Interconnecting Cisco Networking Devices Part 2

Exam Number 200-105 ICND2
Associated Certifications CCNA Routing & Switching
Duration 90 Minutes (45-55 questions)
Available Languages English, Japanese
Register Pearson VUE
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This exam tests a candidate’s knowledge and skills related to LAN switching technologies, IPv4 and IPv6 routing technologies, WAN technologies, infrastructure services, and infrastructure maintenance.


Review the exam topics

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Chapter 1. Implementing Ethernet Virtual LANs

    1. Virtual LAN Concepts

        1.1 Creating Multiswitch VLANs Using Trunking

        1.2 Forwarding Data Between VLANs

    2. VLAN and VLAN Trunking Configuration and Verification

        2.1 Creating VLANs and Assigning Access VLANs to an Interface

        2.2 VLAN Trunking Protocol

        2.3 VLAN Trunking Configuration

        2.4 Implementing Interfaces Connected to Phones


Chapter 2. Spanning Tree Protocol Concepts

    1. Spanning Tree Protocol (IEEE 802.1D)

        1.1 The Need for Spanning Tree

        1.2 What IEEE 802.1D Spanning Tree Does

        1.3 How Spanning Tree Works

        1.4 Influencing and Changing the STP Topology

    2. Rapid STP (IEEE 802.1w) Concepts

        2.1 Comparing STP and RSTP

        2.2 RSTP and the Alternate (Root) Port Role

        2.3 RSTP States and Processes

        2.4 RSTP and the Backup (Designated) Port Role

        2.5 RSTP Port Types

    3. Optional STP Features

        3.1 EtherChannel

        3.2 PortFast

        3.3 BPDU Guard


Chapter 3. Spanning Tree Protocol Implementation

    1. Implementing STP

        1.1 Setting the STP Mode

        1.2 Connecting STP Concepts to STP Configuration Options

        1.3 Verifying STP Operation

        1.4 Configuring STP Port Costs

        1.5 Configuring Priority to Influence the Root Election

    2. Implementing Optional STP Features

        2.1 Configuring PortFast and BPDU Guard

        2.2 Configuring EtherChannel

    3. Implementing RSTP

        3.1 Identifying the STP Mode on a Catalyst Switch

        3.2 RSTP Port Roles

        3.3 RSTP Port States

        3.4 RSTP Port Types


Chapter 4. LAN Troubleshooting

    1. Troubleshooting STP

        1.2 Determining the Root Switch

        1.3 Determining the Root Port on Nonroot Switches

        1.4 Determining the Designated Port on Each LAN Segment

        1.5 STP Convergence

    2. Troubleshooting Layer 2 EtherChannel

        2.1 Incorrect Options on the channel-group Command

        2.2 Configuration Checks Before Adding Interfaces to EtherChannels

    3. Analyzing the Switch Data Plane Forwarding

        3.1 Predicting STP Impact on MAC Tables

        3.2 Predicting EtherChannel Impact on MAC Tables

        3.3 Choosing the VLAN of Incoming Frames

    4. Troubleshooting VLANs and VLAN Trunks

        4.1 Access VLAN Configuration Incorrect

        4.2 Access VLANs Undefined or Disabled

        4.3 Mismatched Trunking Operational States

        4.4 Mismatched Supported VLAN List on Trunks

        4.5 Mismatched Native VLAN on a Trunk


Chapter 5 VLAN Trunking Protocol

    1. VLAN Trunking Protocol (VTP) Concepts

        1.1 Basic VTP Operation

        1.2 VTP Version 1 Versus Version 2

        1.3 VTP Pruning

        1.4 Summary of VTP Features

    2. VTP Configuration and Verification

        2.1 Using VTP: Configuring Servers and Clients

        2.2 Verifying Switches Synchronized Databases

        2.3 Storing the VTP and Related Configuration

        2.4 Avoiding Using VTP

    3. VTP Troubleshooting

        3.1 Determining Why VTP Is Not Synchronizing

        3.2 Common Rejections When Configuring VTP

        3.3 Problems When Adding Switches to a Network


Chapter 6 Miscellaneous LAN Topics

    1. Securing Access with IEEE 802.1x

    2. AAA Authentication

        2.1 AAA Login Process

        2.2 TACACS+ and RADIUS Protocols

        2.3 AAA Configuration Examples

    3. DHCP Snooping

        3.1 DHCP Snooping Basics

        3.2 An Example DHCP-based Attack

        3.3 How DHCP Snooping Works

        3.4 Summarizing DHCP Snooping Features

    4. Switch Stacking and Chassis Aggregation

        4.1 Traditional Access Switching Without Stacking

        4.2 Switch Stacking of Access Layer Switches

        4.3 Switch Stack Operation as a Single Logical Switch

        4.4 Cisco FlexStack and FlexStack-Plus

        4.5 Chassis Aggregation

[/mpc_tab][mpc_tab title=”Part II” tab_id=”1530158992-2-69″]

