CID 3.0 (640-025) Exam Objectives
- Demonstrate an understanding of the steps for designing internetwork
solutions.
- Analyze a client’s business and technical requirements and select
appropriate internetwork technologies and topologies.
- Construct an internetwork design that meets a client’s objectives for
internetwork design that meets a client’s objectives for internetwork
functionality, performance, and cost.
- Define the goals of internetwork design.
- Define the issues facing designers.
- List resources for further information.
- Identify the origin of design models used in the course.
- Define the hierarchical model.
- List common reasons that customers invest in a campus LAN design project.
- Examine statements made by a client and distinguish the relevant issues
that will affect the choice of campus LAN design solutions.
- Define switches, virtual LANs, and LAN emulation.
- Examine a client’s requirements and construct an appropriate switched
campus LAN solution.
- Define routing functions and benefits.
- Examine a client’s requirements and construct an appropriate campus LAN
design solution that includes switches and routers.
- Examine a client’s requirements and construct an appropriate ATM design
solution.
- Construct designs using ATM technology for high-performance workgroups and
high-performance backbones.
- Upgrade internetwork designs as the role of ATM evolves.
- Choose the appropriate IP addressing scheme based on technical
requirements.
- Identify IP addressing issues and how to work around them.
- Choose the appropriate IP routing protocol and features based on
convergence, overhead, and topology.
- Identify IP routing pathologies and issues and how to avoid them.
- Use modular design and summarization features to design scalable Open
Shortest Path First (OSPF) internetworks.
- Allocate IP addresses in contiguous blocks so that OSPF summarization can
be used.
- Determine IGRP convergence time for various internetwork configurations.
- Use IGRP for path determination in IP internetworks.
- Use Enhanced IGRP for path determination in internetworks that support IP,
IPX, and Appletalk.
- Examine a client’s requirements and construct an appropriate AppleTalk
design solution.
- Choose addressing and naming conventions to build manageable and scalable
AppleTalk internetworks.
- Use Cisco IOS TM features to design scalable AppleTalk internetworks.
- Examine a client’s requirements and construct an appropriate IPX design
solution.
- Choose the appropriate routing protocol for an IPX internetwork.
- Design scalable and manageable IPX internetworks by controlling RIP and
SAP traffic.
- Examine a client’s requirements and construct an appropriate NetBIOS
design solution.
- Design a source-route-bridged internetwork that provides connectivity for
NetBIOS applications and controls NetBIOS explorer traffic.
- List common concerns that customers have about WAN designs.
- Examine statements made by a customer and distinguish issues that affect
the choice of WAN designs.
- Design core WAN connectivity to maximize availability and optimize
utilization of resources.
- Design a full or partial mesh Frame Relay nonbroadcast multiaccess (NBMA)
core for full or partial connectivity.
- Choose a scalable topology for NBMA Frame Relay.
- Use subinterface Frame Relay configurations to design robust core WANs.
- Design scalable internetwork WAN nonbroadcast multiaccess X.25.
- Design scalable, robust internetwork WAN with X.25 subinterface
configuration.
- Use X.25 switching to provide X.25 service over an integrated IP backbone.
- Explain ISDN services.
- Examine a customer’s requirements and recommend appropriate ISDN
solutions.
- Construct and ISDN design that conserves bandwidth and is cost effective.
- Examine a client’s requirements and recommend appropriate point-to-point
and asynchronous WAN solutions.
- Choose appropriate link encapsulation for point-to-point circuits.
- Discuss the hierarchical and connection-oriented nature of SNA.
- Describe the use of gateways to attach Token Ring devices to an SNA
network.
- Explain how LLC2 and SDLC sessions are established.
- Describe reasons for integrating SNA technology with internetworking
technology.
- Examine a client’s requirements and recommend SNA internetworking
solutions.
- Construct SNA designs that replace legacy communications equipment with
multiprotocol routers.
- Build redundancy into SNA internetworks.
- Design remote source-route bridged SNA internetworks in full and
partial-mesh configurations.
- Choose the appropriate place to do priority queuing or custom queuing for
SNA.
- Examine a client’s security requirements and recommend firewalls and
gateways.
- Design a firewall system using packet-filtered routers and bastion hosts.
- Choose protocols to be filtered on routers in the firewall.
- Summarize the major concepts covered in this class.
- Recall the steps for internetwork design.
- Describe methods for monitoring your internetwork design.
- Return to your environment with fresh ideas and plans for internetwork
designs.
The CID 3.0 (640-025) Feature
- Computer based.
- 100 questions.
- 2 hours.
- Passing score 65%.
- Can be reviewed or revisited.
Emphasized Objects
- Introduction to Internetwork design (8).
- Campus LAN design (8).
- TCP/IP network design (25).
- Desktop protocol design (25).
- WAN design (26).
- SNA design (26).
- Addressing security issues (1).
Note: Cisco Internetwork Design (CID) is the old name.
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