
White paper
G900
69
September 2008
GPRS maximum data rates (Kpbs)
Hardware buttons
Support of static and dynamic
addressing
Yes
Support of power control Uplink
and Downlink
Uplink = yes, Downlink is a network feature.
Support of ciphering algorithms
GEA1, GEA2
Support of compression algorithms Yes, V42bis and IP header compression.
Mode of operation
Class B and C supported.
R Reference point
Physical layer: Support of RS232
PPP is supported as L2 layer in the R reference point
Authentication algorithms PAP, CHAP supported
IP connectivity
PDP type IP is supported
IP termination in mobile or TE (laptop, PDA) supported
PDP context
10 PDP context descriptions stored in mobile
PDP context description is edited via application in mobile,
AT-command or via OTA
Simultaneous PDP contexts are supported, maximum 2.
SIM
GPRS aware and non-GPRS aware SIM cards are supported.
AT commands
Some of the supported commands:
AT+CGDCONT - DEFINE PDP CONTEXT
AT+CGQREQ - Quality of Service Profile (REQUESTED)
AT+CGQMIN - Quality of Service Profile (Minimum Acceptable)
AT+CGATT - PACKET DOMAIN SERVICE ATTACH OR DETACH
AT+CGACT - PDP CONTEXT ACTIVATE OR DEACTIVATE
AT+CGDATA - ENTER DATA STATE
For more information, see
www.sonyericsson.com/developer
CS-1 9.05 Kbps
CS-2 13.5 Kbps
CS-3 15.6 Kbps
CS-4 21.4 Kbps
4 + 1
Rx
36.2
53.6
62.4
85.6
Tx
9.05
13.4
15.6
21.4
On/Off button
Keypad with 12 keys
Note-it key
Dimension
Support