Questions tagged [UFW] (11)

Hello, dear experts. Today put OenVPN to the server. Needed to open port. Prescribed teams ufw allow 25565 (many think for the game Minecraft, but it's not for him). All OK, no errors. Joined and started to check whether this port. At all services has shown that it is closed. Show where I made a mistake.Thanks in advance!

Have a domain that propose on a server with direct IP. There is a second server that does not have a real IP, but connected to the same network, or connected to the free dyndns. The first server is running nginx, and he opened two domains. Tell me how a second domain to fully traverse all queries to another server?

Please tell me how to use UFW you can traverse connections on port 80 to port 500?

How to block SSH access that would be available was current from one IP? Interested in how this can be done through ufw

Set up your first server. When switching UFW lost access to the server through a browser (ie test page of Apache is no longer available), although vrodeby all ports are configured according to the instructions:

Hi all! Wanted to ask a question of people's minds - how has the meaning set fail2ban together with iptables if firewall still sewn only certain IP addresses to access SSH on the server? Wouldn't you be some overhead to protect the server?

The essence is this: network 192.168.24.0/23 mikrotik wireless router 192.168.25.1 OpenVPN server with the address 192.168.25.30, it is within the clients receive addresses of the subnet 10.8.0.0/30 (a server distributes them himself). The client successfully connects from the Internet through the router, getting on OpenVPN...

Good afternoon. Happy New Year! Please, please tell me. There is an application running in the network, the gateway is Ubuntu. The program will connect to external sources through the ports 27000-27040 TCP and UPD, if I disable ufw then the program works fine. When you turn ufw on the gateway that is not connected. In In t...

Good day! Please tell me: There is a computer in the local network 192.168.30.202. The gateway of this machine is specified 192.168.30.1 on Ubuntu 18.04 installed squid. You need to port 62066 open on the local machine be accessible via a static external IP address (83.146.113.23) through the same port 62066. That is, you ...

Using docker-compose is node, redis, mongo. After that, the firewall rules in the chain DOCKER open 3 ports and they are open to the world. Ubuntu 16.04 Chain DOCKER (2 references) num target prot opt source destination 5 ACCEPT tcp -- 0.0.0.0/0 192.168.32.2 tcp dpt:27017 6 ACCEPT tcp -- 0.0.0.0/0 192.168.32.3 tcp dpt:63...