IPTool is a freeware network troubleshooting utility for Windows Mobile based Pocket PC devices.The application displays the following information for each adapter on your Windows mobile device:

IP Address
Subnet Mask
Gateway
Mac ID
Device Name
DHCP server
WINS Server
Lease date
Lease expiry
Wireless On/Off
Signal
WEP key(if wireless is connected)

You can then perform the following actions for very adapter:

1. Release the current IP address
2. Renew the current IP address lease
3. Change the device name of the PocketPC device

Download Links
ARM version
ARM4 version