This book is written according to the examination outline for Huawei HCIA-Routing Switching V2.5 certification, aiming to help readers master the basics of network communications and use Huawei network devices to set up enterprise LANs and WANs, wired networks, and wireless networks, ensure network security for enterprises, and grasp cutting-edge computer network technologies.
The content of this book includes: network communication fundamentals, TCP/IP protocol, Huawei VRP operating system, IP addresses and subnetting, static and dynamic routing, Ethernet networking technology, ACL and AAA, network address translation, DHCP server, WLAN, IPv6, WAN PPP and PPPoE protocol, typical networking architecture and design cases of campus networks, SNMP protocol used by network management, operation and maintenance, network time protocol NTP, SND and NFV, programming, and automation.
As the world’s leading provider of ICT (information and communication technology) infrastructure and smart terminals, Huawei’s products range from digital data communication, cyber security, wireless technology, data storage, cloud-computing, and smart computing to artificial intelligence.
Author(s): Huawei Technologies Co., Ltd.
Publisher: Springer Nature Singapore
Year: 2021
Language: English
City: Hangzhou, China
Tags: Data Communications; Network Technologies
1 Network Fundamentals
1.1 Overview of Network
1.1.1 Network and Internet
1.1.2 Network Topology
1.1.3 Network Types
1.2 Networking Equipment
1.3 Planning and Design of Enterprise Networks
1.3.1 Enterprise LANs
1.3.2 Enterprise WANs
1.4 Exercises
2 TCP/IP
2.1 Overview of Protocols
2.1.1 Introduction to Protocols
2.1.2 Computer Communication Protocols
2.1.3 Relationship Between OSI 7-Layer Model and the TCP/IPv4 Protocol Stack
2.2 Application Layer Protocols
2.2.1 HTTP Protocol
2.2.2 FTP Protocol
2.3 Transport Layer Protocols
2.3.1 Application Scenarios of TCP and UDP
2.3.2 Relationship Between Transport Layer Protocols and Application Layer Protocols
2.3.3 TCP Headers
2.3.4 TCP Connection Management
2.3.5 Implementation of TCP Reliable Transmission
2.3.6 UDP
2.4 Network Layer Protocols
2.4.1 Two Versions of Network Layer Protocols
2.4.2 IP
2.4.3 ICMP
2.4.4 ARP
2.5 Network Interface Layer Protocols
2.6 Exercises
3 VRP Fundamentals
3.1 Introduction to VRP
3.2 VRP Command Lines
3.2.1 Basic Concepts of the Command Line
3.2.2 How to Use Command Lines
3.3 Login to Network Devices
3.3.1 Configure the User Interface
3.3.2 Login to the Device via the Console Port
3.3.3 Login to the Device via Telnet
3.3.4 Login to the Device via SSH
3.3.5 Login to the Device via Web
3.4 Basic Configurations of Network Devices
3.4.1 Configure the Device Name
3.4.2 Configure the Device Clock
3.4.3 Configure the Device IP Address
3.5 Introduction to Configuration Files
3.5.1 Configuration Files of Huawei Network Devices
3.5.2 Save the Current Configuration
3.5.3 Set the Configuration File for the Next Startup
3.5.4 View Configuration Results
3.5.5 File Management
3.6 Exercises
4 IP Addresses and Subnetting
4.1 Preliminary Knowledge
4.1.1 Binary System and Decimal System
