Essence Technology EIP 7012 Installation Guide

Network Infrastructurefor EtherNet/IPTM:Introduction andConsiderations

Network Infrastructure for EtherNet/IP™ Industrial Ethernet… Not Just Another Fieldbus 1-2EtherNet/IP: • offers producer-consumer services that enab

Network Infrastructure for EtherNet/IP™ A-3 Appendix A Recommendations for Ethernet Switches in EtherNet/IP Systems Lack of IGMP snooping function may

Network Infrastructure for EtherNet/IP™ A-4 Appendix A Recommendations for Ethernet Switches in EtherNet/IP Systems Large-scale Control and Enterprise

Network Infrastructure for EtherNet/IP™ A-5 Appendix A Recommendations for Ethernet Switches in EtherNet/IP Systems This simplifies network configurat

Network Infrastructure for EtherNet/IP™ A-6 Appendix A Recommendations for Ethernet Switches in EtherNet/IP Systems Industrial System Maintainability

Network Infrastructure for EtherNet/IP™ A-7 Appendix A Recommendations for Ethernet Switches in EtherNet/IP Systems the configuration read-in automati

Network Infrastructure for EtherNet/IP™ A-8 Appendix A Recommendations for Ethernet Switches in EtherNet/IP Systems APPLICATION-SPECIFIC FUNCTIONS O

Network Infrastructure for EtherNet/IP™ B-1 Appendix B Overview of the OSI Model, EtherNet/IP and CIP Appendix B Overview of the OSI Model, EtherNet/

Network Infrastructure for EtherNet/IP™ B-2 Appendix B Overview of the OSI Model, EtherNet/IP and CIP The upper layers deal with application issues a

Network Infrastructure for EtherNet/IP™ B-3 Appendix B Overview of the OSI Model, EtherNet/IP and CIP OSI Layer Services One OSI layer communicates w

Network Infrastructure for EtherNet/IP™ B-4 Appendix B Overview of the OSI Model, EtherNet/IP and CIP In other words, the data portion of an informati

Network Infrastructure for EtherNet/IP™ Industrial Ethernet… Not Just Another Fieldbus 1-3receiving devices can consume this data simultaneously. Imp

Network Infrastructure for EtherNet/IP™ B-5 Appendix B Overview of the OSI Model, EtherNet/IP and CIP Physical Layer The physical layer defines the e

Network Infrastructure for EtherNet/IP™ B-6 Appendix B Overview of the OSI Model, EtherNet/IP and CIP The Logical Link Control (LLC) sublayer of the d

Network Infrastructure for EtherNet/IP™ C-1 Appendix C EtherNet/IP and International Standards Appendix C EtherNet/IP and International Standards Et

Network Infrastructure for EtherNet/IP™ C-2 Appendix C EtherNet/IP and International Standards EN 61784-1:2003 CP 2/2 Type 2 European equivalent of

Network Infrastructure for EtherNet/IP™ D-1 Appendix D Glossary of Terms Appendix D Glossary of Terms Some of the terms defined below have been copie

Network Infrastructure for EtherNet/IP™ D-2 Appendix D Glossary of Terms Term Definition IEEE 802.3 A function that uses the I/O messaging services o

Network Infrastructure for EtherNet/IP™ D-3 Appendix D Glossary of Terms Term Definition network. This value distinguishes a node among all other nod

Network Infrastructure for EtherNet/IP™ D-4 Appendix D Glossary of Terms Term Definition segment A collection of nodes connected to an uninterrupted

Network Infrastructure for EtherNet/IP™ E-1 Appendix E Ingress Protection (IP) Codes Appendix E Ingress Protection (IP) Codes Ingress Protection (IP)

Network Infrastructure for EtherNet/IP™ Industrial Ethernet… Not Just Another Fieldbus 1-4 1.2.2 Infrastructure for EtherNet/IP Applications A comm

Network Infrastructure for EtherNet/IP™ Understanding the Basics of Network Protocols 2-52 Understanding the Basics of Network Protocols The followin

Network Infrastructure for EtherNet/IP™ Understanding the Basics of Network Protocols 2-62.1 The TCP/IP Suite EtherNet/IP incorporates the TCP/IP su

Network Infrastructure for EtherNet/IP™ Understanding the Basics of Network Protocols 2-7 The following descriptions summarize the TCP packet fields.

Network Infrastructure for EtherNet/IP™ Understanding the Basics of Network Protocols 2-8IP addressing supports three different network classes. Clas

Network Infrastructure for EtherNet/IP™ Understanding the Basics of Network Protocols 2-9Table 2-2 Subnet Masks Dot-decimal Address Binary Full Ne

Network Infrastructure for EtherNet/IP™ Understanding the Basics of Network Protocols 2-1032 Bits Source Port Destination Port Length Checksum Da

Network Infrastructure for EtherNet/IP™ Understanding the Basics of Network Protocols 2-11processing systems. Office network examples are file, print

ii Network Infrastructure for EtherNet/IP™ Publication Number: PUB00035R0 Copyright © 2007 Open DeviceNet Vendor Association, Inc. (ODVA). All rights

