Chapter 1-10 Media

Media:

Chapter 1: Overview of Scalable Internetworks
1.1.1 Scalable Network Design
Scaling Large Internetworks
1.1.2 Defining the Router's Role in a Hierarchy
1.1.3 Routers at Each Layer
1.2.1 Key Characteristics
1.2.2 Making the Network Reliable and Available
1.2.3 Making the Network Responsive
1.2.4 Making the Network Efficient 1
1.2.5 Making the Network Efficient 2
1.2.6 Making the Network Adaptable
1.2.7 Making the Network Accessible but  Secure
Chapter 2: Advanced IP Addressing Management
2.1.1 The Internet Used a Two-Level Hierarchy
2.1.2 Address Architecture
The Internet Used a Two-Level Hierarchy
Routing Table with Host-Based Routing
Routing Table with Network-Based Routing
2.1.3 Address Architecture
IP Address Classes
2.2.1 Why Classless Interdomain Routing
2.2.2 CIDR Example
2.2.3 20 Bit CIDR Network Number
2.3.1 How Big Is The Internet?
How Big Is The Internet?
2.3.2 Telephone Number Hierarchy
2.3.3 Slowing IP Address Depletion
2.3.4 IPv6 Prefix and Address Format
Allocation of IPv6 Prefixes
IPv6 Address Assignment Hierarchy
IPv6 Address Assignment Hierarchy
Local-Use Address Formats
2.4.1 Variable-Length Subnet Masks
2.4.2 Classless and Classful Updates
2.4.3 Calculating VLSMs
Class B IP Address Quantities
Class C IP Address Quantities
2.4.4 VLSM Internetwork
2.5.1 Route Summarization
Route Summarization
2.5.2 Summarizing Within an Octet
2.5.3 Summarization by Multiple Routers
2.5.4 RIP1 and IGRP Do Not Advertise Subnets
2.6.1 NAT Router
2.6.2 Translating Inside Local Addresses (0-6)
2.6.3 NAT Implementation Considerations
2.7.1 Using IP Unnumbered
2.7.2 Configuring IP Unnumbered on Serial Interfaces (0-2)
2.7.3 RIP with IP Unnumbered Configured Properly (0-2)
2.7.4 Host Routes (0-6)
2.7.5 RIP with IP Unnumbered Configured Improperly
2.7.6 Example of Routing Updates (0-6)
2.7.7 New Major Network
2.8.1 Cisco IOS Easy IP
2.8.2 Easy IP Topology (1-3)
2.8.3 Configuration of the Cisco IOS DHCP Server
2.9.1 Purpose of Helper Addresses
2.9.2 Server Location
The IP Forward-Protocol Command
2.9.3 Route Exchange
Forwarding Default UDP Broadcasts
Forwarding Default and Other Broadcasts
Directed Broadcast into Subnet
Directed Broadcast and Unicast
Chapter 3: Routing Protocols Overview
3.1.1 Comparing Routing Protocols
3.1.2 Internetwork with Static Routes
Statically Defined Routes
Link Failure
Static Routes With Failed
RIP Static Route Example
3.1.3 Distance-Vector Routing
Distance-Vector Routing Protocol
Hop Counts with Distance-Vector Protocol
3.1.4 Link-State Routing
Distance-Vector Routing Protocol

Hop Counts in Link-State Network
Multiple OSPF Areas
Complicated Network
3.1.5 Hybridized Routing Features
3.2.1 Convergence
3.2.2 Four-Gateway Internetwork
Preconvergence Routing Table
Link Failure Between C and D
Immediate Neighbors
Sharing Routing Data
Midconvergence Routing Table
Postconvergence Routing Table
3.2.3 Factors that Affect Convergence Time
3.3.1 Route Calculation (1-2)
3.3.2 Timed Updates
Event Driven Updates
3.3.3 Link-State Metrics
Chapter 4: OSPF in a Single Area
4.1.1 OSPF vs RIP (1-2)
4.1.2 OSPF Terminology (0-8)
4.1.3 OSPF Packet Types (1-2)
4.2.1 Steps of OSPF Operation
4.2.2 Hello Packet (0-8)
