White Paper
J300
46
July 2005
GPRS technical data
Dimension
Support
Compatible GPRS and SMG spec-
ifications
Release 97 according to ETSI specification.
Data rates
Multislot class 8 supported (4+1)
CS-1, CS-2, CS-3, CS-4
9,050 bps, 13,400 bps, 15,600 bps, 21,400 bps supported (net-
work-dependent).
Medium Access Modes
Dynamic allocation
Support of Packet Control Chan-
nels (PBCCH/PCCCH)
Yes.
Network operation mode
NOM I, II, III
Support of GPRS/CS combined
procedures
Yes
Network control mode
NC0 and 2
Support of access in 2 phases
Yes
Support of PRACH on 11 bits
Yes
Support of GPRS re-selection
C31/C32
Yes
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 algo-
rithms
Yes, V42bis and IP header com-
pression.
Mode of operation
Class B and Class C modes of operation supported.
R Reference point
Physical layer: Support of RS-232.
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, as well as non-GPRS aware; SIM cards are sup-
ported.