Disable IPv6 in linux
When some devices of your network don't support IPv6 (like your ISP routers!), then it's probably better to disable IPv6 on your linux hosts. It's worth noting that some applications…
SOCKS proxy setup
A SOCKS proxy is very useful in case you want to surf the web securely over an insecure network or behind a very restrictive firewall. It's very easy to configure…
SSH login without password
To enable access to a remote host requiring a password, follow this procedure: 1. Generate SSH keys in the local host # ssh-keygen -t rsa -b 2048 -N '' This…
SSH troubleshooting
ERROR: Permission denied (publickey). This message appears when the remote ssh server has password authentication disabled. To fix this, edit /etc/ssh/sshd_config to enable password authentication: PasswordAuthentication yes Restart the SSH…