Chapter 7. Understanding OSPF Concepts

    1. Comparing Dynamic Routing Protocol Features

        1.1 Routing Protocol Functions

        1.2 Interior and Exterior Routing Protocols

        1.3 Comparing IGPs

        1.4 Administrative Distance

    2. OSPF Concepts and Operation

        2.1 OSPF Overview

        2.2 Becoming OSPF Neighbors

        2.3 Exchanging the LSDB Between Neighbors

        2.4 Calculating the Best Routes with SPF

    3. OSPF Area Design

        3.1 OSPF Areas

        3.2 How Areas Reduce SPF Calculation Time

        3.3 OSPF Area Design Advantages


Chapter 8. Implementing OSPF for IPv4

    1. Implementing Single-Area OSPFv2

        1.1 OSPF Single-Area Configuration

        1.2 Matching with the OSPF network Command

        1.3 Verifying OSPFv2 Single Area

        1.4 Configuring the OSPF Router ID

        1.5 OSPF Passive Interfaces

    2. Implementing Multiarea OSPFv2

        2.1 Single-Area Configurations

        2.2 Multiarea Configuration

        2.3 Verifying the Multiarea Configuration

    3. Additional OSPF Features

        3.1 OSPF Default Routes

        3.2 OSPF Metrics (Cost)

        3.3 OSPF Load Balancing

        3.4 OSPFv2 Interface Configuration


Chapter 9. Understanding EIGRP Concepts

    1. EIGRP and Distance Vector Routing Protocols

        1.1 Introduction to EIGRP

        1.2 Basic Distance Vector Routing Protocol Features

        1.3 EIGRP as an Advanced DV Protocol

    2. EIGRP Concepts and Operation

        2.1 EIGRP Neighbors

        2.2 Exchanging EIGRP Topology Information

        2.3 Calculating the Best Routes for the Routing Table

        2.4 EIGRP Convergence


Chapter 10. Implementing EIGRP for IPv4

    1. Core EIGRP Configuration and Verification

        1.1 EIGRP Configuration

        1.2 Configuring EIGRP Using a Wildcard Mask

        1.3 Verifying EIGRP Core Features

    2. EIGRP Metrics, Successors, and Feasible Successors

        2.1 Viewing the EIGRP Topology Table

        2.2 Examining the Metric Components

    3. Other EIGRP Configuration Settings

        3.1 Load Balancing Across Multiple EIGRP Routes

        3.2 Tuning the EIGRP Metric Calculation

        3.3 Autosummarization and Discontiguous Classful Networks


Chapter 11. Troubleshooting IPv4 Routing Protocols

    1. Perspectives on Troubleshooting Routing Protocol Problems

    2. Interfaces Enabled with a Routing Protocol

        2.1 EIGRP Interface Troubleshooting

        2.2 OSPF Interface Troubleshooting

    3. Neighbor Relationships

        3.1 EIGRP Neighbor Verification Checks

        3.2 EIGRP Neighbor Troubleshooting Example

        3.3 OSPF Neighbor Troubleshooting

        3.4 Other OSPF Issues


Chapter 12. Implementing External BGP

    1. BGP Concepts

        1.1 Advertising Routes with BGP

        1.2 Internal and External BGP

        1.3 Choosing the Best Routes with BGP

        1.4 eBGP and the Internet Edge

    2. eBGP Configuration and Verification

        2.1 BGP Configuration Concepts

        2.2 Configuring eBGP Neighbors Using Link Addresses

