SOME LINUX NETWORK HINTS
Determine which the active network interface is
$ route | grep default | grep -o '.....$'
Obtain public ip address of my computer
$ dig +short myip.opendns.com @resolver1.opendns.com
Panning view of my current network provider datas
$ curl ipinfo.io
List in decreasing order of bandwidth consuming active services
# nethogs wlan0
Show what processes are using port 80 either locally or remotely
# lsof -i TCP:80