0
votes
2answers
100 views

find mac address of all connected systems [duplicate]

How can I find out how many system are connected to the local network and how can I get all IP and mac address of these systems. Is their any command/package to show the IP details? Can I use this ...
2
votes
1answer
371 views

IRC service and UFW firewall rules

I am securing my computer and have created same rules by utilizing UFW at CLI. My question is this, in order to allow IRC services with XChat 2.8.8, and because IRC service uses ports 6667 through ...
1
vote
1answer
2k views

Installed Xubuntu desktop on Ubuntu 12.04 server and now can't connect via SSH

I have a ubuntu 12.04 server that I could connect to fine using ssh over the internet. I installed the xubuntu desktop on it, didn't change any settings, then suddenly ssh stopped working. I can ...