Chapter 7 Mpfu; Rac-2838-Mpfu-A - Zte ZXR10 1800-2S Hardware Description

Chapter 7
MPFU
The Management and Packet Forwarding Unit (MPFU) is the control node of the router.
The MPFU forwards packets and manages and maintains the entire device.
The MPFU consists of the packet forwarding module, management and control module,
clock processing module, and alarm monitoring module. It forwards packets, and manages
the system clock source, control plane, system maintenance plane and environmental
monitoring plane.
l
The packet forwarding module classifies and forwards the packets that the line
interface boards receive and controls the packet traffic.
l
The management and control module provides the following functions:
Processes protocols and signaling messages to control and notify the system
à
status. The route protocol control layer and the configuration and operation layer
are separated to enhance the control layer stability and equipment manageability.
Configures and maintains the system status.
à
configuration and upgrade functions and system operation logs. It supports two
types of management interfaces: serial port and RJ45 port.
l The alarm monitoring module monitors the operation conditions of the boards, power
supply modules, and fan modules and generates alarms when necessary. It provides
a user-friendly man-machine interface through the
system.
The MPFU of the ZXR10 2800-3E, ZXR10 1800-2E or ZXR10 1800-2S is integrated into
the chassis and cannot be removed.
The MPFU boards of the ZXR10 2800-4 and ZXR10 3800-8 can be divided into three
types: RAC-2838-MPFU-A, RAC-2838-MPFU-B, and RAC-2838-MPFU-C.
Table of Contents

RAC-2838-MPFU-A....................................................................................................7-1

RAC-2838-MPFU-B/RAC-2838-MPFU-C ...................................................................7-3
7.1 RAC-2838-MPFU-A
Overview
RAC-2838-MPFU-A is the type A MPFU of the ZXR10 2800-4 and ZXR10 3800-8. The
MPFU provides the following functions:
l Supports hot swapping with a modular structure.
SJ-20150204153047-004|2015-03-30 (R1.0)
CLI or
7-1
ZTE Proprietary and Confidential
It provides the system data
SNMP network management