Introduction Metro Area Optical Networks Components of a MAN Metro Service POP Core MAN Services Access Services Metro Optical Services Service POP

Transcription

1 Introduction Metro Area Optical Networks Components of a MAN Metro Service POP Core MAN Services Access Services Metro Optical Services Service POP Services Core Services MAON Physical Topologies Four Key Service Traffic Patterns Service Offerings and Opportunities Corporate Network RequirementsService Technologies Voice History A Short History of Voice and Data Transmission Digital Hierarchy Developing a Digital Hierarchy Outside the United States Expanding the Digital Hierarchy SONET Overview SONET and SDH Overview SONET Development and Fundamentals SONET Advantages Single-Step Multiplexing Access to Low-level Signal Directly Carry Existing DS1, DS3, ATM, and Packet Traffic Synchronous Timing to Eliminate Bit Stuffing Allow Transmission of Data at Higher Speeds SONET Layers Photonic Layer Section Layer Line Layer Path Layer SONET Framing Section Overhead Line Overhead

2 Path Overhead SONET Network Elements Terminal Multiplexer Add/Drop Multiplexers Regenerators or Amplifiers Digital Cross-Connects SONET DCS Digital Loop Carriers Drop and Continue SONET Topologies Point-to-Point Topology Point-to-Multipoint/Linear Topology Mesh Topology Ring Topology Automatic Protection Switching Path-Protected Mesh Network Cisco BLSR Ring Enhancements SONET Alarms Error-Causing Events Error Event Propagation Performance Event Collection SONET Management Cisco SONET Enhancements SONET Network Element Management Cisco UPSR Ring Enhancements ONS and ONS Optical Platforms Choosing a Cisco Metro-Area Network Platform Cisco ONS Optical Platform Control Cards Electrical Cards Optical Cards Ethernet Cards Cisco ONS Platform Common Control and Electrical Cards Optical and Ethernet Cards Cisco Transport Controller Configuring ONS and ONS 15327

3 Initial Configuration of the Cisco ONS and Troubleshooting CTC Entering Basic Node Information General Subtab Network Subtab Security Subtab Protection Subtab Configuring SONET Timing Timing in Linear Networks Timing in Metro Rings Ring Synchronization Timing Subtab Activating Cards Ring Configurations Two-Fiber BLSR Architecture Four-Fiber BLSR Architecture Creating UPSR Rings Through the SONET DCC Subtab Verifying a UPSR Ring Configuration Creating Two-Fiber BLSR Rings Provisioning the BLSR Verifying a BLSR Ring Configuration Four-Fiber BLSR Ring Metro Ethernet Services Market Drivers for Metropolitan Ethernet Metropolitan Ethernet Market Drivers Metro Ethernet Architectures Customer Premises Equipment POP Interconnect Transporting Metro Ethernet Ethernet over SONET Ethernet over DWDM Point-to-Point Dedicated Metro Ethernet Circuits Point-to-Multipoint Shared/Shared Packet Ring Quality of Service ONS and ONS Metro Ethernet Blades Configuring Metro Ethernet Configuring Metro Ethernet Circuits

4 Card Mode Configuration Configuring Port Options VLAN Configuration Creating Circuits Circuit Verification Troubleshooting Metro Ethernet Connectivity Implementing DWDM in Metropolitan-Area Networks Challenges in the Metro-Area Network Multiplexing Optical Signals The Technology Behind DWDM DWDM Components DWDM Optical Limitations Cisco DWDM Equipment OC-48 ELR ITU Optics Cisco ONS Filters (200-GHz Spacing) Planning an Optical System Using Cisco Equipment Span-Loss Calculation Building a DWDM Infrastructure DWDM Network Requirements Provisioning the OC-48 ELR ITU Optics Card Packet over SONET Evolution of Voice and Data Networks Applications for PoS. ATM and PoS PoS Transport Multiaccess Protocol over SONET Packet over SONET Operation and Specifications High-Order Containment Payload Scrambling PoS Efficiencies PoS Network Designs One Router Two Routers PoS Protection Schemes PoS Convergence Flapping Load Balancing Alarms and PoS

5 Configuring Packet over SONET Cisco Series PoS Line Cards Cisco PoS Line Card Features Packet over SONET Physical Fiber Configuration Configuring PoS Interfaces Accessing the PoS Interface IP Address Encapsulation Framing Payload Scrambling CRC Clocking PoS ais-shut Command Alarm Thresholds Sample PoS Interface Configurations PoS Configuration Without Protection PoS Configuration with APS Protection PoS show Commands Show controllers pos Command Show protocols pos Command Show interfaces pos Command Show aps Command Verifying the PoS Configuration Using ping Physical Interface Loopbacks Dynamic Packet Transport Background Information IP+Optical Concepts DPT: An Efficient MAN Solution Internetworking with SONET DPT in Campus and MAN Environments SRP SRP Protection SRP Packets DPT Rings SRP Ring Selection Ethernet and the DPT Ring Automatic Configuration of DPT Rings

6 DPT Quality of Service SRP Fairness Algorithm (SRP-fa) SRP-fa Monitoring Maintaining Network Reliability Automatic Reconfiguration and Rerouting Node States and Ring Operation Configuring Dynamic Packet Transport Reviewing the Cisco DPT Platforms Metro IP Access Ring with DPT DPT Configuration Verifying and Troubleshooting DPT DPT show Commands Show interfaces srp Command Show srp Command Show version Command Show diag Command Show controllers srp Command Show srp topology Command DPT debug Commands Debug srp protocol error Command Debug srp ips Command Debug srp nodename Command Debug srp packet Command Debug srp periodic activity Command Debug srp topology Command DPT over an ONS 15454/15327 SONET Ring ONS and DPT Circuit Provisioning Metro Optical Case Studies Steps for Developing a Metro Optical Solution Customer Requirements Component Manufacturers System Manufacturers Fiber Manufacturers Service Providers Physical Technical Specifications Fiber-Loss Variables Fiber-Loss Information for ONS and Products

7 ONS Product Specifications ONS DWDM Filters ONS Line Cards Power Conversion (Aggregate to Per Channel) Power-Conversion Examples (Aggregate to Per Channel) Exercises Exercise Formulas Exercise Exercise Exercise Case Study 1: SPR Enterprises Identify Requirements Identify Options Design Solution Create a Solution Solution: SPR Enterprises FC Enterprises Identify Requirements Identify Options Design Solution Create a Solution Solution: FC Enterprises Objective. Solution Answers to Table of Contents provided by Blackwell's Book Services and R.R. Bowker. Used with permission.