U2990 Specifications |
Maximum Number of Users | 30,000 subscribers for single frame, and maximum of 300,000 subscribers by 7 frames cascading |
Trunk interfaces | 128E1/T1 for single frame |
Signaling Protocol | E1/ISUP, E1/TUP, E1/PRI, T1/PRI(ITU-T standard), SIP |
Codec | G.711, G.729, G.722, G.722.1, G.722.2, G.723, iLBC, AMR/EVRC |
Number of Meeting Channels | 480 participants for each meeting hall |
BHCC | 180K (single frame)/1800K(7 frames cascading) |
Power Supply | DC: -57V~-40V, Standard: -48V Power supply redundancy(totally 2 pairs of power modules, and each pair supply power for half of the frame) |
Maximum Power Consumption | 1250W(fully configured) |
Dimensions | 7U frame Height:312mm, Width:442mm, Depth:409mm |
Environment | Temperature: 5°C～45°C Humidity: 5%～85% RH, no condensing Air Pressure 70～106KPa Seismic Performance: Resist 7～9 level on the Richter earthquake |
System Reliability 9 | 99.999% |
Maintainability | Remote maintenance, log collection,and hot patch |
Manageability | Centralized/Remote equipment management, signaling tracing, resource tracing, and alarm management |