Neighbor Status in Different Network Types
4.2.3 DR and BDR Selection Criteria
4.2.4 Route Discovery (0-4)
4.2.5 Route Selection
4.2.6 Link-State Information (1-4)
4.3.1 Basic Configuration Steps (1-2)
4.3.2 Router ID
4.4.1 Neighbor Status in Different Network Types
NBMA Network as a Point-to-Multipoint Network

OSPF over NBMA Topology Summary
4.4.2 OSPF for Nonbroadcast Networks (0-8)
4.4.3 Point-to-Point Configuration (0-8)
4.4.4 Point-to-Multipoint Mode
4.4.5 Point-to-Multipoint Interfaces
4.4.6 Multipoint Configuration with Broadcast Network (0-8)
4.5.1 OSPF Operation and Statistics Commands
4.5.2 OSPF Operation
Chapter 5: OSPF with Multiple Areas
5.1.1 Issues with Maintaining a Large OSPF Network
5.1.2 The Solution: OSPF Hierarchical Routing
5.1.3 OSPF Multi-Area Components
5.1.4 Types of OSPF Routers
5.1.5 Link-State Advertisements (1-2)
5.1.6 Types of Areas
5.1.7 Calculating Costs for Summary and AS External Routers
5.2.1 Forwarding Packet in a Multi-Area Network
5.2.2 Flooding LSUs to Multiple Areas
5.2.3 Path Calculation Order
5.3.1 Configuring OSPF ABRs
5.3.2 Calculation Example
5.3.3 Instruct the ABR to Summarize Routes
Instruct the ABR to Sumarize External Routes
Router Summarization Configuration Example
5.4.1 Using Stub and Totally Stubby Areas
5.4.2 Stub and Totally Stubby Area Restrictions
5.4.3 Define an Area as Stub/Totally Stubby
Define the Cost of the Default Route
5.4.4 OSPF Stub Area Configuration Example
5.4.5 OSPF Totally Stubby Configuration Example
5.5.1 Meeting the Backbone Area Requirements (1-2)
5.5.2 Configuring Virtual Links (1-2)
5.5.3 OSPF Virtual Link Configuration Example
5.6.1 OSPF NSSA Overview
Why Use OSPF NSSA?
Why Use OSPF NSSA? (cont.)
5.6.2 No Graphic
5.6.3 Configuring OSPF NSSA (1-2)
5.7.1 No Graphic
Chapter 6: Configuring EIGRP
6.1.1 Metrics
6.1.2 EIGRP Features
6.1.3 EIGRP Support for Novell IPX RIP and SAP
6.1.4 BGP Show Commands
6.2.1 EIGRP Technologies
6.2.2 Neighbor Routers Exchange their Routing Tables (0-6)
6.2.3 EIGRP Reliability
6.2.4 DUAL Example
6.2.5 EIGRP Terminology
6.3.1 EIGRP Neighbor Table
EIGRP Routing Table
EIGRP Topology Table
6.3.2 EIGRP DUAL
6.3.3 EIGRP Packet Types
6.4.1 A Small EIGRP Network  (1-3)
6.4.2 Alternative Paths (1-4)
6.5.1 Displaying the Neighbor Table
6.5.2 Neighbor Routers Exchange Their Routing Table (0-6)
6.5.3 EIGRP Uses a Composite Metric to Pick the Best Path
Neighbor Routers Exchange Their Routing Table
Router B is Current Successor and Router H is the Feasible Successor
6.5.4 Maintaining Routers 1A
Maintaining Routers 1B
Maintaining Routers 1C
Maintaining Routers 2A
Maintaining Routers 2B
Maintaining Routers 2C
6.6.1 Configuring EIGRP for IP
EIGRP WAN Configuration - Pure Multipoint

EIGRP WAN Configuration - Hybrid Multipoint
EIGRP WAN Configuration - Pure Multipoint (Preferred)
6.6.2 Configuring EIGRP Support for IPX (1-2)
6.6.3 Configuring EIGRP for IPX SAP Updates
6.6.4 EIGRP for IPX SAP Configuration Example (1-2)
6.7.1 Classful Boundary
6.7.2 Manual Summarization Example
6.8.1 Show Commands (1-2)
Chapter 7: Route Optimization
7.1.1 Passive Interface
7.1.2 Problem: Passive Interface
Solution: Use a Distribute List
7.1.3 Distribute-List Example (1-2)