4.1.2 Rules for Converting Decimal Numbers to Binary Numbers
4.2 Detailed Explanation of IP Addresses
4.2.1 MAC Addresses and IP Addresses
4.2.2 Composition of IP Addresses and Gateways
4.2.3 Format of IP Addresses
4.2.4 Subnet Masks of IP Addresses
4.2.5 Classification of IP Addresses
4.2.6 Special IP Addresses
4.3 Public Addresses and Private Addresses
4.3.1 Public Addresses
4.3.2 Private Addresses
4.4 Subnetting
4.4.1 Why Is Subnetting Needed
4.4.2 FLSM Subnetting
4.4.3 Examples of FLSM Subnetting
4.4.4 VLSM Subnetting
4.5 Merge Subnets
4.5.1 Merge Network Segments
4.5.2 Rules of Merging Network Segments
4.6 Determine Which Network Segment an IP Address Belongs
4.7 Exercises
5 IP Routing Fundamentals
5.1 Basic Concepts of Route
5.1.1 What Is a Route
5.1.2 Sources of Routing Information
5.1.3 Route Preferences
5.1.4 Route Cost
5.1.5 Conditions for an Unobstructed Network
5.2 Static Routing
5.2.1 Basic Concepts of Static Routing
5.2.2 Notes on Static Routing Configuration
5.2.3 Examples of Configuring Static Routing
5.2.4 Floating Static Routes
5.3 Route Summarization
5.3.1 Simplify Routing Tables with Route Summarization
5.3.2 Longest Prefix Match
5.3.3 Classless Inter-Domain Routing
5.4 Default Routing
5.4.1 Overview of Default Routing
5.4.2 The Writing of Default Routing
5.4.3 Simplify Routing Tables with Default Routing
5.4.4 Simplify Routing Tables with Route Summarization
5.4.5 Routing on a Ring Network Caused by Default Routing
5.4.6 Default Routes and Gateways on Hosts
5.5 Exercises
6 Dynamic Routing
6.1 Classification of Dynamic Routing Protocols
6.2 Overview of OSPF Protocol
6.2.1 Introduction to OSPF Protocol
6.2.2 Routing Tables Generated from the Shortest Path
6.2.3 Related Terms of OSPF Protocol
6.2.4 OSPF Working Process
6.2.5 OSPF Message Types
6.2.6 Network Types Defined by OSPF
6.2.7 DR and BDR
6.2.8 Three Tables of OSPF
6.2.9 OSPF Areas
6.3 Configuration of OSPF Protocol
6.3.1 Single-Area Configuration of OSPF Protocol
6.3.2 Multi-area Configuration of OSPF Protocol
6.3.3 View the Three Tables of the OSPF Protocol
6.3.4 Route Summarization on the Area Border Router
6.4 Exercises
7 Ethernet Switching Technologies
7.1 Ethernet Switching Fundamentals
7.1.1 Evolution of Ethernet
7.1.2 MAC Addresses
7.1.3 Ethernet Frame Format
7.2 Ethernet Switches
7.2.1 MAC Address Table of Switches
7.2.2 Three Forwarding Operations of Switches
7.2.3 MAC Address Table Building Process of a Single Switch
7.2.4 MAC Address Table Building Process of Multiple Switches
7.2.5 Typical Campus Network Architecture
7.3 VLANs
7.3.1 Concept and Meaning of VLAN
7.3.2 Multiple VLANs on a Single Switch
7.3.3 VLANs Across Switches
7.3.4 Link Types and Port Types
7.3.5 VLAN Types
7.3.6 Configure Port-Based VLANs
7.3.7 Configure MAC Address-Based VLANs
7.4 Implement Inter-VLAN Routing
7.4.1 Why Is Implementing Inter-VLAN Routing Needed
7.4.2 Implement Inter-VLAN Routing Through Routers
7.4.3 Implement Inter-VLAN Routing Through a One-Armed Router
7.4.4 Implement Inter-VLAN Routing Through Layer 3 Switching
7.5 Exercises
8 Advanced Ethernet Switching Technologies
8.1 Spanning Tree Protocol
8.1.1 Loop Problem of Switch Networking
