6,790
questions
-1
votes
0
answers
19
views
Nginx can not use 80 and 443 ports, used by httpd [closed]
I am trying to get my nginx inside a docker container to listen ports 80 and 443 but can not start it because ports are occupied by httpd. I need this configuration to work like a reverse proxy for ...
- 37
0
votes
0
answers
4
views
Trying to whitelist `DOCKER-USER` ports but it blocks containers from resolving DNS
I have some containers that are bound to the host but I don't want them to be exposed to internet except HTTP ones. So I do:
sudo iptables -F DOCKER-USER
sudo iptables -I DOCKER-USER -i ens3 -p tcp -m ...
- 660
0
votes
1
answer
33
views
docker container is running in os not accessible in browser
my simple docker container is running(i have run docker run -d -p 8080:80 -d nginx:stable-alpine3.20-perl)
root@manual:~# docker ps -a
CONTAINER ID IMAGE COMMAND ...
-1
votes
0
answers
24
views
Universal Messaging port change post installation
I am trying to change the default port of Universal messaging, which is 9000 at a moment to something else, coz port 9000 in my system is being occupied by some other process.
Please let me know if ...
0
votes
0
answers
11
views
Provision certificates fails in Graylog preflight UI
I installed Graylog DataNode following these instructions:
https://go2docs.graylog.org/current/downloading_and_installing_graylog/install_graylog_data_node.htm?tocpath=Installing%20Graylog%7C_____3
I ...
- 317
-1
votes
0
answers
20
views
Communicating with PC Coms Ports From Web App [duplicate]
I have previously written apps communicating with devices via the Serial Ports but these were Windows Forms and they worked well.
I am now being told that I have to build an app to control a device ...
- 39
0
votes
0
answers
15
views
Rejected ports within `DOCKER-USER` are still visible from nmap as "filtered"
by default Docker will adjust iptables according to containers bound to the host... but in my case I don't want to have all exposed to internet. What I'm doing is modifying the chain DOCKER-USER so it ...
- 660
0
votes
0
answers
243
views
How to config express app to run on port XXXX in NX
Project Overview
admin and client are react apps generated by
npx nx generate @nx/react:application
for the api
npx nx @nx/node:application
In the context of react, updating the project.json did ...
0
votes
0
answers
27
views
How to disconnect from socket after connecting using socket.socket.connect_ex?
I was following the instructions from this answer on how to check network ports in python: https://stackoverflow.com/a/19196218/8652920
for posterity I'll just repost it
import socket
sock = socket....
- 3,987
-1
votes
0
answers
56
views
I can't make connections to a system that works with Raspberry Pi
The image of the system I'm talking about
Something that I have almost no knowledge of because it's my first job in this kind of thing, and here's what they want me to do.
this is a device that works ...
- 1
1
vote
0
answers
35
views
Spring Boot Application on Tomcat 11 Returns 404 on Valid Endpoint
I am trying to deploy a Spring Boot Application on Tomcat11, but I am getting a 404 error when sending requests to valid endpoint.
I am using Java 21, Spring Boot 3.3.0 on Tomcat 11 with port 8082.
My ...
- 53
0
votes
1
answer
31
views
how to load balance 3 ports on localhost in nginx?
I have 3 ports loading different content and I want to load balance them from port 8080. I am new to nginx and I feel like there is something fundamental I'm not understanding here when it comes to ...
-1
votes
0
answers
30
views
how to explicitly specialize a final class inside a template class [duplicate]
my template final class depends on a input type parameter of parent class.
template<typename T> struct EnumRangeSizeImpl;
template<typename F,F F_min,F F_max> ...
1
vote
2
answers
34
views
Nginx overwrites desired port when using proxy_pass on a subdirectory to direct request to node server
I have the following nginx config:
server {
listen 80;
listen 443 ssl;
ssl on;
ssl_certificate /home/tom/local.tjrhodes.com.pem;
ssl_certificate_key /home/tom/local....
- 11
-1
votes
0
answers
35
views
Node.js Application Runs on All Domains, How to Restrict It to Only One Domain
I am running a Node.js application, and it is currently running on all domains on my server. However, I want it to run only on a specific domain. It should not be accessible from other domains.
My ...
