The eLearning Center for Gatlin Education Services

This series is designed to help learners prepare and take the Cisco Certified Network Professional exam 642-801: Building Scalable Cisco Internetworks. The series explains how to install, configure, and monitor LANs and WANs with from 100 to 500 nodes. Learners are taught the principles of routing, how to extend IP addresses, and how to implement OSPF in a single area and interconnect OSPF areas. The series also covers how to apply integrated IS-IS, how to employ enhanced IGRP, how to configure BGP protocol and scale BGP networks, and how to optimize routing updates and implement successful route redistribution.

Routing Principles
Time: 2.0 hour(s)
Summary:
This course examines the major functions of a router as well as various routing protocols that can operate on Cisco routers. In addition, the learner will study how to analyze the various fields in a routing table.
Objectives:
* Explain administrative distance and the metrics used by routing protocols.
* Distinguish among the following routing protocols: IGRP, RIPv1, RIPv2, BGP, EIGRP, IS-IS, and OSPF.
* Use the ip route command..
* Use debugging commands to monitor convergence patterns of routing protocols.
* Analyze routing tables.
Topics:
* Functions of a Router
* Administrative Distance
* Metrics & Neighbors
* Static & Dynamic Routers
* Multipath, Intra- & Interdomain Routers
* Classful & Classless Routers
* Distance Vector and Link State Routers
* Convergence
* Anatomy of a Routing Table

Extending IP Addresses
Time: 1.0 hour(s)
Summary:
This course explains IP addressing and extending IP addresses. The Internet Protocol (IP) is the primary protocol used to encapsulate data in the Internet suite. This course focuses on some of the solutions and mechanisms the Cisco professional should know to help decrease the routing table size as well as create a more hierarchical addressing scheme.
Objectives:
* Explain administrative distance and the metrics used by routing protocols.
* Distinguish among the following routing protocols: IGRP, RIPv1, RIPv2, BGP, EIGRP, IS-IS, and OSPF.
* Use the ip route command.
* Use debugging commands to monitor convergence patterns of routing protocols.
* Analyze routing tables.
Topics:
* Functions of a Router
* Administrative Distance
* Metrics & Neighbors
* Static & Dynamic Routers
* Multipath, Intra- & Interdomain Routers
* Classful & Classless Routers
* Distance Vector and Link State Routers
* Convergence
* Anatomy of a Routing Table

Implementing OSPF in a Single Area
Time: 2.0 hour(s)
Summary:
This course examines the Open Shortest Path First (OSPF) routing protocol. It explains OSPF in comparison to the Routing Information Protocol (RIP), and covers discovery, selection, route maintenance, and point-to-point operation. The two formal modes of running OSPF over an NBMA topology are discussed, and OSPF configuration and verification are explained in detail.
Objectives:
* Understand the differences between OSPF and RIP.
* Explain how the Hello protocol works.
* Describe the eight possible states that an OSPF router can go through during the initialization process.
* Use IP unnumbered and loopback addressing.
* Configure and verify different OSPF operations for a single area.
Topics:
* The OSPF Protocol
* OSPF Versus RIP in a Large Internetwork
* OSPF Discovery, Selection, and Route Maintenance
* OSPF Point-to-Point Operation
* OSPF Broadcast Multi-Access Operation
* The OSPF Routing Process Revisited
* NBMA Mode
* Point-to-Multipoint Modes
* OSPF Configuration and Verification
* OSPF in NBMA Mode Configuration

Interconnecting OSPF Areas
Time: 2.0 hour(s)
Summary:
This course covers advanced concepts of the Open Shortest Path First (OSPF) protocol, and how to link multiple areas and OSPF addressing in multiple areas. This course also explains the different types of areas, routers, and link-state advertisements. Configuring and verifying a Cisco router for OSPF multi-area operations is covered in detail.
Objectives:
* Design your area network properly.
* Configure virtual links and loopback interfaces.
* Master the various link-state advertisement (LSA) types.
* Understand how multicasting works for internal routers.
* Deploy route summarization in OSPF NBMA environments.
* Configure and verify multi-area OSPF operations.
Topics:
* OSPF Areas, Routers, and LSAs
* OSPF Router Types
* OSPF Link-State Types
* OSPF Support for VLSM and Route Summarization
* OSPF Operation in a Multiple-Area NBMA Environment
* Configuring and Verifying a Multi-Area OSPF Network
* Summary Route Costs and Default Routes
* The showip ospf command