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-123 Planning the Infrastructure The most significant differences between indust

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-13These networks can connect more than 60 devices with communication cable with

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-14network’s response time, infrastructure components and addressing techniques

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-15on the manufacturing floor. In fact, the use of Ethernet switches is the pref

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-16 Managed Switches Managed switches provide the basic switching capabilities o

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-173.3 Ethernet Cabling Systems New Ethernet installations are based on twisted

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-18wires) and four twisted-pair (eight wires) UTP cables. Two twisted-pair cable

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-19 Recommended Cable Practice Different cable types can be distinguished throug

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-20communications is used. Cable lengths of 2000 meters (6562 ft) are possible u

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-21Destination Address (DA) is the target MAC address for which the packet of da

Network Infrastructure for EtherNet/IP™ iii Note from the Publisher The application of Ethernet and Internet technologies is permeating every aspect o

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-22• DHCP - Dynamic Host Configuration Protocol This is a protocol to allow a d

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-23concept is similar to the “Change of State” messaging found in CIP. An event,

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-24 3.6.1 Security Issues Firewalls are important to the security of integrated

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-25 Figure 3-3 VLAN-tagged Frames are Identified when the MAC Finds the LAN Ty

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-26 3.8.1 IEEE Standard Network Redundancy Options The Spanning Tree and Trunki

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-27 The Rapid Spanning Tree (RSTP) specification (originally IEEE Std 802.1W, no

Network Infrastructure for EtherNet/IP™ Planning the Infrastructure 3-28 Figure 3-6 Ring Redundancy Topology. 3.8.3 Dual Homing The dual homing app

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-294 Designing the Infrastructure Network design is a methodical, step-by-step

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-30 Figure 4-1 Comparison of Isolated and Integrated EtherNet/IP Networks. (

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-31 4.1.3 Logical Network Design Logical network design is a process of creati

Network Infrastructure for EtherNet/IP™ iv Contents Preface...

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-32 4.2 Non-Isolated EtherNet/IP Networks A non-isolated network as shown in F

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-33 4.2.2 Logical Network Design Logical network design (Table 4-5) is a proce

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-34 4.2.3 Physical Network Design Table 4-6 Physical Network Design Activity

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-35information wherever and whenever it is needed by qualified users, such as p

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-36All of the Ethernet data communications equipment can be connected to additi

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-37 Table 4-8 Maximum Cable Lengths by Type Cable Maximum Segment Length 10B

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-384.4.2 Cable Routing A proper cable routing plan is essential. EtherNet/IP o

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-39continuity along its entire length. It also must be bonded to the enclosure

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-40 Table 4-9 Outside Wiring Voltage Level Minimum Distance 0-100 V 7.6

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-41 Grounding of Shielded Cables Shields play an important role in providing no

Network Infrastructure for EtherNet/IP™ v 3.5.2 Traps...

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-42There can be as much as a 45-volt high frequency offset in ground potential

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-434.5.1.2 Plenum-rated Cables Plenum installations require special material co

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-44appropriate segment. Since any segment contains only a single node, the fram

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-45 Ethernet Switches Rely on Packet-Switching. The switch establishes a conne

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-46IGMP Snooping The Internet Group Management Protocol is very important becau

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-47 4.8.1 Joining a Multicast Group When a host connected to the switch wants

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-48 Figure 4-8 Second Host Joining a Multicast Group. If another host (for ex

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-49leave message. Immediate-leave processing ensures optimal bandwidth manageme

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-50 4.9.1 QoS Flow The common definition of QoS in Layer 2 switches is to prio

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-51Figure 4-11 depicts an Ethernet frame tagged with an 802.1Q field, which con

Network Infrastructure for EtherNet/IP™ vi 4.8.3 Immediate-Leave Processing...

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-52 4.10 Virtual Local Area Networks As networks have grown in size and complex

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-53 4.10.1 VLAN Trunking VLANs can span across multiple switches and you can h

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-54 4.11 Multilayer Ethernet Switches A multilayer Ethernet switch performs the

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-55Layer 3 switching operates at the network layer. It examines packet informat

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-56 4.12 Achieving Deterministic Behavior Different mechanisms can be implement

Network Infrastructure for EtherNet/IP™ Designing the Infrastructure 4-57It is important to keep in mind that everyone is working for the same team a

Network Infrastructure for EtherNet/IP™ Deploying the Network 5-585 Deploying the Network EtherNet/IP networks can be tested using relatively inexpen

Network Infrastructure for EtherNet/IP™ Deploying the Network 5-59cabinets to protect them from shop-floor environments. For critical applications, t

Network Infrastructure for EtherNet/IP™ Deploying the Network 5-60 5.1.2 Ping Checks for TCP/IP Continuity If proper wiring between two devices has

Network Infrastructure for EtherNet/IP™ Deploying the Network 5-61Linux and UNIX computers can send pings from the command line as well, but if a cou

Network Infrastructure for EtherNet/IP™ vii 7.1.3 Fiber-Optic Connectors...

