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Support of GPRS/CS combined
procedures
Network control mode
Support of access in 2 phases
Support of PRACH on 11 bits
Support of GPRS re-selection C31/
C32
Support of static and dynamic
addressing
Support of power control uplink
and downlink
Support of ciphering algorithms
Support of compression algorithms Yes, V42bis and IP header compression as defined in RFC 2507
Mode of operation
R reference point
IP connectivity
PDP context
SIM
AT commands
Support
Yes
NC0 and NC2
Yes
Yes
Yes
Yes
Uplink: yes. Downlink, is a network feature
GEA 1 and GEA 2
Class B and Class C modes of operation supported
• Physical layer: support of RS232
• PPP is supported as L2 layer in the R reference point
• Authentication algorithms PAP, CHAP supported
• PDP type IP is supported
• IP termination in mobile or TE (laptop, PDA) is supported
• 10 PDP context descriptions saved in the phone
• PDP context description is edited using application in the
phone, AT-command or using OTA
• Simultaneous PDP contexts are supported, maximum 4
GPRS aware, as well as non-GPRS aware, SIM cards are
supported
Some of the supported commands:
AT+CGDCONT - DEFINE PDP CONTEXT
AT+CGEQREQ - Quality of Service Profile (REQUESTED)
AT+CGEQMIN - 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
29
White paper
www.sonyericsson.com/developer
November 2008
T700
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