OpenScape Cordless IP V2 — Enterprise IP-DECT Mobility System
SIP-based IP-DECT mobility solution — combines BS5 base stations, DECT Manager software and SL7/S6/R6/M3 handsets to deliver campus-wide cordless voice, multi-cell roaming and OScAR alarm integration.

From the same family
Specifications
- System type
- IP-DECT (SIP) — enterprise mobility platform
- Frequency band
- 1880–1900 MHz (Europe); 1880–1895 MHz (SE Asia); 1910–1930 MHz (LAM)
- Voice coding
- 32 kbit/s ADPCM
- Max. DECT Managers
- 100 (virtual server)
- Bases per manager
- 60
- Max parallel calls
- ≈ 6 000
- Max handsets
- 20 000
- Roaming domain (handover)
- 10 DECT Managers (uninterrupted)
- Indoor coverage
- ≈ 50 m / base
- Outdoor coverage
- ≈ 300 m / base
- SIP version
- RFC 3261
- Survivability features (OS Voice)
- Outbound proxy, DNS SRV, penalty box, SIP notify
- Connected PBXs
- OpenScape Business V2+, OS 4000 V8+, OpenScape Voice V9+
- Management
- Web-based (HTTP)
- Encryption
- DECT standard + handset registration
- Alarm server
- OScAR V5 (location + DGUV BGR139)
- Order codes
- Base BSIP2 L30280-F600-A221 • DECT Manager license L30280-F622-A222 • Integrator license L30280-F622-A223 • Application license L30280-F622-A224
Key features
- SIP interface (RFC 3261) — connects to OpenScape Business V2+, OS 4000 V8+, OpenScape Voice V9+.
- Coverage: 50 m indoor / 300 m outdoor per base station; extendable with special antennas.
- Scale: virtual server — 100 DECT Managers × 60 bases = ~6,000 parallel calls / 20,000 devices total.
- Roaming domain: seamless handover across 10 DECT Managers.
- Multi-cell synchronization: over the DECT air or LAN-based (IEEE 1588 like).
- Supported handsets: SL7, S6, R6, OpenStage M3 family.
- SIP features: hold, consult, toggle, attended/unattended transfer, call forward (busy/no-reply/always), call waiting, pickup, MULAP groups.
- Phone books: corporate LDAP + group-wide + handset-local private book.
- Survivability (OpenScape Voice): outbound proxy, DNS SRV, penalty box, SIP notify.
- OScAR V5 integration (Plus / Ex Plus alarm): handset location (visited + neighborhood base, signal strength), DGUV BGR139 lone-worker compliance.
- Messaging: S6/R6 receive priority messages with icon + ringtone (Fire, Doctor Call, etc.).
- Web-based management, central software distribution.
Typical applications
Hospital mobile communications fabric — corridor, patient room, exterior coverage; M3 Plus for nurse-safety lone-worker.
Hotel campus — multi-building integration, housekeeping + security DECT, single dial plan.
Factory / production site — field communications + OScAR alarm server for lone-worker compliance.
Port / airport — wide-area coverage, outdoor base stations + IP65 R6 handset.
Government campus — multi-building, security DECT + alarm + handset location tracking.
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DetailsSIP-based IP-DECT mobility solution — combines BS5 base stations, DECT Manager software and SL7/S6/R6/M3 handsets to deliver campus-wide cordless voice, multi-cell roaming and OScAR alarm integration.