The NPU-120 has a 120-Gbit/s forwarding capability, and all subcards switch data through the
NPU-120.
You can install two NPUs on the chassis of the CX600-X2-M8. The NPU-120 is connected to
the eight PICs, and the two backup modes of 1:1 and 1+1 are supported.
The NPU-120 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.
l
Data forwarding plane
The NPUs are responsible for service processing in the entire system, and are connected
to all subcards through data channels.
Table 2-17
NPU parameters
Item
Description
Remarks
Forwarding capability
120 Gbit/s
-
Figure 2-18
Appearance of the NPU panel
1. STAT indicator
2. ACT indicator
3. OFL button
describes the buttons and indicators on the NPU panel.
Table 2-18
Description of the buttons and indicators on the NPU panel
Indicator/
Button
Description
STAT
indicator
If the indicator is steady green, the NPU is working properly.
If the indicator is steady red, the hardware of the NPU is faulty.
If the indicator blinks green, theNPU is being registered.
If the indicator is off, the NPU is not powered on or fails to be registered.
ACT
indicator
If the indicator is steady green, the NPU is in the master state.
If the indicator is off, the NPU is in the slave state or fails to be registered.
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.
51