====== Network ======

Find my IP address

  $ ifconfig
  $ hostname -I
  $ ip addr

Test network connections
  $ ping localhost

Connect to wifi ports
  $ nmcli dev wifi list  # network manager command line interface (nmcli)
  $ nmcli dev wifi connect JASMINE
  $ nmcli dev wifi connect TELLO-591FFC
  $ nmcli connection
  $ sudo nmcli connection modify TELLO-591FFC connection.autoconnect yes

Login to remote machines\\
ssh - Replaces rlogin and rsh.
  $ ssh -p 7822 voyccom@az1-ss8.a2hosting.com

Copy files between remote machines\\
SFTP - A protocol to do file transfer over SSH, emulating FTP syntax. \\
SCP - A protocol to do file transfer over SSH, emulating the syntax of rcp in BSD Unix. \\

  $ scp from.txt to.txt
  $ scp username@host:path/* .
  $ scp . username@host:path/
  $ scp -pr -P 22 jhagstrand@web612.webfaction.com:db_archive .
  $ scp -pr -P 7822 voyccom@az1-ss8.a2hosting.com:webprod/mai/config.ini .

SCP options\\
-P remote-port\\
-p preserve files modification and access times\\
-r copy directories recursively\\