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ETSI - European Telecommunication Standard Institute(ETSI) produces globally-applicable standards for information and telecommunication technologies (ICT) including land, mobile, radio, converged, broadcast and internet technologies.
Digital cellular telecommunications system (Phase 2+) (GSM); Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification (3GPP TS 48.056 version 17.0.0 Release 17)
Standard published on 5.5.2022
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification (3GPP TS 48.056 version 18.0.0 Release 18)
Standard published on 15.5.2024
Selected format:Digital cellular telecommunications system (Phase 2+) (GSM); Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification (3GPP TS 48.056 version 19.0.0 Release 19)
Standard published on 21.10.2025
Selected format:Digital cellular telecommunications system (Phase 2+); Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification (3GPP TS 48.056 version 4.0.0 Release 4)
Standard published on 21.5.2001
Selected format:Digital cellular telecommunications system (Phase 2+); Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification (3GPP TS 48.056 version 5.0.0 Release 5)
Standard published on 30.9.2002
Selected format:Digital cellular telecommunications system (Phase 2+); Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification (3GPP TS 48.056 version 6.0.0 Release 6)
Standard published on 28.2.2005
Selected format:Digital cellular telecommunications system (Phase 2+); Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification (3GPP TS 48.056 version 7.0.0 Release 7)
Standard published on 8.10.2007
Selected format:Digital cellular telecommunications system (Phase 2+); Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification (3GPP TS 48.056 version 8.0.0 Release 8)
Standard published on 26.1.2009
Selected format:Digital cellular telecommunications system (Phase 2+); Base Station Controller - Base Transceiver Station (BSC - BTS) interface; Layer 2 specification (3GPP TS 48.056 version 9.0.0 Release 9)
Standard published on 2.2.2010
Selected format:Digital cellular telecommunications system (Phase 2+); Base Station Controller - Base Transceiver Station (BSC-BTS) Interface; Layer 3 specification (3GPP TS 48.058 version 10.0.0 Release 10)
Standard published on 7.4.2011
Selected format:Latest update: 2026-01-23 (Number of items: 2 257 393)
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