Network Infrastructure for EtherNet/IP™ Deploying the Network 5-62The IP address of the switch can generally be configured using a console cable dire

Network Infrastructure for EtherNet/IP™ Deploying the Network 5-63office networks, where IP multicast traffic is generated sporadically and with much

Network Infrastructure for EtherNet/IP™ Deploying the Network 5-6410.88.80.110 and the IP Source Address 10.88.80.100. The packet rate will be 200 pa

Network Infrastructure for EtherNet/IP™ 6-65 Infrastructure Application Scenarios 6 Infrastructure Application Scenarios Regardless of the specific ap

Network Infrastructure for EtherNet/IP™ 6-66 Infrastructure Application Scenarios Within each of these four network types, recommendations can be made

Network Infrastructure for EtherNet/IP™ 6-67 Infrastructure Application Scenarios 6.1.2.2 Varying Sensitivity by Device Type Certain devices, such as

Network Infrastructure for EtherNet/IP™ 6-68 Infrastructure Application Scenarios 6.2.1 Systems with Low Device Counts In the example shown in Figur

Network Infrastructure for EtherNet/IP™ 6-69 Infrastructure Application Scenarios When using unmanaged switches, follow these guidelines: Calculate or

Network Infrastructure for EtherNet/IP™ 6-70 Infrastructure Application Scenarios Confirm that the total unwanted multicast traffic value is less tha

Network Infrastructure for EtherNet/IP™ 6-71 Infrastructure Application Scenarios multicast messaging. Disabling multicast messages allows the use of

Network Infrastructure for EtherNet/IP™ viii Preface About This Publication Advances in Ethernet technology and reduced component costs are fueling th

Network Infrastructure for EtherNet/IP™ 6-72 Infrastructure Application Scenarios Figure 6-5 Isolated Network with One Controller. EXAMPLE 3 In the

Network Infrastructure for EtherNet/IP™ 6-73 Infrastructure Application Scenarios • If workstation and remote I/O performance are affected, a switch

Network Infrastructure for EtherNet/IP™ 6-74 Infrastructure Application Scenarios In this example, if producer traffic is unicast instead of multicast

Network Infrastructure for EtherNet/IP™ 6-75 Infrastructure Application Scenarios Figure 6-9 depicts the logical view of the system set up as two VLAN

Network Infrastructure for EtherNet/IP™ 6-76 Infrastructure Application Scenarios 6.4 Enterprise-Connected and Integrated Control Systems There are o

Network Infrastructure for EtherNet/IP™ 6-77 Infrastructure Application Scenarios 6.4.2 Networks Integrated with Routers (or Layer 3 Switches) An en

Network Infrastructure for EtherNet/IP™ 6-78 Infrastructure Application Scenarios 6.4.3.2 Interlock Connections An interlock connection is used if th

Network Infrastructure for EtherNet/IP™ 6-79 Infrastructure Application Scenarios 6.5 Application Summary Characterizing network traffic on EtherNet

Network Infrastructure for EtherNet/IP™ 7-80 Selecting Components 7 Selecting Components This detailed look at the component features behind successf

Network Infrastructure for EtherNet/IP™ 7-81 Selecting Components Figure 7-1 RJ-45 Sealed Connector. Figure 7-2 RJ-45 Sealed Plug.

Network Infrastructure for EtherNet/IP™ Industrial Ethernet… Not Just Another Fieldbus 1-11 Industrial Ethernet… Not Just Another Fieldbus Using the

Network Infrastructure for EtherNet/IP™ 7-82 Selecting Components 7.1.2 M12 “D”-Coded Connector for EtherNet/IP The EtherNet/IP™ Specification also

Network Infrastructure for EtherNet/IP™ 7-83 Selecting Components 7.2 Cabling Considerations: Twisted-Pair vs. Fiber-Optic Cable Deciding whether to

Network Infrastructure for EtherNet/IP™ 7-84 Selecting Components • Electrostatic processes • High-current devices (greater than 100 amps) 7.2.2 Te

Network Infrastructure for EtherNet/IP™ 7-85 Selecting Components 7.2.3 When to Use Fiber-Optic Cabling Fiber should be considered when the required

Network Infrastructure for EtherNet/IP™ 7-86 Selecting Components 7.2.6 Terminating Fiber-Optic Cable Proper termination of fiber-optic cable can be

Network Infrastructure for EtherNet/IP™ 7-87 Selecting Components 7.3.1 Address Table Size Limits Control Device Quantity Switches learn what device

Network Infrastructure for EtherNet/IP™ 7-88 Selecting Components 7.3.6 Broadcast or Multicast Threshold Filters Switches may have a fixed or user-v

Network Infrastructure for EtherNet/IP™ 7-89 Selecting Components 7.4.3 Electrical noise Electrical noise is produced by motors, welders, and power-

Network Infrastructure for EtherNet/IP™ A-1 Appendix A Recommendations for Ethernet Switches in EtherNet/IP Systems Appendix A Recommendations for Et

Network Infrastructure for EtherNet/IP™ A-2 Appendix A Recommendations for Ethernet Switches in EtherNet/IP Systems Isolated Systems: Small Scale Ap