All Questions
196
questions
0
votes
0
answers
32
views
timeout with netcat connection and established connection with netstat
I would like to check if there is a open port in remote machine, so I always use:
nc -zv 10.4.2.4 2760
Ncat: Version 7.92 ( https://nmap.org/ncat )
Ncat: TIMEOUT.
Like you see it gives me timeout. ...
- 81
1
vote
2
answers
78
views
Can't open the given URL to access the Jupiter notebook running in GCP VM
I was running a ML model in a python GCP VM, and results(visualizations) are stored in a jupyter notebook. So I installed jupyter notebook to the ubuntu vm and ran jupyter from the relevant location ...
- 752
0
votes
0
answers
50
views
Block MQTT port from windows firewall
I want to block any MQTT transaction from my laptop. I am using port 8883 as mqtt port as i am using TLS.
I tried to change the firewall outbound rules and added a new rule to block the connection for ...
0
votes
0
answers
33
views
openSUSE Leap not allowing to connect http on IP & hostname
I have installed openSUSE 15.5 Leap as a virtual machine in Hyper-V and then installed jBoss 7.4 eap. I have disabled Firewall from yast. And deployed my webapplication in the jboss.
I am able to ...
0
votes
2
answers
486
views
nginx is listening on port 80 and website is up but cannot renew HTTPS certificates
I have a raspberry pi that runs nginx and hosts a personal website. My pi says that nginx is running on port 80, but is refusing connections. This is an issue because it means I can't renew my SSL ...
- 397
2
votes
1
answer
422
views
Docker: no processes, no containers, for every port: “bind: address already in use”
I get the
docker: Error response from daemon: driver failed programming external connectivity on endpoint beautiful_jang (..): Error starting userland proxy: listen tcp [::]:53007: bind: address ...
2
votes
1
answer
2k
views
PowerShell find firewall rule by displayname, port, direction and protocol
Get-NetFirewallRule only gets you the displayname.
Get-NetFirewallPortFilter only gets you the protocol and port.
What about direction?
How to combine them together?
Get-NetFireallrule -displayname &...
- 21
0
votes
0
answers
200
views
Not able to open port 8888 on bitnami AWS LAMP instance
I need to open port 8888 on my bitnami AWS LAMP instance for websocket communication, but no matter what I do the port stays closed. I've tried so far:
sudo iptables -A INPUT -i eth0 -p tcp --dport ...
- 451
0
votes
1
answer
117
views
Connection to backend cannot be established when firewall is up. Need help setting up Nginx to allow UDP
I'm building a multiplayer game using Geckos.io which runs on UDP.
I have deployed the server on a Ubuntu droplet from digital ocean.
I have setup and configured nginx, added TLS using certbot. ...
- 1
1
vote
1
answer
121
views
Tomcat output start page only on 80 port Centos7
I installed ApacheTomcat 9 on my Centos7 server, started it and if i tryed to open localhost:8080 page not open. If I change Connector port to 80 in /conf/server.xml it working. What I need to do that ...
- 31
4
votes
4
answers
11k
views
PowerShell find firewall rule by port
What I want to do
I want to list all firewall rules involving some ports and list their display name but the only way I found for now displays only the port part and has no idea what the display name ...
- 519
-1
votes
1
answer
164
views
Can't fetch data from SQL Server after connection
I have strange problem.
I wrote app which connects to SQL database and fetch data from it. 2 days ago at one of my computers (when I login on user account) it stoped to fetch data but it is connecting ...
- 101
-1
votes
1
answer
1k
views
There is an open port on GCP but netstat does not show it
I have set up two firewall rules, one opens port 9092 and the other opens port 999. I followed steps outlined here. Here is the picture:
When I execute netstat -tuplen, I get the following:
and non ...
- 668
-1
votes
1
answer
635
views
Windows firewall configuration for Weblogic server
I've got a Weblogic server environment setup that all works fine on my server - I've set up a Windows firewall inbound rule to expose ports 7001 & 7002, but all attempts to access the server (e.g. ...
- 9
0
votes
1
answer
3k
views
What is port 989 used for in FTPS? [closed]
For Implicit FTPS connections, port 990 is the standard control channel port to initiate the connection.
With Passive FTPS the server then specifies a port to use for the data channel from a ...
- 530