All Questions
15
questions
0
votes
1
answer
765
views
Windows 7 stops responding to TCP request after random time
Welcome everyone
I'm looking for some tips (perfectly a solution :)) to a problem we are facing for a long time now.
Basically: we have a client application which sits on a Windows Server 2012 and a ...
0
votes
0
answers
9k
views
How to analyze the source of TCP Retransmissions
I am requesting a URL (so the following happens with a HTTP GET request) from Firefox 50.0.2 and I'm using the auto refresh feature with a 1 second timeout. I'm observing TCP retransmissions like this:...
1
vote
0
answers
66
views
Issues running File replication pro service
My management server and replication server are both on the same LAN, both have windows 7.
No firewalls in between
Windows firewall is also disabled on both machines.
File replication pro uses port ...
1
vote
1
answer
831
views
Windows 7 pc opening port 139 from random IP addresses
When I run CurrPorts (a TCP monitoring tool for nirsoft) I get the expected output plus entries that I do not understand. My LAN is 192.168.1.x. My pc is set to a static IP of 192.168.1.12. But I find ...
4
votes
2
answers
4k
views
What TCP / network tuning should be performed in Windows 7 for best internet performance without reasonable risk of causing issues?
I'm wondering what network / tcp tuning should be done in Windows 7 to ensure best performance (yet without reasonable risk of causing issues). Here's what I have so far (the below commands get run ...
1
vote
1
answer
593
views
Accessing two devices with the same IP?
I want to connect my laptop to two WiFi enabled digital cameras, that have the same IP hardcoded: 192.168.1.1
One solution that I've successfully tried:
Connect one device to the laptop's built in ...
0
votes
1
answer
434
views
Create local TCP connection from C program in Ubuntu VM to Labview in Windows (Host)
Sorry if this is lengthy, I'll try to keep it as concise as possible. I have made a C program which runs in Ubuntu in a virtual machine and a Labview program running in windows (the host of the VM) ...
9
votes
1
answer
86k
views
How to send data to tcp server from command prompt [closed]
I am a java developer and quite aware of socket programming in java.I have a tcp server running my localmachine.I can write java codes for client and check communication between server and client.But ...
1
vote
0
answers
243
views
Windows 7 / PuTTY drop IPv6 TCP connections on brief outages
This is an IPv6-version of the following question:
Why Windows 7 / PuTTY drop TCP connections even on very brief outages?
After moving from IPv4 to IPv6, I've noticed that my IPv6 connections would ...
1
vote
0
answers
4k
views
Network issues, resolving host
My network connection randomly drops for a 5 minutes or so when I'm online. It always happens when I boot up my computer. I can tell because it says:resolving host in Chrome and I can't ping any ...
1
vote
3
answers
10k
views
Open TCP port in Windows 7 and read incoming data, what program to use?
I have an external device which can connect over GPRS to the Internet using a SIM card and I want to see what data it sends. I can program it to use my computer as a server and then use a program to ...
0
votes
1
answer
2k
views
Ports 1935 and 843 are getting blocked for no reason
I have Windows 7, and my computer has been blocking ports 1935 and 843 for no reason for a while now. If for example, I try to watch twitch, nothing will work because those two are getting blocked.
...
6
votes
1
answer
1k
views
What type of TCP connections are counted?
In Windows 7's Resource Monitor, in the TCP Connections graph at the top right -- how are those connections being counted? Does a "listening" state count, for example? Does it matter what state a ...
0
votes
1
answer
4k
views
MTU, RWIN, and MSS
I have been doing some reading into TCP Receive Window (RWIN), Maximum Segment Size (MSS) and Maximum Transmission Unit (MTU). Right off the bat I have some questions and I need a power user's help!
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1
vote
2
answers
615
views
Download resume support blocked by isp?
Can ISP block resume support for downloads ?
I'm using IDM (internet download manager) to download of the internet from resume supported websites, yet I am unable to resume downloads. I tried ...