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Dimension
Support of the QoS modi-
fication procedure
Interfaces to external
devices supported by the
handset and available for
a GPRS link
Downlink data rate
Uplink data rate
Mode of operation
R Reference point
IP connectivity
Application
QoS
PDP context
SIM
Support in the T630/T628
Yes, when initiated by the network
(not by the handset)
IrDA, RS-232, AT commands. IrDA,
Datarate=SIR & MIR RS232, auto-
baud, max 460kbit/s Bluetooth,
v1.0B+Critical errata, Certified and
listed Supported Bluetooth pro-
files: DUN, FAX, Headset, Synch,
Object push
Up to 85,600 bps for packet data communication, using 4 time slots in
coding scheme CS-4
Up to 21,400 bps for packet data communication, using 1 time slot in cod-
ing scheme CS-4
Class B and Class C modes of operation supported. It is possible for the
user to choose if the Circuit Switched services should be favoured.
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) supported
WAP over GPRS supported (UDP/IP and GPRS-SMS)
SMS over GPRS (SMS-MT, SMS-MO) supported
QoS negotiation supported. Default requested QoS sent by the handset at
PDP context activation is reliability Class 3. Peak/Mean/Delay/Precedence
Class: subscribed
• Precedence class supported (1,2,3)
• Reliability class 1-5 supported
• Delay classes supported (1,2,3,4)
• Mean and peak throughput rate limited by multislot class 4 and CS-4
10 PDP context descriptions stored in mobile
PDP context description is edited via application in mobile, AT-command
or via OTA
Simultaneous PDP contexts not supported
Network requested PDP context not supported
GPRS aware, as well as non GPRS aware SIMs are supported
77
T630/T628
White Paper
October 2003
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