CISCO SPA100 Series ATA User Guide

The objective of this document is to explain the product features of the SPA100 Series Analog Telephone Adapter.


  • Phone1/Phone2

    • Steady green — The analog phone is not in use or it is waiting for a call.

    • Slow flashing green — The analog phone is in use with the SPA.

    • Off — The port is not ready.

  • Internet (Planet Symbol)

    • Flashing green — The analog phone is either sending or receiving data via the Internet (WAN) port.

    • Off — The analog phone has no access to the Internet.

System (Power Symbol)

  • Steady green — The SPA100 series device is ready and has attained an IP address.

  • Slow Flashing green — The SPA100 series device is obtaining an IP address. By default, it uses DHCP.

  • Fast Flashing green — The SPA100 series device is updating its firmware.

  • Off — Power is either not supplied to the SPA100 series device or it cannot boot up.