Audible ping

using ping

ping -a -c 1 8.8.8.8
or 
while sleep 3;do ping -a -c 1 8.8.8.8; done

using beep
while sleep 3;do ping -c 1 8.8.8.8 && beep; done

Add nginx repository Ubuntu

 Add nginx repository Ubuntu # 1. Download the NGINX signing key curl https://nginx.org/keys/nginx_signing.key | gpg --dearmor | sudo tee /u...

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