HCIA Datacom

Learn Routing and switching principles, basic WLAN principles, basic knowledge of network security, basic knowledge of network management and O&M, and basic knowledge of SDN and programming automation

The Datacom certification is an upgraded version of the Routing & Switching certification, which will replace the Routing & Switching certification as Huawei’s standard for building datacom talent capabilities.

Course Overivew


The HCIA-Datacom  covers: Basic knowledge of the TCP/IP protocol stack;

Basic principles of the Open Shortest Path First (OSPF) routing protocol and its implementation in Huawei routers;

Ethernet technology, spanning tree, VLAN, stacking technology and their implementation in Huawei switches;

Network security technology and their implementation in Huawei routing and switching devices;

WLAN technologies and basic principles and their implementation on Huawei wireless devices;

Basic principles of network management (such as SNMP);

Basic principles of WAN protocols (such as PPP) and their implementation on Huawei routers;

Basic knowledge of IPv6 and basic principles and implementation of ICMPv6 and DHCPv6;

Basic principles of SDN and implementation of Huawei products and solutions; Basic principles of programming automation

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Course Benefits:

Data Communication and Network Basics
1.1 Data Communication Network Basics

  • Basic Concepts of Data Communication
  • Data Transfer Process
  • Network Devices and Basic Functions
  • Network Type and Topology Type
  • Network Engineering
  • Network Engineers


1.2 Network Reference Model

  • What is Data and Data Transfer
  • Common Standard Protocols
  • Layered Model Concept
  • Application Layer and Related Protocols
  • Transport Layer and Related Protocols
  • Network Layer and Related Protocols
  • Data link Layer and Related Protocols
  • Physical Layer and Related Protocols
  • Data Transfer, Encapsulation and Decapsulation


1.3 Huawei VRP Basics

  • Common Network Devices
  • VRP Basics
  • CLI Command Views
  • Basic Commands and Function Keys of the CLI


Constructing an Interconnected IP Network
2.1 Network Layer Protocol and IP Addressing

  • Network Layer Protocol
  • Concept, Classification, and Special IP Addresses of IPv4
  • IP Network and IP Subnet Calculation
  • IP Network Address Planning


2.2 IP Routing Basics

  • Basic Working Principles of Routers
  • Routing Table Concepts
  • Routing and Forwarding Features
  • Static Route Configuration


2.3 OSPF Basics

  • Basic Features of OSPF
  • OSPF Application Scenarios
  • Working Principle of OSPF
  • Basic OSPF configurations


Constructing an Ethernet Switching Network
3.1 Ethernet Switching Basics

  • Basic Concepts of Ethernet
  • Concept of MAC Address
  • Working Process and Principles of Layer 2 Switches
  • Composition and Formation of a MAC Address Table


3.2 VLAN Principles and Configuration

  • Background of VLAN
  • Basic Concepts and Principles of VLAN
  • VLAN Data Communication Process on a Layer 2 Network
  • Basic VLAN Configuration


3.3 Spanning Tree Protocol

  • Background of STP
  • Basic Concepts and Working Principles of STP
  • Basic Concepts of RSTP and Improvements Compared with STP
  • Basic STP Configuration
  • Other Layer 2 Loop Elimination Technologies


3.4 Ethernet Link Aggregation and Switch Stacking

  • Basic Concepts of Link Aggregation
  • Working Principles of Manual Link Aggregation
  • Working Principles and Features of Link Aggregation in LACP Mode
  • Basic Concepts of iStack and CSS


3.5 Implements Communication Between VLANs.

  • Working Principles of Sub-interfaces
  • Working Mechanism of Layer 3 Switches
  • Sub-interface Configuration
  • VLANIF Configuration


Network Security and Network Access Basics
4.1 ACL Principles and Configuration

  • Basic Principles and Functions of ACLs
  • Basic Structure and Matching Order of ACL Rules
  • Usage of Wildcard mask
  • Basic ACL Configuration


