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Additional Information 93
GSM Features Supported
CSD technical data
GPRS technical data
ME SIM Lock Network, Network Subset, Service Provider and Corporate
Online Services
(SIM-AT)
Class 2 with call control.
USSD Support is provided via AT commands; No MMI is provided
Speech Coding Not applicable (GC89 does not support speech services)
Standards AT commands industry standard ETSI 07.05, 07.07 and
07.10, V.25ter command set supported
CSD Data Rates 9.6 kbps or 14.4 kbps depending on the GSM network
Compression MNP5 (Increases data rate up to 2x depending on data type)
V.42bis (Increases data rate up to 4x depending on data type)
GSM network support required for compression
Error Correction End to End MNP2 and LAPM (V.42)
RLP
Requires GSM Network support
GSM/ISDN According to V.110 and V.120
GPRS Specification
SMG
SMG31bis
Data Rates Multislot class 10 supported (see table below).
Coding schemes: CS-1, CS-2, CS-3 and CS-4
Mode of Operation Class B (attaches to both GSM and GPRS at the same time;
data connection is established using CS (CSD or GPRS) The
user may select CSD or GPRS modes via Dial-Up Networking
configurations in Windows
®
Attach Modes GPRS Attach
GPRS Detach
Combined Attach (CS+GPRS) (CCCH)
Combined Detach (CCCH)
Combined Attach (CS+GPRS) (PCCCH)
Combined Detach (PCCCH)
Network modes Network Mode 1
Network Mode 2
Network Mode 3
R Reference Point Physical layer: RS232 virtual COM port
Authentication mechanisms PAP and CHAP supported
IP Connectivity PDP type IP is supported
IPv4