Simplifi Contact - Manually Register a Grandstream WP 810/820 WiFi Handset

Instructions to Manually Register a Grandstream WP 810/820 WiFi handset.

  1. On the handset, press the UP button to see the IP address assigned to that handset.
  2. Type the phones IP address in the web browser of a computer connected to the same network. You will be taken to the Grandstream Web Interface login page for that device.

Default Username: admin

Default Password: listed on a sticker on the back of the device.

*For older devices without the sticker, use admin as the password


In the Grandstream web interface go to AccountGeneral Settings


Account Name: Simplifi device SIP username

SIP Server: Realm

SIP User ID: Account device SIP username (provided by Simplifi)

SIP Authentication ID: Account device SIP username (same as SIP User ID))

SIP Authentication Password: Account device SIP password (Provided by Simplifi)

Display Name: What you want the phone to display

Tel URI: Disable

Voicemail Access Number:**


auth_image (1)

Click save and now navigate to SIP settings.

Enable: Remove OBP from Route and click save and apply