Huawei MA5600T series is one of Huawei’s important OLT series, including MA5680T, MA5683T, etc. MA5600T main control board including SCUN, SCUH, SCUK, SCUB, SCUV etc. SCUN is the most common main control board, but there are some customers inquiry SCUH main control board.
What is the function of SCUH? What is the difference between SCUH and SCUN? This article will introduce them.
1.SCUN
The SCUN board is a Super Control Unit Board. It is the core of the system control and service switching and aggregation.
The SCUN board can also function as the management and control core of the integrated network management system (NMS). It communicates with service boards about the key management and control information through the master/slave serial port and inband GE/10GE channel. In this manner, the SCUN board configures, manages, and controls the device, and also implements the simple route protocol functions.
SCUN Front Panel Port:
2. SCUH
The SCUH board is a Super Control Unit Board. It is the core of the system control and service switching and aggregation. The SCUH board can also function as the management and control core of the integrated network management system (NMS). It communicates with service boards about the key management and control information through the master/slave serial port and inband 10GE/20GE channel. In this manner, the SCUH board configures, manages, and controls the device, and also implements the simple route protocol functions.
SCUN Front Panel Port:
3.SCUN VS SCUH
| Board | Panel ports | Internal interfaces | |||
| Channel to the service board | Channel to the GIU board | Channel to the standby control board | Note | ||
| H801SCUN | 4 GE ports | 16 GE/10GE channels | Providing two GE/10GE channels for each upstream boards | Providing two 10GE channels for load sharing with the standby H801SCUN board (supported in V800R011C00 and later versions) | – |
| H802SCUN | 4 GE ports | 16 GE/10GE channels | Providing two GE/10GE channels for each upstream boards | Providing two 10GE channels for load sharing with the standby H802SCUN board (supported in V800R011C00 and later versions) | – |
| H801SCUH | 4 GE/10GE ports, Supporting automatic switching for remote software commissioning using GE upstream transmission. | 16 10GE/20GE channels | Providing two 10GE channels for each upstream boards | Providing two 20GE channels for load sharing with the standby H801SCUH board | – |
From above article, you should know differences between SCUN and SCUH. If you have any questions, please feel free to contact csd@telecomate.com
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