OpenScape 4000 EcoBranch — Branch Survivability Platform
OpenScape 4000 sub-system for small to mid-size branches — operates as a fully functional local PBX when the WAN link to the central system fails. Optional AC/AC or AC/DC redundant power supply.

From the same family
Specifications
- Type
- OS4000 subsystem (branch survivability)
- Order code
- S30122-K7761-X
- Form factor
- Rack mount appliance
- Connection types
- IP (SIP/H.323), digital UP0/E, analog (FXS/FXO), BRI/PRI
- Redundant PSU
- Optional (AC/AC or AC/DC)
- Branch modules
- Analog port, digital UP0/E, BRI, PRI
- Survivability
- Full local operation during WAN outage
- Management
- Central OpenScape 4000 Manager
- SoftGate
- For IP phone traffic
Key features
- Branch survivability: the branch keeps working locally during a WAN outage.
- Order code: S30122-K7761-X.
- Single chassis IP + digital + analog access — hybrid infrastructure support on the branch side.
- Redundant power supply option (AC/AC or AC/DC) — resilience to mains outages at critical branches.
- Expandable with OpenScape EcoBranch modules — analog port module, digital UP0/E module, BRI/PRI module.
- Integrates with OpenScape 4000 SoftGate — IP-phone access from branches.
- Managed centrally from a single OS 4000 — multi-site view in the Manager.
- European energy compliance certified.
Typical applications
Multi-branch holding remote office — connected to central OS 4000, keeps working locally during WAN outage.
Hotel chain secondary site — linked to central reservation, room phones stay up during WAN cut.
Bank branch — survivability point of the central PBX, critical customer calls don't drop.
Hospital remote polyclinic — voice link to main campus + emergency line local backup.
Government regional office — analog/IP hybrid infrastructure + backup power for grid outages.
Related Solutions
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IP gateway component of the OpenScape 4000 platform — provides IP phone access, SIP-trunk termination, TDM↔IP media conversion and a SIP load balancer service. Runs as software on an x86 server or virtual machine, or on EcoServer / EcoBranch / Enterprise Gateway.
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DetailsOpenScape 4000 sub-system for small to mid-size branches — operates as a fully functional local PBX when the WAN link to the central system fails. Optional AC/AC or AC/DC redundant power supply.
