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program can have child processes and I can want to block the single process of more the same child processes. If I block parent process I don't block child or block all child process. Not very well. The hard method. It was decided with cgroup, but ubuntu' iptables had compiled without cgroup one. # echo 42 > /sys/fs/cgroup/net_cls/block/net_cls.classid ...


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No, iptables does not support jitter simulation.


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It looks like your Nginx host isn't set up to listen on port 8000. What does your virtaul hosts file allow? i.e what does your /etc/nginx/sites-available/mydomainname.com.config allow in it's config? Here is an example config, what is the listen line say in your config? server { listen 80; ## listen for ipv4; this line is default and implied ...


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5353 UDP - Multicast DNS - (mdns) is the answer here. Opened this port and can successfully connect to my Linux machine from OSX.


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For some reason I don't see an option to add a comment on my iPhone using the StackExchange app, so I'll offer an answer that finally worked for me. I gave up on trying to configure Samba, it never worked, ever. What does work is BitTorrent Sync 2.0 and it is fast, it costs money though, I'm fine with that, it is absolutely the easiest and fastest way to ...


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As ssh uses port 22 by default and I only see port 8880 mentioned in the screenshot. Try the following, sudo ufw allow ssh If you would only want your own IP address access to ssh you could use, sudo ufw allow from xxx.xxx.xxx.xxx to any port 22 Replace xxx.xxx.xxx.xxx with your own IP address. Please check if you have a static IP address and not a ...


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No, there's no firewall pre-installed. It's only needed when you are opening up some ports to the outside internet, such as for hosting a server (especially for hosting webservers), using remote desktop, or things like that. Stuff like skype uses ports but it won't really create the need for a firewall. If you need one: Ufw is a simple good firewall. You ...



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