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ETSI ETS 300 248
- Business Telecommunications (BT); Open Network Provision (ONP) technical requirements; 2 048 kbit/s digital unstructured leased line (D2048U) Terminal equipment interface
- standard by European Telecommunications Standards Institute, 10/01/1993
- Publisher: ETSI
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Candidate access CTR for any apparatus intended for connection to this form of leased circuit