High-speed data calls (high-speed circuit switched data, HSCSD)HSCSD enables data transmission rates up to 43.2 kb/s, which is four times faster than standard data rates of the GSM network.HSCSD is comparable to the speed of many computer modems that communicate with fixed telephone networks.For availability and subscription to high-speed data services, please contact your network operator or service provider.Note that sending data with HSCSD may drain the battery faster than normal voice or data calls, as the device may send datamore frequently to the network.GSM data callsA GSM data call enables data transmission rates of up to 14.4 kb/s. For availability and subscription to data services, contact yournetwork operator or service provider.Connection managerIn Conn. manager, you can view details on active network connections, and end unused connections.Go to Desk > Tools > Conn. manager.Note: The actual time invoiced for calls by your service provider may vary, depending on network features, roundingoff for billing, and so forth.To view detailed information about network connections, select the connection from the list, and press Details. The type ofinformation shown depends on the network connection type.To end a network connection, select the connection from the list, and press Disconnect.To end all active network connections simultaneously, press Menu, and select Tools > Disconnect all.To view the amount of data sent and received with GPRS or wireless LAN, press Menu, and select Counters > GPRS counter orWLAN counter.To view information about the IP address, press Menu, and select Tools > IP address. The IP address information is shown onlywhen the network connection has been established, not while it is being activated.C o n n e c t i v i t yCopyright © 2005 Nokia. All Rights Reserved. 89