All Questions
10
questions
1
vote
1
answer
2k
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How can the same TCP port show in netstat as BOUND and ESTABLISHED in Windows?
I'm investigating an issue of port exhaustion in Windows, and the output of netstat shows many ports both as BOUND and ESTABLISHED
...
TCP 10.0.1.9:64318 10.0.1.9:8400 ESTABLISHED ...
- 382
0
votes
0
answers
939
views
What TCP segment retransmission rate indicates something bad?
For a long time, I’ve suspected there’s a problem with my home network. (Basic AT&T gateway/router with residential fiber). I’m running Windows Performance Manager and monitoring the TCP segments ...
- 415
2
votes
1
answer
5k
views
How to see all the TCP connections opened by Google Chrome browser on Mac?
I am currently browsing using the Google Chrome browser. I know that for every tab I open and type a URL in, a TCP connection is opened. I also know that a maximum of 6 concurrent TCP connections are ...
- 121
1
vote
1
answer
1k
views
sudo netstat -antp not showing PID
i am testing stuff with sockets and i encountered that strange case :
i coded i very simple tcp server in c, i made it block after accept(), just to see what happen when accepting multiple connection ...
0
votes
1
answer
4k
views
ubuntu 16.04 trying to open port 8443 not working
i need to open port 8443 in OS ubuntu 16.04 but nothing is working first i tried to do a scan port using Nmap:
RESULT :
Discovered open port 139/tcp on 127.0.0.1
Discovered open port 445/tcp on ...
- 3
2
votes
1
answer
1k
views
How to check which process is flooding TCP SYN connections on Linux?
My Server is running Fedora Core 13. One day I found there were a lot of abnormal traffic that tried to initiate TCP connections with outside hosts. I tried to remove the default route and the DNS ...
- 21
2
votes
3
answers
4k
views
Meaning of netstat output?
When I type "sudo netstat -an", this is part of the output I get:
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 192.99.202.17:39922 ...
- 69
6
votes
1
answer
7k
views
What's up with port 8080 on my OSX box?
I thought a web server process I brought up was listening on localhost:8080, and tried to connect to it, but kept getting connection reset errors. As it turns out, I was mistaken and my process was ...
- 1,069
2
votes
3
answers
7k
views
Is the same port acting as both client and server?
i find something strange in this netstat output. the output is taken using netstat -a -n -o -p TCP command on win 7.
Proto Local Address Foreign Address State PID
TCP ...
- 123
5
votes
1
answer
4k
views
find the process which is listening on a specific port
I want to find some processes which are running on a specified port
for example 80
I ran
fuser 80/tcp
and got nothing
and then
netstat -tulpn|grep "80\|PID"
and got
Proto Recv-Q Send-Q Local ...
- 3,055