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The Nokia D211 is a GPRS Class B mobile. The Nokia D211 GPRS single slot data rate can
be up to 21.4 kbit/s and multislot data (1+3 or 2+2 timeslots) can be up to 64.2 kbit/s.
2.4 SMS
The Nokia D211 supports several SMS-based services: OTA (over-the-air configuration),
business cards, picture messages, and concatenated messages.
The software installation includes an SMS management software, Nokia Short Messaging.
SMS services cannot be controlled using AT-commands, and if the Nokia Short Messaging is
not a suitable solution, the developers must use the Nokia D211 SDK to create their own
SMS application.
2.5 FAX CLASSES
The Nokia D211 supports group 3 fax classes 1, 2 and 2.0 including ECM. Using hardware
flow control and Class 2 is recommended.
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