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| Switching Capacity (Control Board) / System Layer 2 Packet Forwarding Rate | MCUD/MCUD 1: 128 Gbit/s (active/standby mode), 256 Gbit/s (load-sharing mode) |
| Switching/Forwarding Delay | The 100 Mbit/s Ethernet port sends the 64-byte Ethernet packets at a delay shorter than 20 μs. |
| BER in Full Load | BER of a port when the port transmits data in full load < 10 e-7 |
| System Reliability Specifications |
System: redundant configuration. System availability for the typical configuration: > 99.999%. Mean time between failures (MTBF): about 45 years (for reference). |
| Operating Environment |
Operating temperature: -40°C ~ +65°C, Operating humidity: 5% ~ 95% RH, Atmospheric pressure: 61 ~ 106 kPa, Altitude: ≤ 4000 m |
| Max. Number of ADSL2+ / VDSL2 / POTS Ports | 128 |
| Max. Number of EFM SHDSL / ISDN BRA / ISDN PRA Ports | 64 |
| Max. Number of TDM SHDSL / GPON Ports | 32 |
| Max. Number of 10G GPON Ports | 8 |
| Max. Number of P2P FE / GE Ports | 96 |
| Powering Options | DC: -38.4VDC to -72VDC; AC: 100V to 240V |
| Dimensions (Height x Width x Depth) | 3.47in x 17.4in x 9.63in |
| Operating Temperature | -40º F to +149º F (-40°C to +65°C) |
| Storage Temperature | -40º F to +158º F |
| SFP | Class C C+, C++ |
| Cooling | Two multispeed fans, providing left to right forced air flow |
| Operating Humidity | 5% to 85%, non-condensing |
| Altitude | 197 ft (60 m) below sea level to 13,123 ft (4,000 m) above sea level |