To Reset Password
Reboot the Polycom phone
Cancel application start-up.
Hold down these three keys   
When it asks for password enter the MAC address from the bottom of the phone. (Example MAC address- 0004F284EEFF) “note. press key 1,2,or 3 times within 1 second to get secondary and tertiary letters”.
Phone will say configuration reset and will reboot.
To Connect the Phone
Using auto provision, DHCP 66 option and configuration server
Press the Home key, Settings, Status, Network, TCP/IP Parameters
Note the IP address: (example 192.168.1.2)
Open a browser on your Computer and go to the IP address listed
Click Admin Login, password is 456
Select the Settings TAB, Provisioning Server
Change the Server Type from FTP to HTTP
Change the Server Address to http://(yourdomain)/epmcfg
Phone will download new instructions and reboot. Please be patient up to 5 minutes