        2.3 Injecting BGP Table Entries with the network Command

        2.4 Learning a Default Route from the ISP

[/mpc_tab][mpc_tab title=”Part III” tab_id=”1530159625951-2-0″]

Chapter 13. Implementing Point-to-Point WANs

    1. Leased-Line WANs with HDLC

        1.1 Layer 1 Leased Lines

        1.2 Layer 2 Leased Lines with HDLC

        1.3 Configuring HDLC

    2. Leased-Line WANs with PPP

        2.1 PPP Concepts

        2.2 Implementing PPP

        2.3 Implementing PPP CHAP

        2.4 Implementing PPP PAP

        2.5 Implementing Multilink PPP

    3. Troubleshooting Serial Links

        3.1 Troubleshooting Layer 1 Problems

        3.2 Troubleshooting Layer 2 Problems

        3.3 Troubleshooting Layer 3 Problems


Chapter 14. Private WANs with Ethernet and MPLS

    1. Metro Ethernet

        1.1 Metro Ethernet Physical Design and Topology

        1.2 Ethernet WAN Services and Topologies

        1.3 Layer 3 Design Using Metro Ethernet

        1.4 Ethernet Virtual Circuit Bandwidth Profiles

    2. Multiprotocol Label Switching (MPLS)

        2.1 MPLS VPN Physical Design and Topology

        2.2 MPLS and Quality of Service

        2.3 Layer 3 with MPLS VPN


Chapter 15. Private WANs with Internet VPN

    1. Internet Access and Internet VPN Fundamentals

        1.1 Internet Access

        1.2 Internet VPN Fundamentals

    2. GRE Tunnels and DMVPN

        2.1 GRE Tunnel Concepts

        2.2 Configuring GRE Tunnels

        2.3 Verifying a GRE Tunnel

        2.4 Troubleshooting GRE Tunnels

        2.5 Multipoint Internet VPNs Using DMVPN

    3. PPP over Ethernet

        3.1 PPPoE Concepts

        3.2 PPPoE Configuration

        3.3 PPPoE Verification

        3.4 PPPoE Troubleshooting

[/mpc_tab][mpc_tab title=”Part IV” tab_id=”1530159627094-3-5″]

Chapter 16. Basic IPv4 Access Control Lists

    1. IPv4 Access Control List Basics

        1.1 ACL Location and Direction

        1.2 Matching Packets

        1.3 Taking Action When a Match Occurs

        1.4 Types of IP ACLs

    2. Standard Numbered IPv4 ACLs

        2.1 List Logic with IP ACLs

        2.2 Matching Logic and Command Syntax

        2.3 Implementing Standard IP ACLs

        2.4 Troubleshooting and Verification Tips

    3. Practice Applying Standard IP ACLs

        3.1 Practice Building access-list Commands

        3.2 Reverse Engineering from ACL to Address Range


Chapter 17. Advanced IPv4 Access Control Lists

    1. Extended Numbered IP Access Control Lists

        1.1 Matching the Protocol, Source IP, and Destination IP

        1.2 Matching TCP and UDP Port Numbers

        1.3 Extended IP ACL Configuration

        1.4 Practice Building access-list Commands

    2. Named ACLs and ACL Editing

        2.1 Named IP Access Lists

        2.2 Editing ACLs Using Sequence Numbers

        2.3 Numbered ACL Configuration Versus Named ACL Configuration

        2.4 ACL Implementation Considerations

    3. Troubleshooting with IPv4 ACLs

        3.1 Analyzing ACL Behavior in a Network

        3.2 ACL Interactions with Router-Generated Packets


Chapter 18. Quality of Service (QoS)

