Knowing your phone's IP address will help you access the the device web interface (GUI), and may be helpful in determining a static IP address to set on it.
To locate your Polycom phone's IP address
- From Home/Menu, select Status.
- Select Network.
- Select TCIP/IP Paramters.
The resulting screen will show your phone's IP, in addition to other useful information such as the Subnet Mask and IP Gateway.