8.1.2 Overview of the Spanning Tree Protocol
8.1.3 Basic Concepts and Working Principles of the Spanning Tree Protocol
8.1.4 STP Message Types
8.1.5 Port States of Spanning Tree
8.1.6 View and Configure STP
8.2 Link Aggregation
8.2.1 Basic Concepts of Link Aggregation
8.2.2 Application Scenarios of Link Aggregation Technology
8.2.3 Basic Principles of Link Aggregation
8.2.4 Modes of Link Aggregation
8.2.5 Load-Balance Mode
8.2.6 An Example of Link Aggregation Configuration
8.3 Smart Link
8.3.1 Basic Principles of Smart Link
8.3.2 An Example of Smart Link Configuration
8.4 Monitor Link
8.4.1 Basic Principles of Monitor Link
8.4.2 An Example of Monitor Link Configuration
8.5 Alternatives to STP and Current Networking Recommendations
8.6 Exercises
9 ACL and AAA
9.1 Working Principles of ACL
9.1.1 Overview of ACL
9.1.2 Composition of ACL
9.1.3 Classification of ACLs
9.1.4 Wildcard-Mask
9.1.5 ACL Design Roadmap
9.1.6 Implementation of Basic ACL Configuration
9.1.7 Implementation of Advanced ACL Configuration
9.2 AAA
9.2.1 Working Modes of AAA
9.2.2 Configuration of AAA
9.3 Exercises
10 Network Address Translation Technologies
10.1 Public Addresses and Private Addresses
10.2 NAT Types
10.2.1 Static NAT
10.2.2 Dynamic NAT
10.2.3 NAPT
10.2.4 Easy IP
10.3 Implementation of NAT
10.4 Implementation of NAPT
10.5 Implementation of Easy IP
10.6 NAT Server
10.6.1 Application Scenarios of NAT Server
10.6.2 Implementation of NAT Server
10.7 Exercises
11 DHCP
11.1 Application Scenarios of Static Addresses and Dynamic Addresses
11.2 Working Principles of DHCP
11.2.1 Basic Concepts of DHCP
11.2.2 Working Process of DHCP
11.2.3 Lease Renewal
11.3 DHCP Service Configuration
11.4 Assign Addresses to Directly Connected Network Segments Using Interface Address Pool
11.5 DHCP Relay
11.5.1 Principles of DHCP Relay
11.5.2 Configure DHCP Relay for Cross-Network Segment Address Assignment
11.6 Exercises
12 WLAN Technologies
12.1 Overview of WLAN
12.1.1 What Is WLAN
12.1.2 WLAN Standards and Wi-Fi Evolution
12.1.3 Development of Wi-Fi in Office Scenarios
12.2 WLAN Devices and Networking
12.2.1 Introduction to WLAN Devices
12.2.2 Basic WLAN Networking Architecture
12.2.3 Agile Distributed AP Architecture
12.2.4 Concepts of Wired Networking
12.2.5 Concepts of Wireless Networking
12.3 Working Principles of WLAN
12.3.1 Working Process of WLAN
12.3.2 APs Go Online Process
12.3.3 Deliver WLAN Service Configuration
12.3.4 STA Access
12.3.5 WLAN Service Data Forwarding
12.4 Case: Layer 2 Networking Tunnel Forwarding in Bypass Mode
12.4.1 Configure Network Interworking
12.4.2 Configure the APs to Go On Line
12.4.3 Configure WLAN Service Parameters
12.5 Development Trends of WLAN Technologies
12.6 Exercises
13 IPv6
13.1 Overview of IPv6
13.1.1 The Dilemma Faced by IPv4
13.1.2 Advantages of IPv6
13.1.3 IPv6 Base Headers
13.1.4 IPv6 Extension Headers
13.2 IPv6 Addressing
13.2.1 Overview of IPv6 Address
13.2.2 Classification of IPv6 Addresses
13.2.3 Unicast Addresses
13.2.4 Multicast Addresses
13.2.5 Anycast Addresses
13.2.6 Common IPv6 Address Types and Ranges
13.3 IPv6 Address Configuration
13.3.1 IPv6 Addresses for Computers and Routers
