EMC Connectrix EC-1200 Technical manual

EMC Corporation
171 South Street
Hopkinton, MA 01748-9103
Corporate Headquarters: [phone], (800) 424-EMC2
Fax: [phone] Service: (800) SVC-4EMC
Connectrix v6.02
2 Gb/s Enterprise Storage Network System
PLANNING GUIDE
P/N 300-000-691
REV A01

Connectrix v6.02 Planning Guide
ii
Copyright © 2001 – 2002 EMC Corporation. All rights reserved.
Printed September 2002
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subject to change without notice.
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Connectrix v6.02 Planning Guide iii
Preface............................................................................................................................. xi
Chapter 1 EC-1200 Connectrix Cabinet
EC-1200 Overview ........................................................................... 1-2
Features ...................................................................................... 1-2
Base Configuration................................................................... 1-2
Connectrix Models ................................................................... 1-3
Guidelines for Installing Directors and Switches .............. 1-11
EC-1100 Cabinet Configurations .......................................... 1-17
Maximum Configuration....................................................... 1-18
Manageability................................................................................. 1-20
Connectrix Service Processor................................................ 1-20
Connectrix Manager............................................................... 1-23
Serviceability Features ........................................................... 1-27
Remote User Workstations.................................................... 1-30
Multi-Home Clients................................................................ 1-30
Chapter 2 Fibre Channel Switching Concepts
Fibre Channel Port Types................................................................ 2-2
Device Discovery ............................................................................. 2-3
Parallel SCSI Versus Fibre Channel........................................ 2-3
The Name Server ...................................................................... 2-3
Fabric Addressing............................................................................ 2-4
Physical Address....................................................................... 2-4
Domain ID Assignment ........................................................... 2-5
Principal Switch Selection............................................................... 2-7
Fabric WWN Assignment............................................................... 2-9
E_Port Segmentation ..................................................................... 2-10
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Contents
Fabric Services and State Change Notifications........................ 2-11
Classes of Service........................................................................... 2-12
Persistent Binding.......................................................................... 2-13
Heterogeneous Server Support.................................................... 2-16
Bandwidth ...................................................................................... 2-17
Path Selection and ISL Loading................................................... 2-21
Shortest Path First................................................................... 2-22
Multiple Equal-Cost Paths .................................................... 2-22
Load Assignment on World Wide Node Names ............... 2-23
Frame Delivery Order ................................................................... 2-24
Chapter 3 Zoning and Naming
Zoning ............................................................................................... 3-2
V6.02 Zoning Capabilities ....................................................... 3-4
Single-HBA Zoning.................................................................. 3-7
Merging Zoned Fabrics................................................................. 3-10
Rules for Merging Zoned Fabrics......................................... 3-10
Zone Naming — Character Set Considerations........................ 3-12
Connectrix Naming Guidelines................................................... 3-14
Chapter 4 Connectrix Topologies
Microcode Levels............................................................................. 4-2
Physical and Logical Topologies ................................................... 4-3
Base Switch Topologies................................................................... 4-4
Symmetrix Capacity Application........................................... 4-4
Symmetrix Consolidation Application.................................. 4-5
Combined Topologies .............................................................. 4-7
Calculating Fan-in and Fan-out.............................................. 4-7
Multiswitch Topologies................................................................. 4-11
Data Center to Data Center................................................... 4-11
Tape Backbone ........................................................................ 4-15
Many to Many......................................................................... 4-16
Open Fabric 1.0 .............................................................................. 4-19
Connectrix Version 6.02 Topology Solution Envelope ............. 4-20
Connectivity ............................................................................ 4-20
ISL Performance............................................................................. 4-28
Adding Bandwidth........................................................................ 4-29
Chapter 5 Planning Considerations
Configuration Objectives................................................................ 5-2
Planning the Initial Configuration......................................... 5-2

