12345- Run pcxseti.exe Press "Next" at the welcome screen Press "Yes" to agree on the License terms Press "Next" to choose the installation folder The program installed automatically 6- Choose "Yes, I want to restart my computer now", then "Finish" 7- After restarting PC, log on to the internet, then logon to "Lotusgroup" using VPN connection 8- Point to "Programs / 3Com NBX / NBX pcxSet configuration wizard 9- Press "Next" at the welcome screen 10- Click "Press to begin MULAW audio tests" and "Press to begin ADPCM audio tests", you should hear a tone. Then "Next" 11- Click "Start microphone test", then click "IP info" 12- Type the following: NBX IP address: 192.168.0.254 MAC Address: Auto discovery or write it: 00:e0:bb:24:4b:1f NBX system Version: R5XX Check "Force layer 3 (IP} 13- Then Click "Finish" 14- The program will start automatically, press on "Speaker" button then enter any valid extension to call like "122, …." 15- Afterwards you can access your phone by point to "Programs / 3Com NBX / PcxSet"