Motorola A780 Owner's Manual page 142

Tap R Sync in the application launcher screen, tap é, then tap
OTA Sync Setup to configure your SyncML OTA connection
settings as follows:
Option
Data Paths: Contacts
Data Paths: Calendar
Data Paths: Tasks
Use Proxy
IP
Port
142 Synchronizing Phone Information
Description
Select to provide additional URL address
information specific to your Contacts folder
(beyond the common URL address listed
in the Server Name field, described below)
Select to provide additional URL address
information specific to your Calendar folder
(beyond the common URL address listed
in the Server Name field, described below)
Select to provide additional URL address
information specific to your Tasks folder
(beyond the common URL address listed
in the Server Name field, described below)
Select if your service provider requires a
proxy server for Internet connections. If
necessary, get assistance from your
service provider.
IP address of your proxy server. If
necessary, get assistance from your
service provider.
Port number for connection to network
provider's proxy server. If necessary, get
assistance from your service provider.