OCCBL / OCCBH — UC Voice Channel Booster (DSP)
Booster cards extending the 8 onboard DSP channels of the X8 mainboard: OCCBL +40 DSP channels, OCCBH +120 DSP channels. Determines IP-TDM conversion, conferencing and voicemail channel capacity — required in dense IP/hybrid installations.
Specifications
- Tip / Type
- DSP genişletme kartı / DSP booster (subboard)
- OCCBL
- +40 DSP kanal — 50009291 / L30251-U600-A933
- OCCBH
- +120 DSP kanal — 50009292 / L30251-U600-A934
- Platform
- OpenScape Business X8 (OCCLA anakart üzerine)
- Baz kapasite / Base
- Anakart yerleşik 8 DSP / 8 onboard DSP
Key features
- OCCBL — +40 DSP channels (50009291 / L30251-U600-A933).
- OCCBH — +120 DSP channels (50009292 / L30251-U600-A934).
- Added on top of the mainboard's 8 onboard DSP channels.
- Channel need sized by concurrent IP↔TDM calls, conferencing and voicemail traffic.
- Promark: DSP channel calculation and configuration.
Typical applications
IP↔TDM channel capacity in IP-heavy X8 installations.
Organizations with heavy conferencing/voicemail use.
Related Solutions
Related Products

The new-generation (V3) mainboard of the X8 — system software runs on M.2 SSD. Slot 6 of the base box is dedicated to the mainboard. 8 onboard DSP channels; OCCBL/OCCBH boosters add more. The older OCCL (V2) board is used only in legacy projects.
Details
Enterprise UC platform with modular shelf architecture for high port density — 384 analog, 384 digital, 250 DECT and 180 ISDN S2M (PRI) ports, the widest hardware capacity in the X series. Headquarters platform for hotels, hospitals and campuses.
DetailsBooster cards extending the 8 onboard DSP channels of the X8 mainboard: OCCBL +40 DSP channels, OCCBH +120 DSP channels. Determines IP-TDM conversion, conferencing and voicemail channel capacity — required in dense IP/hybrid installations.