White Paper T630/T628
GPRS technical data
Dimension | Support in the T630/T628 | |
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Compatible GPRS and | ETSI R97 SMG 31 bis | |
SMG specifications |
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Data rates | Multislot class 8 supported (4+1) | |
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| 9,050 bps, 13,400 bps, 15,600 bps, 21,400 bps supported (network- | |
| dependent) | |
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Indicator of attachment to | Yes, an icon in the bottom left corner, a filled triangle if attached | |
the GPRS service |
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Indicator of PDP context | Yes, an icon on the right side. Animated globe | |
activation |
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Data volume counter | • | The Data volume counter details the volume of data exchanged in |
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| bytes for the up/down link for last call for each PDP context. |
| • | The Total data counter details the sum of all GPRS sessions (i.e. not |
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| the sum of total data received + sent during the last GPRS session. |
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| The total data counter can be reset by the user. |
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Medium Access Modes | Fixed and dynamic allocation | |
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Support of Packet Con- | Yes |
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trol Channels (PBCCH/ |
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PCCCH) |
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Network operation mode | NOM I, II, III | |
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Support of GPRS/CS | Yes |
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combined procedures |
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Network control mode | NC0 |
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Support of access in 2 | Yes |
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phases |
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Support of PRACH on 11 | Yes |
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bits |
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Support of GPRS re- | Yes |
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selection C31/C32 |
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Support of static and | Yes |
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dynamic addressing |
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Support of power control | Uplink = yes, Downlink is a network feature | |
Uplink and Downlink |
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Support of ciphering | GEA1 and GEA2 | |
algorithms |
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Support of compression | Yes, V42bis and IP header com- | |
algorithms | pression | |
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76 | October 2003 |