Indicator/
Button
Description
OFL
indicator
If the indicator is steady red, the NPU is powered off and can be safely removed.
If the indicator is off, the NPU is working properly.
OFL
button
This button indicates the removal of the NPU. Before removing the NPU, press
and hold the OFL button for 6s until the OFL indicator comes on. Then, you
can remove the NPU.
Specifications
lists the specifications of the NPU.
Table 2-19
Specifications of the NPU
Item
Specification
Silkscreen of the board
name
NPU-120-E
Typical power
consumption
200 W
Heat dissipation
648.9 BTU/hour
Weight
2.62 kg ( 5.78 lb )
Dimensions (H x W x D)
20 mm x 194 mm x 226 mm (0.79 in. x 7.64 in. x 8.90 in. )
Earliest Software Version
V800R005C01
2.4.5 Introduction to the NPU-120-E
NOTE
NPU-120-E can be installed in an outdoor cabinet.
The NPU-120-E has a 120-Gbit/s forwarding capability in each direction, and all subcards
exchange data through the NPU-120-E.
You can install two NPUs on the chassis of the CX600-X2-M16. The two NPUs can work in 1
+1 or 1:1 mode. In 1+1 mode, the NPU-120-E is connected to the eight PICs. In 1:1 mode, the
NPU-120-E is connected to the sixteen PICs.
The NPU-120-E consists of the following planes:
l
Control and management plane
Through the management channels between MPUs and NPUs, the MPUs can manage
NPUs and associated subcards, and transmit routing protocol data.
HUAWEI CX600-X1-M/CX600-X2-M Series Metro
Services Platform
Hardware Description
2 CX600-X2-M8 Hardware Description
Issue 03 (2014-04-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
52