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Accessing the WAN
© 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 1 Version 4.0 Services in a Converged WAN Accessing the WAN – Chapter 1 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 2 Objectives Describe how the Cisco Enterprise Composite Model (ECNM) provides integrated services over an Enterprise network. Describe the key WAN technology concepts. Identify the appropriate WAN technologies to use when matching ECNM best practices with typical enterprise requirements for WAN communications. © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 3 Describe How ECNM Provides Integrated Services over an Enterprise Network Explain the purpose and function of WANs © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 4 Describe How ECNM Provides Integrated Services over an Enterprise Network Describe the stages of business growth, the corresponding business requirements for services and how those requirements are reflected in the Enterprise’s changing network topology © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 5 Describe How ECNM Provides Integrated Services over an Enterprise Network Describe the problems with the Hierarchical Design Model that Cisco's Enterprise Composite Model has been designed to address © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 6 Describe How ECNM Provides Integrated Services over an Enterprise Network Explain the purpose of Cisco Enterprise Architectures © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 7 Describe the Key WAN Technology Concepts Describe WAN functions in terms of the OSI Reference Model © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 8 Describe the Key WAN Technology Concepts Describe the key WAN physical layer concepts for network and Internet communications © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 9 Describe the Key WAN Technology Concepts Describe the key WAN data link layer protocols used in today’s Enterprise WAN networks © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 10 Describe the Key WAN Technology Concepts Describe the switching technologies used for WANs in an Enterprise setting [...]...Select the Appropriate WAN Technology to meet ECNM Requirements List the various options for connecting subscribers to the WAN © 2006 Cisco Systems, Inc All rights reserved Cisco Public 11 Select the Appropriate WAN Technology to meet ECNM Requirements Describe how Enterprises use leased line services to provide a WAN connection © 2006 Cisco Systems, Inc All rights reserved Cisco Public 12 Select the. .. Summary Cisco Enterprise Architecture –This is an expansion of the hierarchical model that further divides the enterprise network into •Physical areas •Logical areas •Functional areas Selecting the appropriate WAN technology requires considering some of the following: WAN s purpose –Geographic scope of WAN –Traffic requirements –If WAN uses a public or private infrastructure © 2006 Cisco Systems,... Appropriate WAN Technology to meet ECNM Requirements Describe the circuit switching options available to provide a WAN connection © 2006 Cisco Systems, Inc All rights reserved Cisco Public 13 Select the Appropriate WAN Technology to meet ECNM Requirements Describe the packet switching options available to provide a WAN connection © 2006 Cisco Systems, Inc All rights reserved Cisco Public 14 Select the. .. Cisco Public 14 Select the Appropriate WAN Technology to meet ECNM Requirements List factors to consider when selecting a WAN connection © 2006 Cisco Systems, Inc All rights reserved Cisco Public 15 Summary A WAN is defined as A data communications network that operates beyond the geographic scope of a LAN WAN primarily operate on layer 1 & 2 of the OSI model WAN technologies include –Leased line... verifying the PPP connection and troubleshooting encapsulation problems Configure PPP authentication including explaining PAP and CHAP authentication protocols, configuring PPP authentication using PAP and CHAP, and troubleshooting PPP authentication problems © 2006 Cisco Systems, Inc All rights reserved Cisco Public 2 Describe the Fundamental Concepts of Point-to-Point Serial Communication Describe the. .. Communication Define the location of the demarcation point relative to customer and service provider networks © 2006 Cisco Systems, Inc All rights reserved Cisco Public 5 Describe the Fundamental Concepts of Point-to-Point Serial Communication Explain the terms DTE and DCE with relative to the location of devices in a network © 2006 Cisco Systems, Inc All rights reserved Cisco Public 6 Describe the Fundamental... configuration options are communicated in the LCP frame © 2006 Cisco Systems, Inc All rights reserved Cisco Public 16 Configure PPP on a Serial Interface Explain the purpose of the commands used to configure and verify PPP connections © 2006 Cisco Systems, Inc All rights reserved Cisco Public 17 Configure PPP on a Serial Interface Explain the output of the show interfaces serial command © 2006... Systems, Inc All rights reserved Cisco Public 17 © 2006 Cisco Systems, Inc All rights reserved Cisco Public 18 Point-to-Point Protocol (PPP) Accessing the WAN – Chapter 2 Version 4.0 © 2006 Cisco Systems, Inc All rights reserved Cisco Public 1 Objectives Describe the fundamental concepts of point-to-point serial communication including TDM, demarcation point, DTE-DCE functions, HDLC encapsulation, and... Concepts Describe PPP in terms of its use in WAN links © 2006 Cisco Systems, Inc All rights reserved Cisco Public 10 Describe Point-to-Point Concepts Describe the general function of each layer of PPP architecture © 2006 Cisco Systems, Inc All rights reserved Cisco Public 11 Describe Point-to-Point Concepts Describe the purpose and format of each of the fields in a PPP frame © 2006 Cisco Systems,... Cisco Public 12 Describe Point-to-Point Concepts Define the three phases of PPP session establishment © 2006 Cisco Systems, Inc All rights reserved Cisco Public 13 Describe Point-to-Point Concepts Explain the role of the LCP in PPP © 2006 Cisco Systems, Inc All rights reserved Cisco Public 14 Describe Point-to-Point Concepts Describe the characteristics of NCP © 2006 Cisco Systems, Inc All rights . Version 4.0 Services in a Converged WAN Accessing the WAN – Chapter 1 © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 2 Objectives Describe how the Cisco Enterprise Composite Model. network. Describe the key WAN technology concepts. Identify the appropriate WAN technologies to use when matching ECNM best practices with typical enterprise requirements for WAN communications functions in terms of the OSI Reference Model © 2006 Cisco Systems, Inc. All rights reserved. Cisco Public 8 Describe the Key WAN Technology Concepts Describe the key WAN physical layer