7.1.4 Standard IP Access List Inbound Processing
Standard IP Access List Outbound Processing
7.2.1 Gateway of Last Resort
7.2.2 Gateway of Last Resort for a Non-Local Domain
7.2.3 Gateway of Last Resort Fails for a Local Domain
7.2.4 The Solution
7.2.5 Gateway of Last Resort Still Works When Link Fails
7.2.6 Using IP Classless
7.3.1 Network Configuration
7.3.2 Using Static Routes (1-3)
7.3.3 Using Static Routes and Null0
7.3.4 Verify Redistribution Operation
7.3.5 Policy Routing (1-3)
7.4.1 RIP and 0.0.0.0
7.4.2 Scenario (1-7)
7.4.3 No Graphic
7.4.4 The Three-Router Topology
7.4.5 ISDN Connections
7.4.6 default-information Originate Command
7.5.1 Redistribution
7.5.2 Redistribution Issues
7.5.3 Administrative Distance
Redistribution Issues
7.5.4 Redistribution Guidelines
7.5.5 Implementation Steps (1-3)
7.5.6 Modifying Administrative Distance
7.5.7 Static Route Configuration
Core Routing Protocol
7.5.8 Router Configuration Output
Redistribution Using Distance
Redistribution Using Distance
7.5.9 Splitting the Network
IGRP and RIP
7.5.10 Verifying Redistribution Operation
7.6.1 Typical RIP Network
Network Address Assignment for the RIP Network
7.6.2 RIP with an OSPF Center
7.6.3 RIP with an OSPF Center
7.6.4 Configuration File Example
7.6.5 Configuration Route Summarization Between OSPF Areas
Network Address Assignment for the Network 130.10.0.0
7.6.6 Configuration Route Summarization Between OSPF Areas
Network Address Assignment for the Network 130.10.0.0
7.6.7 Mutual Redistribution Between RIP and OSPF Networks
Chapter 8: Basic BGP
8.1.1 Autonomous Systems
8.1.2 Static Routing
Dynamic Routing
8.1.3 Autonomous System
8.1.4 Stub Autonomous System (1-2)
8.1.5 Multihomed Nontransit AS
8.1.6 Multihomed Transit AS
8.1.7 BGP Prevents Routing Loops
8.1.8 When Not to Use BGP
8.2.1 BGP v4
8.2.2 How BGP Works (1-3)
8.2.3 BGP Message Header Format
8.3.1 OPEN Message Format
8.3.2 Finite State Machine Perspective
8.3.3 NOTIFICATION Message
Possible BGP Error Codes
8.3.4 KEEPALIVE Messages
8.3.5 UPDATE Message Format (1-2)
8.3.6 Network Layer Reachability
8.3.7 Withdrawn Routes Format
8.3.8 Path Attributes
8.4.1 EBGP and IBGP
8.4.2 Single EBGP and ISP Connection (1-4)
8.4.3 Simple BGP Configuration
8.4.4 EBGP and IBGP Configurations
Physical Versus Logical Connections
8.5.1 BGP Show Commands
8.6.1 Building Peering Sessions
8.6.2 BGP Continuity Inside an AS
8.6.3 Synchronization Within an AS
8.7.1 Route Exchange
8.7.2 Route Exchange
8.7.3 Routing Environment
8.7.4 Simple Route Map
8.7.5 Aggregation
CIDR Aggregation Example
8.7.6 BGP Attributes
8.7.7 Next-Hop Attribute
Table of San Jose Router
IP Routing Table of San Jose Router
8.7.8 Next-Hop on Multiaccess Media
8.7.9 Next-Hop over NBMA
Next-Hop on Multiaccess Media
8.7.10 AS_Path Attribute
8.8.1 Stripping Private AS Numbers
8.8.2 Stripping Private AS Numbers
8.8.3 Routing Environment Before Prepending Dummy AS
Routing Environment After Prepending Dummy AS
8.8.4 Applying BGP Attributes
8.8.5 Local Preference Attribute Example
Local Preference
Weight Attribute
8.8.6 Local Preference
8.8.7 Effects of the MED Attribute
8.8.8 MED Configuration Example
8.8.9 BGP Origin Types
8.8.10 BGP Origin Types
Chapter 9: Integrating BGP into ISP Networks
