piTelex provides a small funny internal command line interface which gives you access to the commands listed below.

• by entering the command <ESC>cli<ENTER> at the terminal (module screen)
  Input rule for the commands: cmd<ENTER>

or

• by dialing '009' at the teleprinter / CCU
  Input rule for the commands: cmd<CR><LF>

  HELP, ?        - show this help
  CPU            - show CPU load
  DEV, DEVICES   - list enabled devices
  DISK           - show root filesystem usage
  IP             - list local interfaces and IPv4 addresses
  IPX            - show external (WAN) IPv4 address
  KG, WRU        - show WRU ID
  LUPD           - linux system update (apt-get update/upgrade)
  MEM            - show memory usage
  PING           - ping 8.8.8.8, (4 packets)
  PORT           - show i-Telex port (if configured)
  TUPD           - piTelex update from GitHub (stable)
  TUPD-T         - piTelex update from GitHub (testing)
  UPTIME         - show system uptime
  W              - show logged in users
  WHOAMI         - identify this CLI
  WLAN           - scan WLAN networks (requires sudo password)
  WPS            - connect WLAN via WPS (requires sudo password)
  REBOOT         - reboot system (requires sudo password)
  SHUTDOWN       - shutdown system (requires sudo password)
  EXIT           - exit CLI