0
votes
0answers
215 views

how to kill a tcp connection in solaris operating system?

A client program connects to my server program written in JAVA via TCP connection (ServerSocket). I want to close the TCP connection between these two programs with a Solaris command or tool for ...
0
votes
1answer
30 views

Program running from a folder where a parent folder is not accessible wont be able to use tcp layer

This issue is one that has taken me and our IT department at our company many hours to pinpoint. The problem only appears on Windows server 2008, windows 7 and windows 8. On Windows XP or Windows ...
1
vote
1answer
51 views

TCP vs UDP Error-Checking

I've bounced upon two articles that describe in-depth on how TCP and UDP connections work. However there is some kind of inconsistency. Where one article tells me that UDP does no Error-Checking at ...
6
votes
1answer
2k views

Why Windows 7 / PuTTY drop TCP connections even on very brief outages?

I have a small local network that piggybacks on a captive WiFi, and I use ssh on OS X with -oServerAliveInterval=240 and PuTTY 0.62 on Windows 7 Professional for establishing connections to my Linode, ...
6
votes
4answers
34k views

Open a test TCP connection to a specified IP/Port

I'm looking for a tool that works across windows (xp through 7) that will allow me to open a TCP connection to a specified ip and port. This functionality used to exist in windows xp (netsh diag ...
0
votes
1answer
271 views

Finding why a TCP connection drops

Two months ago the german Audible shop relaunched their site to be more like their parent company Amazon. Since then I've not been able to download my purchases. The culprit is my Netgear WGR614v8 ...
1
vote
1answer
202 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 ...
1
vote
1answer
349 views

Server response in TCP 3-way handshake

A server normally responds with SYN ACK in a 3-way handshake. What would happen if it just responded with ACK?
3
votes
2answers
720 views

How to manually do a TCP handshake

Telnet can be used to manually do things that programs do automatically. When I connect to a server I noticed that it automatically does the 3-way handshake to establish a TCP connection. Can it be ...
4
votes
1answer
7k views

Is there a hard limit of 65536 open TCP connections per IP address on linux?

Is there a hard limit of 65536 open TCP connections per IP address on linux? I read somewhere that there was, but someone is asking for confirmation and i just can't find it. I seem to remember it ...