receiving the above-mentioned error which is apparently a Winsock error message it is preventing me from checking my e-mail with Gmail, although there is no problem with my e-mail ...
0
votes
1answer
80 views

Video player that can be controlled by Socket / TCP

Is there a Video Player that can be controlled with TCP? I think VLC supports this - but I can't find any easy to follow instructions on how to do this. I will be using this on a windows 7 machine, ...
0
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1answer
515 views

How to create tunnel to utilize for telnet connection

The scenario is as follows: Machine A is located behind client firewall. The machine runs telnetd. This is Linux machine with Python 2.5.4 installed. I do not know the IP addy of the router and ...
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0answers
769 views

Bent processor socket pins LGA1155 after overheating CPU

I have an i7-2600k (not overclocked) on an ASUS P8Z68 V-Pro motherboard that I was cooling using a Corsair H60 since last August. My A/C went out for a period of two weeks and my ambient temperature ...
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0answers
3k views

socket.error: [Errno 10013] Port forbidden access permissions

When trying to use a Python script I get this error: socket.error: [Errno 10013] An attempt was made to access a socket in a way forbidden by its access permissions I put the post on ...
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0answers
9 views

How to forward data to mysql server using socket module in python

How to forward data to mysql server using socket module in python, i have try to import socket and connect it to mysql server for test, but have no data received from it, my code like this def ...
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0answers
26 views

Linux Kernel TCP socket functions

So I have been looking through the Linux Kernel v3.8.0-19-generic source code and I noticed that the proto struct, whose members are virtual functions for socket operations depending on the particular ...
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0answers
39 views

Communicate a button click event with sockets

Desire: I have a device or micro-controller i'll call it a mc that I need to communicate to when a web page button is clicked using sockets. MC1 <button id ='on1' name='mc1'>On</button> ...
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0answers
222 views

websocket behind a firewall

I have a computer with a strong CPU and a lot of memory (strongy) running Windows Server 2008 R2, that is blocked by a firewall from any access from the outside world. I have a computer with a weak ...
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0answers
261 views

SocketSniff equivalent for 64-bit applications

SocketSniff allows you to watch the Windows Sockets (WinSock) activity of the selected process. On x64 version of Windows, SocketSniff can only work with 32-bit programs. Is there any SocketSniff ...
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43 views

nginx, node.js unix socket access denied

I don't understand why it refuses to connect. ls -l to /tmp srw-rw-rw- 1 root root 0 mars 4 06:26 php5-fpm.sock= srw-rw-rw- 1 root root 0 mars 4 13:30 sgtu3.kernel.sock= ...
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0answers
14 views

How to keep socket visible after closing the connection?

Is it possible to configure Linux to keep a tcp connection visible for netstat/lsof after being closed? (doesn't matter the connection state). I need to detect it with netstat/lsof but if the ...
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0answers
31 views

“muxserver_listen: link mux listener … => …: Operation not allowed” trying to reuse ssh socket

My ssh connection from Haiku OS nightly hrev46632 to a CentOS 6.4 box works fine. If I try to set it up to reuse sockets by following these directions: "...consider appending the following to your ...
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0answers
107 views

A socket operation was attempted to an unreachable host error

I'm developing a program in C# that uses a UDP multicast system. My Multicast group it's using 224.0.0.1 address to communicate. In all Windows 8 machines it is working fine. However, in a Win 7 64x ...
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0answers
53 views

TCP socket performance

There are three Linux Debian machines connected via Gigabit Ethernet router: Server machine A that is the source or HTTP streaming traffic with bandwidth 300 KBps. Proxy machine B that connected to ...
0
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0answers
41 views

Security risks and prevents for sending files over sockets

I am attempting to do Raspberry Pi development and at the moment, I'm normally writing all of the Python code on my laptop and then would have to use a SSH client to send the files across. I've ...
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0answers
212 views

Accessing my own public IP (WAN) via PPPOE internally

I have my own machine along private ip (LAN ip) 192.168.0.1 and public ip (WAN ip) IP 123.45.67.89 through PPPOE connection. So I wanted to access my own Apache server through my own public ip ...
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69 views

How to monitor the Remote IP Address to which UDP packets are sent in a particular process?

I am able to do this with Network Traffic Viewer or Smart Sniff (both from Nirsoft), but on my friends machine (Windows XP), when running this application the internet is just cut off, like the entire ...
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0answers
110 views

how to TLS encrypt socket connection

In a simple server-client C++ socket program how do I TLS encrypt the connection? Where can i find good tutorials? I couldn't get a good guide through google. Actually I want my client talk to https ...
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0answers
17 views

Tool to trace packets within same machine

Wireshark like tools can capture in coming or out going messages to our machine, is there any tool available which trace packets communication between our own machine. Like if I have client and server ...
0
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0answers
332 views

Accessing serial port via sockets

I'm on windows and I need to access my com5 serial port via sockets. I tried serproxy but it does not work. Is there a better tool to do it? This serial port com5 is a virtual serial port of my 3g ...
0
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0answers
477 views

Java - SocketException: Address family not supported by protocol family: connect

My Java connections seem to be failing a lot at the moment. When I run one piece of software with cmd open I get the above exception and sometimes class files don't load for web based Java programs. ...