    1. Introduction to QoS

        1.1 QoS: Managing Bandwidth, Delay, Jitter, and Loss

        1.2 Types of Traffic

        1.3 QoS as Mentioned in This Book

        1.4 QoS on Switches and Routers

    2. Classification and Marking

        2.1 Classification Basics

        2.2 Matching (Classification) Basics

        2.3 Classification on Routers with ACLs and NBAR

        2.4 Marking IP DSCP and Ethernet CoS

        2.5 Defining Trust Boundaries

        2.6 DiffServ Suggested Marking Values

    3. Congestion Management (Queuing)

        3.1 Round Robin Scheduling (Prioritization)

        3.2 Low Latency Queuing

        3.3 A Prioritization Strategy for Data, Voice, and Video

    4. Shaping and Policing

        4.1 Policing

        4.2 Shaping

    5. Congestion Avoidance

        5.1 TCP Windowing Basics

        5.2 Congestion Avoidance Tools

[/mpc_tab][mpc_tab title=”Part V” tab_id=”1530159628226-4-8″]

Chapter 19 IPv4 Routing in the LAN

    1. VLAN Routing with Router 802.1Q Trunks

        1.1 Configuring ROAS

        1.2 Verifying ROAS

        1.3 Troubleshooting ROAS

    2. VLAN Routing with Layer 3 Switch SVIs

        2.1 Configuring Routing Using Switch SVIs

        2.2 Verifying Routing with SVIs

        2.3 Troubleshooting Routing with SVIs

    3. VLAN Routing with Layer 3 Switch Routed Ports

        3.1 Implementing Routed Interfaces on Switches

        3.2 Implementing Layer 3 EtherChannels

        3.3 Troubleshooting Layer 3 EtherChannels


Chapter 20. Implementing HSRP for First-Hop Routing

    1. FHRP and HSRP Concepts

        1.1 The Need for Redundancy in Networks

        1.2 The Need for a First Hop Redundancy Protocol

        1.3 The Three Solutions for First-Hop Redundancy

        1.4 HSRP Concepts

    2. Implementing HSRP

        2.1 Configuring and Verifying Basic HSRP

        2.2 HSRP Active Role with Priority and Preemption

        2.3 HSRP Versions

    3. Troubleshooting HSRP

        3.1 Checking HSRP Configuration

        3.2 Symptoms of HSRP Misconfiguration


Chapter 21. Troubleshooting IPv4 Routing

    1. Problems Between the Host and the Default Router

        1.1 Root Causes Based on a Host’s IPv4 Settings

        1.2 Root Causes Based on the Default Router’s Configuration

    2. Problems with Routing Packets Between Routers

        2.1 IP Forwarding by Matching the Most Specific Route

        2.2 Routing Problems Caused by Incorrect Addressing Plans

        2.3 Pointers to Related Troubleshooting Topics

[/mpc_tab][mpc_tab title=”Part VI” tab_id=”1530163309543-5-10″]