9.1.1 Large Internal Mesh
9.1.2 Internal Peers in Mesh Environment
9.1.3 Configuration Example: Route Reflectors
9.1.4 Configuration Example: Route Reflectors
9.2.1 Inbound Outbound Filtering
9.2.2 Manipulating Attributes
9.2.3 Identifying and Filtering Prefixes
9.2.4 Creating a Prefix List (1-9)
9.2.5 Prefix List Example (1-2)
9.2.6 The Community Attribute
9.2.7 Setting the Community Attribute
9.2.8 Peer Group
9.2.9 Peer Group: Configuration Example
9.3.1 Redundancy, Symmetry, Load Balance
9.3.2 Why Redundancy is Desired
9.3.3 Dynamic Default Advertisement
9.3.4 Dynamically Learned Defaults
9.3.5 How to Use Statically Set Default Routes (1-4)
9.3.6 Dealing with 0/0 Default
9.3.7 No Graphic
9.3.8 Load Balancing
9.3.9 Single-homed Connections
9.4.1 Multihomed Connections with a Single Provider
How to Use Statically Set Default Routes
9.4.2 Default Only, One Primary, and One Backup Link
9.4.3 Multihomed Scenarios with Multiple Providers
9.5.1 No Graphic
9.5.2 Injection of Unwanted or Faulty Information
9.5.3 Injecting Information Statically into BGP
9.5.4 Inject Information Dynamically into BGP
9.5.5 Inject Information Dynamically into BGP
9.6.1 Practical Design Example
9.6.2 Practical Design Example
9.6.3 Practical Design Example
Chapter 10: Managing IP Traffic
10.1.1 Managing IP Traffic
10.1.2 IP Access List (1-2)
10.2.1 Filtering
10.2.2 Standard IP Access List Inbound Processing
10.2.3 Standard IP Access List Outbound Processing
10.2.4 Access Lists Use Wildcard Mask
10.2.5 IP Access-List Commands (1-2)
10.2.6 Implicit Masks
10.2.7 Configuring Principles for Access Lists
10.2.8 Location of Standard Access Lists
10.3.1 How to Control vty Access
10.3.2 Line Commands (1-2)
10.4.1 Higher Degree of Control
10.4.2 Extended Access List Processing
10.4.3 Extended IP Access List Command
ICMP Command Syntax
ITCP Syntax
UDP Syntax
10.4.4 Providing DNS and Ping (1-2)
10.4.5 Standard Named Access Lists
Extended Named Access Lists
10.4.6 No Graphic
10.4.7 Verifying Access-List Configurations
10.5.1 Configure Null Interface
10.5.2 Null Interface Command (1-3)
10.6.1 Configure Lock-and-Key
10.6.2 Lock-and-Key Configuration Tips
10.6.3 Display Dynamic Access-List Entries
Manually Delete Dynamic Access-List Entries
10.6.4 No Graphic
10.7.1 No Graphic
10.7.2 Simple Topology
DMZ Topology
10.7.3 Define the Reflexive Access List
Define the Reflexive Access List
Nest the Reflexive Access List
Nest the Reflexive Access List
Set a Global Timeout Value
10.7.4 Simple Topology
DMZ Topology
10.8.1 No Graphic
10.8.2 How CBAC Works
10.8.3 No Graphic
10.8.4 Packing an Interface: Internal or External (1-2)
10.8.5 Basic Configuration
10.8.6 Global Timeouts and Thresholds
10.8.7 Configuration Application -layer Protocols
Application Protocol Keywords
Configuration Java Inspection
Configuration IP Packet Fragmentation Inspection
Configuration Generic TCP and UDP Inspection
Applying the Inspection Rule to an Interface
10.8.8 Configuration Logging and Audit Trial
Verifying CBAC
10.8.9 Debuggin CBAC (1-5)
10.8.10 IP Inspect Name (Global Configuration)
Syntax Description
Protocol Keywords
Command History
Related Commands
Command History
Syntax Description
Protocol Keywords
Command History