4.2 AAA Principles and Configuration

  • Basic Principles and Application Scenarios of AAA
  • Basic Configuration of the Local AAA


4.3 NAT Basics

  • Background of NAT
  • NAT Classification and Technical Principles
  • NAT Configuration in Different Scenarios


Network Services and Applications
5.1 Network Services and Applications

  • Principles of TFTP, FTP, DHCP, and HTTP
  • Configuration of FTP and DHCP


WLAN Basics
6.1 WLAN Overview

  • Basic Concepts of WLAN and History of 802.11 Protocol suite
  • WLAN devices
  • WLAN Networking Mode
  • WLAN Working Process
  • Basic WLAN Configuration


WAN Basics
7.1 WAN Technology Basics

  • Basic WAN Concepts
  • Common WAN Technologies
  • Working Principles of PPP and PPPoE
  • Configuring PPP and PPPoE
  • Basic Concepts of MPLS/SR


Network Management and O&M
8.1 Network Management and O&M

  • Basic Concepts of the NMS and O&M
  • Common NMS and O&M Methods and Tools
  • Working Principle of SNMP
  • SDN-based NMS and O&M Solution


IPv6 Basics
9.1 IPv6 Basics

  • Comparison Between IPv6 and IPv4
  • Basic Concepts of IPv6
  • Format and Principle of the IPv6 Packet Header
  • IPv6 Address Format and Address Type
  • IPv6 Address Configuration Method and Procedure
  • Static and Dynamic IPv6 Address Configuration
  • IPv6 Static Route Configuration


SDN and Automation Basics
10.1 SDN and NFV Basics

  • Basic SDN Concepts
  • Huawei SDN Products and Solutions
  • Basic NFV Concepts
  • Huawei NFV Products and Solutions


10.2 Network Programming and Automation

  • Traditional Network O&M Status Analysis
  • Implementation of Network Automation
  • Programming Language
  • Python Coding Specifications
  • Implement Basic Automatic O&M Using Python telnetlib.


Typical Campus Network Architectures and Practices
11.1 Typical Networking Architecture and Cases

  • Campus Network Architecture
  • Campus Network Lifecycle
  • Campus Network Construction Cases
  • Campus Network Construction Practice
  • Understand the definition of data communication and the capability model of data communication engineers.
  • Understand the network reference model and the entire data communication process.
  • Be familiar with the VRP system and be able to perform basic operations.
  • Understand IPv4 address protocol and related concepts
  • Understand the forwarding principles of Layer 3 devices such as routers and Layer 3 switches.
  • Understand the concept of routing and use static route or OSPF to build a Layer 3 network.
  • Understand basic Ethernet concepts and describe the functions and working principles of Layer 2 switching devices.
  • Be familiar with common Ethernet protocols, such as VLAN, Spanning Tree Protocol , link aggregation and stacking.
  • Configure ACLs and AAA to provide basic security solutions for the network.
  • Be familiar with the NAT protocol and master the NAT configuration in different scenarios.
  • Master the configuration of common services on enterprise networks, such as DHCP, FTP and Telnet.
  • Understand basic WLAN concepts and complete basic configurations of small or medium-sized WLAN networks.
  • Understand basic WAN concepts and WAN solutions such as MPLS and SR.
  • Have general knowledge of basic concepts of enterprise network management.
  • Be familiar with traditional network management and SDN-based network management solutions.
  • Have a good command of IPv6 protocols and be able to build small-scale IPv6 networks.
  • Have a good command of the campus network construction process.
  • Be able to independently construct small-sized campus networks.
  • Understand the basic concepts of SDN and programming automation and master the basics of Python.
  • Engineers who need to master basic datacom knowledge and capabilities, and have capabilities in small- and medium-sized network planning and design, deployment implementation, and O&M optimization
  • Who wants to become Data Communication
  • Engineers Who wants to obtain the HCIA-Datacom Certification


This course is available at :

Classroom Training


Online Training

Virtual Interactive Instructor LED
Self-Paced Training



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