13.3.2 Service Process of IPv6 Unicast Address
13.3.3 Neighbor Discovery Protocol
13.3.4 Configuration Methods of IPv6 Address
13.3.5 Two Autoconfiguration Methods of IPv6 Address
13.4 Implement IPv6 Address Autoconfiguration
13.4.1 Implement IPv6 Address Stateless Autoconfiguration
13.4.2 Packet Capture Analysis of RA and RS Packets
13.4.3 Implement IPv6 Address Stateful Autoconfiguration
13.5 IPv6 Routing
13.5.1 IPv6 Static Routing
13.5.2 OSPFv3
13.6 Exercises
14 WAN Fundamentals
14.1 Overview of WAN
14.2 Principles and Configuration of PPP
14.2.1 Overview of PPP
14.2.2 PPP Frame Format
14.2.3 Three Stages of PPP Negotiation
14.2.4 PPP Working Process
14.2.5 Configure PPP: PAP Mode for Authentication
14.2.6 Configure PPP: CHAP Mode for Authentication
14.2.7 Packet Capture Analysis for PPP Link Establishment Process
14.3 PPPoE
14.3.1 Overview of PPPoE
14.3.2 PPPoE Message Format
14.3.3 Working Process of PPPoE
14.3.4 Configure Windows PPPoE Dial-Up Access
14.4 Exercises
15 Typical Networking Architectures for Campus Networks and Case Practice
15.1 Basic Concepts of Campus Networks
15.1.1 What Is a Campus Network?
15.1.2 Typical Architecture of Campus Network
15.1.3 Protocols and Technologies Commonly Used in Campus Networks
15.2 Lifecycle of a Campus Network
15.3 Hands-On Practice of Campus Network Projects
15.3.1 Network Requirements
15.3.2 Planning and Design of Small Campus Networks
15.3.3 Deployment and Implementation of Small Campus Networks
15.3.4 Operation and Maintenance of Small Campus Networks
15.3.5 Network Optimization of Small Campus Networks
15.4 Exercises
16 Network Management, Operation and Maintenance
16.1 Overview of Network Management, Operation and Maintenance
16.2 Principles and Configuration of SNMP
16.2.1 Overview of SNMP Protocol
16.2.2 Components of SNMP System
16.2.3 SNMP Queries
16.2.4 SNMP Setting
16.2.5 SNMP Traps
16.2.6 Configure SNMP
16.3 Principles and Configuration of NTP
16.3.1 Overview of NTP Protocol
16.3.2 Basic Principles of NTP
16.3.3 NTP Network Architecture
16.3.4 Working Modes of NTP
16.3.5 Configure NTP
16.4 Exercises
17 SDN and NFV
17.1 Overview of Traditional Networks
17.1.1 Traditional Networks and Their Distributed Control Architectures
17.1.2 Problems Faced by Traditional Networks
17.2 SDN and OpenFlow Protocol
17.2.1 Concept of SDN
17.2.2 OpenFlow Protocol
17.2.3 Introduction to FlowTable
17.2.4 SDN Network Architecture
17.3 Overview of NFV
17.3.1 Concepts of NFV
17.3.2 Value of NFV
17.3.3 Key Technologies for NFV
17.3.4 NFV Architecture
17.3.5 Huawei NFV Solutions
17.4 Exercises
18 Network Programming and Automation
18.1 Introduction to Network Programming and Automation
18.2 Overview of Programming Languages
18.2.1 Classification of High-Level Programming Languages
18.2.2 Computing Technology Stack and Program Execution Process
18.3 Python Language
18.3.1 What Is Python
18.3.2 Application Areas of Python
18.3.3 How Python Code Works
18.3.4 Coding Specifications of Python
18.3.5 Basic Concepts of Python
18.4 Manage Network Devices with Python
18.4.1 Introduction to Telnet
18.4.2 Manage Huawei Routers with Telnet
18.5 Exercises
Index
