CCNA EXPLORATION V4.0 NETWORK …

1 ccna EXPLORATION NETWORK fundamentals instructor reference guide CCOOMMPPAARRIISSOONN OOFF NNEEWW CCUURRRRIICCUULLAA WWIITTHH EEXXIISSTTIINNGG CCUURRRRIICCUULLAA Prepared by Cisco Learning Institute June 25, 2007 CCIISSCCOO,, NNEETTWWOORRKK FFUUNNDDAAMMEENNTTAALLSS IINNSSTTRRUUCCTTOORR RREEFFEERREENNCCEE GGUUIIDDEE June 27, 2007 Page 1 NETWORK fundamentals Summary New ccna curriculum has been created to improve student experience, improve quality, and increase flexibility. CCIISSCCOO,, NNEETTWWOORRKK FFUUNNDDAAMMEENNTTAALLSS IINNSSTTRRUUCCTTOORR RREEFFEERREENNCCEE GGUUIIDDEE June 27, 2007 Page 2 NETWORK fundamentals Course Outline Following is the outline for this new course with indications as to which topics contain new content.

2 Course Outline New/ Existing Content Living in a NETWORK -centric world- Chapter Intro Chapter Introduction New Communicating in a NETWORK -Centric World New Networks supporting the Way We live New Examples of Today s Popular Communication Tools New Networks Supporting the Way We Learn New Networks Supporting the Way We Work New Networks Supporting the Way We Play P-New Communication- An Essential Part of Our Lives New What Is Communication? New Quality of Communications New The NETWORK as a Platform New Communicating over Networks New The Elements of a NETWORK New Converged Networks New The Architecture of the Internet New The NETWORK Architecture New A Fault Tolerant NETWORK Architecture New A Scalable NETWORK Architure New Providing Quality of Service New Providing NETWORK Security New Trends in Networking New Where is it all Going New Networking Career Opportunities New Chapter Labs

3 New Lab- Using collaboration tools- Internet relay chat (IRC) and instant messaging (IM) New Lab- Using collaboration tools- Wiki s and Web logs New Summary and Review Packet Tracer Skills integration challenge P-New Learn more New CCIISSCCOO,, NNEETTWWOORRKK FFUUNNDDAAMMEENNTTAALLSS IINNSSTTRRUUCCTTOORR RREEFFEERREENNCCEE GGUUIIDDEE June 27, 2007 Page 3 Course Outline New/ Existing Content Chapter Quiz New Communicating over the NETWORK - Chapter Introduction The Platform for Communications New The Elements of Communication New Communicating the Messages New Components of the NETWORK New End Devices and their Role on the NETWORK New Intermediary devices and their Role on the NETWORK P-New , NETWORK Media P-New , , LANS, WANS.

4 And Internetworks Local Area Networks P-New Wide Area Networks P-New The Internet- A NETWORK of Networks P-New NETWORK Representations P-New Activity- Using NeoTrace to View Internetworks New Protocols Rules that Govern Communications New NETWORK Protocols P-New Protocol Suites and Industry Standards , The Interaction of Protocols P-New , Technology Independent Protocols New Using Layered Models The Benefits of Using a Layered Model Protocols and reference Models P-New The TCP/IP Model The Communication Process P-New , Protocol Data Units and Encapsulation The Sending and Receiving Process P-New.

5 The OSI Model Comparing the OSI Model with the TCP/IP Model NETWORK Addressing Addressing the NETWORK New Getting the Pieces of Data to the End Device P-New Getting the Pieces of Data through the Internetwork New Getting the Pieces of Data to the Right Application New Warriors of the Net New Chapter Labs CCIISSCCOO,, NNEETTWWOORRKK FFUUNNDDAAMMEENNTTAALLSS IINNSSTTRRUUCCTTOORR RREEFFEERREENNCCEE GGUUIIDDEE June 27, 2007 Page 4 Course Outline New/ Existing Content Lab: Topology Orientation and Building a Small NETWORK New Lab: Using Wireshark to View Protocol Data Units New Chapter Summary Summary and Review Check Your Understanding Chapter Problems and Discussion PT Skills Integration Challenge New To Learn More Chapter Quiz Application Layer Functionality and Protocols Chapter Introduction New Applications the interface between the networks New OSI and TCP/IP Model New Application layer software New User Applications, services.

6 And application layer protocols New Application layer protocol functions New Making provisions for application layer services The client-server model P-New Servers New Application layer services and protocols , , , Peer-to-peer networking and P2P New Application Layer protocols and services examples DNS services and protocol WWW service and HTTP E-mail services and SMTP/POP Protocols FTP P-New DHCP P-New File Sharing Services and SMB protocol New P2P services and Gnutella protocol New Telnet Services and Protocol Chapter labs and activities Data stream capture New Lab: Managing a web server New Lab.

7 Email services and protocols New Chapter Summary Summary and Review CCIISSCCOO,, NNEETTWWOORRKK FFUUNNDDAAMMEENNTTAALLSS IINNSSTTRRUUCCTTOORR RREEFFEERREENNCCEE GGUUIIDDEE June 27, 2007 Page 5 Course Outline New/ Existing Content Chapter Quiz Chapter Quiz OSI Transport Layer- Chapter Introduction Roles of the Transport Layer Purpose of the Transport Layer P-New Controlling the conversations Supporting Reliable Communication P-New TCP and UDP , Port Addressing P-New Segmentation and Reassembly- Divide and Conquer New The TCP protocol Communicating with reliability TCP- Making Conversations Reliable TCP Server Processes New TCP Connection Establishment and Termination TCP Three-Way Handshake P-New , TCP Session Termination New Managing TCP Sessions TCP Segment Reassembly.

8 TCP Acknowledgement with Windowing TCP Retransmission TCP Congestion Control- Minimizing Segment Loss P-New The UDP protocol Communicating with Low Overhead UDP- Low Overhead vs. Reliability P-New UDP Datagram Reassembly P-New UDP Server Processes and Requests New UDP Client Processes New Lab Activities New Observing TCP and UDP using Netstat New TCP/IP Transport Layer Protocols, TCP and UDP New Application and Transport Layer Protocols- Lab New Chapter Summary and Review New Chapter Quiz New Chapter Introduction OSI NETWORK Layer Roles of the NETWORK Layer from host to host NETWORK Layer - Communication from host to host , , The IP v4 protocol - example NETWORK layer P-New CCIISSCCOO.

9 NNEETTWWOORRKK FFUUNNDDAAMMEENNTTAALLSS IINNSSTTRRUUCCTTOORR RREEFFEERREENNCCEE GGUUIIDDEE June 27, 2007 Page 6 Course Outline New/ Existing Content protocol IP v4 protocol - connectionless , IP v4 protocol- best effort , The IP protocol media independent New IPv4 packet- Packaging the Transport layer pdu P-New IPv4 packet header Networks Dividing hosts into groups P-New Networks - separating host into common groups New Why separate hosts into networks? - performance P-New , Why separate hosts into networks? - security New Why separate hosts into networks? Address Management P-New How do we separate hosts into networks?

10 - Hierarchical addressing P-New Dividing the networks - networks from networks P-New , Routing How our data packets are handled Device parameters - supporting communication outside our NETWORK New IP Packets - Carrying data end to end P-New A gateway - the way out of our NETWORK New A route- the path to a NETWORK , The Destination NETWORK , The next hop - where the packet goes next P-New, Packet forwarding - moving the packet toward its destination Routing processes: how routes are learned , Routing protocols- sharing the routes , Static routing Dynamic routing Labs New Lab- Examining a device s gateway New Examining a route New Summary New Chapter Quiz New Chapter Introduction.