Applying Integrated IS-IS
Time: 2.0 hour(s)
Summary:
This course discusses the Intermediate System-to-Intermediate System (IS-IS) routing protocol, which is used for both ISO Connectionless Network Protocol (CLNP) and IP applications. It covers how to develop an effective addressing plan, establishing various adjacencies, and configuring Cisco routers and the IS-IS circuit type.
Objectives:
* Explain OSI models and protocols.
* Identify IS-IS networks, routers, and interface types.
* Develop an IS-IS addressing scheme.
* Configure and verify Level 1 and Level 2 ISs.
Topics:
* IS-IS Networks and Interfaces
* Types of IS-IS Routers
* Developing an Effective Addressing Plan
* Identifying Systems and Establishing Adjacencies
* IS-IS LAN and WAN Adjacencies
* Database Synchronization and Routing Traffic Support
* IS-IS NBMA Solutions in Switched WANs
* Configuring Cisco Routers for Integrated IS-IS Operation
* Configuring the IS-IS Circuit Type
* A Sample Dual Area Integrated IS-IS Environment

Employing Enhanced IGRP
Time: 2.0 hour(s)
Summary:
This course discusses the Enhanced Interior Gateway Routing Protocol (EIGRP), which improves Cisco''s proprietary IGRP by using elements of distance-vector and link-state characteristics. Learners will examine IP routing with EIGRP, and discuss how EIGRP functions like a distance-vector protocol to find the optimal path on a network and utilize link-state properties.
Objectives:
* Explain how EIGRP discovers, chooses, and manages routes.
* Configure EIGRP for VLSM and route summarization.
* Deploy EIGRP in several NBMA environments.
* Configure and verify EIGRP operations.
Topics:
* EIGRP Features and Operation
* EIGRP Discovery, Selection, and Route Maintenance
* The Neighbor Table
* The Topology Table
* The Routing Table
* The EIGRP Discovery Process
* The EIGRP Selection Process
* EIGRP Support of VLSM and Route Summarization
* Routing Traffic Transport and Database Synchronization
* EIGRP Operation in an NBMA Environment
* Stuck-in-Active
* Verifying Enhanced IGRP Operation

Configuring Border Gateway Protocol
Time: 1.0 hour(s)
Summary:
This course covers the Border Gateway Protocol (BGP) and how it addresses path determination in modern internetworks. The learner will examine the default standard BGP and how it achieves interdomain routing in TCP/IP networks to transport packets.
Objectives:
* Explain the process for connecting to other autonomous systems.
* Explain the basics behind BGP routing policy functions.
* Describe how BGP synchronization works.
* Describe BGP peering functions with peer groups and communities.
* Configure and verify BGP.
Topics:
* Introduction to BGPs
* Connecting to Other Autonomous Systems
* BGP Policy-Based Routing Functions
* Using Attributes
* The Route Selection Process
* BGP Syncchronization
* BGP Peering Functions
* Configuring and Verifying External and Internal BGP

Scaling BGP Networks
Time: 1.0 hour(s)
Summary:
This course explores advanced concepts of the Border Gateway Protocol (BGP). The learner will examine BGP scalability through route reflectors and managing policy using prefix lists, and will learn how to connect to multiple ISPs via BGP and how to configure and verify multihomed BGP scenarios. The course also discusses methods for redistributing routes between BGP and IGPs.
Objectives:
* Calculate connections needed for IBGP.
* Design and configure a route reflector.
* Use the show ip bgp command.
* Implement distribute lists and prefix lists.
* Connect multiple ISPs with BGP.
* Redistribute routes between BGP and IGPs.
* Verify a multihomed environment.
Topics:
* Scalability Issues with Internal BGP
* BGP Route Reflectors
* Policy Control in BGP Using Prefix Lists
* Multihoming
* Multihoming With BGP
* Route Redistribution Between BGP and IGPs
* Redistributing Static Routes into BGP

Routing Update Optimization and Redistribution
Time: 2.0 hour(s)
Summary:
This course discusses Cisco policy-based routing. The learner will examine various routing commands, and learn about the redistribution of routing update traffic. This course also covers resolving path selection issues, implementing route filters, and verifying route redistribution.
Objectives:
* Influence the optimal path.
* Understand the guidelines for route redistribution.
* Configure and verify route redistribution.
* Use different mechanisms to resolve path selection.
* Verify route redistribution and route map policy.
* Configure policy-based routing with route maps.
Topics:
* Cisco Policy-Based Routing
* Routing Commands
* Verifying Policy-Based Routing
* Redistribution of Routing Update Traffic
* Implementing Successful Route Redistribution
* Configuring Route Redistribution
* The default-metric Command
* Resolving Path Selection Issues
* Implementing Route Filters
* The distance Command
* Verifying Route Redistribution

Practice Exam
Time: 2.0 hour(s)
Summary:
This course provides practice exam questions for the Cisco CCNP BSCI 642-801 exam.
Topics:
* Routing Principles
* Extending IP Addresses
* Implementing OSPF in a Single Area
* Interconnecting OSPF Areas
* Applying Integrated IS-IS
* Employing Enhanced IGRP
* Configuring Border Gateway Protocol
* Scaling BGP Networks
* Routing Update Optimization and Redistribution