Settings118IPv4 settings: Phone IP address (the IP address of yourdevice), Subnet mask (the subnet IP address), Defaultgateway (the gateway), and DNS address. Enter the IPaddresses of the primary and secondary DNS server.Contact your internet service provider for these addresses.IPv6 settings > DNS address—Select Automatic,Well-known, or User defined.Ad-hoc channel (only for Ad-hoc)—To enter a channelnumber (1-11) manually, select User defined.Proxy server address—Enter the address for the proxy server.Proxy port number—Enter the proxy port number.Packet dataThe packet data settings affect all access points using apacket data connection.Packet data connection—If you select When availableand you are in a network that supports packet data, thedevice registers to the packet data network. Starting anactive packet data connection (for example, to send andreceive e-mail) is quicker. If there is no packet datacoverage, the device periodically tries to establish a packetdata connection. If you select When needed, the deviceuses a packet data connection only if you start anapplication or action that needs it.Access point—The access point name is needed to use yourdevice as a packet data modem to your computer.High speed packet access—Enable or disable the use ofHSDPA (network service) in WCDMA networks. For moreinformation on HSDPA, see "Fast downloading," p. 14.Wireless LANShow WLAN availability—Select whether is displayedwhen a WLAN is available.Scan for networks—If you set Show WLAN availabilityto Yes, select how often the device searches for availableWLANs and updates the indicator.To view advanced settings, select Options > Advancedsettings. Changing WLAN advanced settings is notrecommended.SIP settingsSIP (Session Initiation Protocol) settings are needed forcertain network services using SIP. You may receive thesettings in a special text message from your serviceprovider. You can view, delete, or create these settingprofiles in SIP settings.ConfigurationsYou may receive trusted server settings from your serviceprovider in a configuration message. You can save view ordelete these settings in Configurations.