Chapter 22. IPv6 Routing Operation and Troubleshooting

    1. Normal IPv6 Operation

        1.1 Unicast IPv6 Addresses and IPv6 Subnetting

        1.2 Assigning Addresses to Hosts

        1.3 Router Address and Static Route Configuration

        1.4 Verifying IPv6 Connectivity

    2. Troubleshooting IPv6

        2.1 Pings from the Host Work Only in Some Cases

        2.2 Pings Fail from a Host to Its Default Router

        2.3 Problems Using Any Function That Requires DNS

        2.4 Host Is Missing IPv6 Settings: Stateful DHCP Issues

        2.5 Host Is Missing IPv6 Settings: SLAAC Issues

        2.6 Traceroute Shows Some Hops, But Fails

        2.7 Routing Looks Good, But Traceroute Still Fails


Chapter 23 Implementing OSPF for IPv6

    1. OSPFv3 for IPv6 Concepts

        1.1 IPv6 Routing Protocol Versions and Protocols

        1.2 Two Options for Implementing Dual Stack with OSPF

        1.3 OSPFv2 and OSPFv3 Internals

    2. OSPFv3 Configuration

        2.1 Basic OSPFv3 Configuration

        2.2 Other OSPFv3 Configuration Settings

    3. OSPFv3 Verification and Troubleshooting

        3.1 OSPFv3 Interfaces

        3.2 OSPFv3 Neighbors

        3.3 OSPFv3 LSDB and LSAs

        3.4 The Issue of IPv6 MTU

        3.5 OSPFv3 Metrics and IPv6 Routes


Chapter 24. Implementing EIGRP for IPv6

    1. EIGRP for IPv6 Configuration

        1.1 EIGRP for IPv6 Configuration Basics

        1.2 EIGRP for IPv6 Configuration Example

        1.3 Other EIGRP for IPv6 Configuration Settings

    2. EIGRP for IPv6 Verification and Troubleshooting

        2.1 EIGRP for IPv6 Interfaces

        2.2 EIGRP for IPv6 Neighbors

        2.3 EIGRP for IPv6 Topology Database

        2.4 EIGRP for IPv6 Routes


Chapter 25. IPv6 Access Control Lists

    1. IPv6 Access Control List Basics

        1.1 Similarities and Differences Between IPv4 and IPv6 ACLs

        1.2 ACL Location and Direction

        1.3 IPv6 Filtering Policies

        1.4 ICMPv6 Filtering Caution

        1.5 Capabilities of IPv6 ACLs

        1.6 Limitations of IPv6 ACLs

    2. Configuring Standard IPv6 ACLs

    3. Configuring Extended IPv6 ACLs

        3.1 Examples of Extended IPv6 ACLs

        3.2 Practice Building ipv6 access-list Commands

    4. Other IPv6 ACL Topics

        4.1 Implicit IPv6 ACL Rules

        4.2 IPv6 Management Control ACLs

[/mpc_tab][mpc_tab title=”Part VII” tab_id=”1530163723275-6-8″]

Chapter 26 Network Management

    1. Simple Network Management Protocol

        1.1 SNMP Concepts

        1.2 Implementing SNMP Version 2c

        1.3 Implementing SNMP Version 3

    2. IP Service Level Agreement

        2.1 An Overview of IP SLA

        2.2 Basic IP SLA ICMP-Echo Configuration

        2.3 Troubleshooting Using IP SLA Counters

        2.4 Troubleshooting Using IP SLA History

    3. SPAN

        3.1 SPAN Concepts

        3.2 Configuring Local SPAN

        3.3 SPAN Session Parameters for Troubleshooting


Chapter 27. Cloud Computing

    1. Cloud Computing Concepts

        1.1 Server Virtualization

        1.2 Cloud Computing Services

        1.3 Cloud and the “As a Service” Model

    2. WAN Traffic Paths to Reach Cloud Services

        2.1 Enterprise WAN Connections to Public Cloud

        2.2 A Scenario: Branch Offices and the Public Cloud

    3. Virtual Network Functions and Services

        3.1 Virtual Network Functions: Firewalls and Routers

        3.2 DNS Services

        3.3 Address Assignment Services and DHCP

        3.4 NTP


Chapter 28. SDN and Network Programmability

    1. SDN and Network Programmability Basics

        1.1 The Data, Control, and Management Planes

        1.2 Controllers and Network Architecture

        1.3 SDN Architecture Summary

    2. Examples of Network Programmability and SDN

        2.1 Open SDN and OpenFlow

        2.2 The Cisco Application Centric Infrastructure

        2.3 The Cisco APIC Enterprise Module

        2.4 Comparing the Three Examples

    3. Cisco APIC-EM Path Trace ACL Analysis Application

        3.1 APIC-EM Path Trace App

        3.2 APIC-EM Path Trace ACL Analysis Tool Timing and Exam Topic


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