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Connectrix v6.02 Planning Guide
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Planning Switch Ports..................................................................... 5-3
Determining the Number of Ports......................................... 5-4
Determining Port Types .......................................................... 5-5
Port Binding.............................................................................. 5-6
Planning for Spare Ports ......................................................... 5-7
Using Multiple Switches......................................................... 5-7
Planning Cabling............................................................................. 5-8
Types of Cable .......................................................................... 5-8
Available Cables....................................................................... 5-9
Adapters.................................................................................. 5-10
Planning Considerations....................................................... 5-11
Calculating Channel Insertion Loss .................................... 5-13
Arranging Cable Connections.............................................. 5-14
Cable Lengths......................................................................... 5-17
Routing Fiber-Optic Cables .................................................. 5-18
Power Cables .......................................................................... 5-20
Security Considerations ............................................................... 5-21
Connectrix Service Processor ............................................... 5-22
Remote User Workstations ................................................... 5-23
Planning Ethernet LAN Connections......................................... 5-25
Planning Telephone and Modem Connections......................... 5-28
Planning SNMP Management Station Support........................ 5-29
Planning Access and Support .............................................. 5-29
Planning E-Mail Notification Support ....................................... 5-30
Configuration Planning Tasks..................................................... 5-31
Diagram the Planned Configuration................................... 5-31
Assign Port Names and Nicknames.................................... 5-32
Prepare a Site Plan ................................................................. 5-34
Establish Security Measures................................................. 5-35
Complete Planning Checklists ............................................. 5-36
Appendix A How to Design a Solution
Total Port Count ............................................................................ A-2
Availability ..................................................................................... A-3
Appendix B Windows NT Consolidation Design Example
Consolidation Design Example .................................................... B-2
Appendix C Upgrading to a Single Service Processor Environment
Introduction ................................................................................... C-2
Required Connectrix Manager Version ...................................... C-6

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IP Address Assignment ................................................................ C-7
Consolidating Service Processors ................................................ C-9
Common Steps for All Configurations................................. C-9
One Ethernet Card, No Public Network Connection....... C-13
Two Ethernet Cards, No Public Network Connection..... C-13
Two Ethernet Cards, Public Network Connection ........... C-13
Reconfiguring the Client After a Server Failure ............... C-14
Appendix D Planning Checklists
Hardware and Physical Planning ................................................ D-2
Operating the Cabinet Components ........................................... D-3
Appendix E Planning Worksheets
Appendix F Specifications
Specifications ................................................................................... F-2
EC-1200 Cabinet........................................................................ F-2
DS-16M2 Switch........................................................................ F-3
DS-32M2 Switch........................................................................ F-5
ED-64M Director....................................................................... F-7
ED-140M Director..................................................................... F-9
Glossary ........................................................................................................................ g-1
Index................................................................................................................................ i-1

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1-1 ED-140M ........................................................................................................ 1-5
1-2 ED-64M .......................................................................................................... 1-7
1-3 DS-32M/DS-32M2 ........................................................................................ 1-8
1-4 DS-16M/DS-16M2 ........................................................................................ 1-9
1-5 EC-1200 Cabinet Configuration Examples 1 –4 .................................... 1-12
1-6 EC-1200 Cabinet Configuration Examples 5–8 ..................................... 1-12
1-7 EC-1200 Cabinet Configuration Examples 9 –12 .................................. 1-13
1-8 EC-1200 Cabinet Configuration Examples 13 –16 ................................ 1-14
1-9 EC-1200 Cabinet Configuration Examples 17 –20 ................................ 1-14
1-10 EC-1200 Cabinet Configuration Examples 21 –24 ................................ 1-15
1-11 Stabilizer/Outrigger Bracket Positions ................................................... 1-16
1-12 EC-1100 Cabinet Configuration Examples ............................................. 1-17
1-13 Four-Cabinet Configuration Example ..................................................... 1-19
2-1 Fibre Channel Port Types ............................................................................ 2-2
2-2 Examples of Binding .................................................................................. 2-14
2-3 Performance Droop on 100 MB/s Links ................................................. 2-18
2-4 Performance Droop on 200 MB/s Links ................................................. 2-19
2-5 Example of Multiple Hops ........................................................................ 2-21
2-6 Examples of One-Hop Paths ..................................................................... 2-22
2-7 Load Balancing ........................................................................................... 2-23
3-1 Single-HBA Zoning Example ..................................................................... 3-7
4-1 Physical and Logical Topologies ................................................................ 4-3
4-2 Capacity Expansion (Fan-in) Topology ..................................................... 4-4
4-3 Symmetrix Spider Graphic ........................................................................... 4-5
4-4 Consolidation (Fan-out) Topology ............................................................. 4-6
4-5 Combined Topologies Example ................................................................. 4-7
4-6 I/O Rates ....................................................................................................... 4-8
4-7 Response Time Curve .................................................................................. 4-9
4-8 Six-to-One Fan-out Example ....................................................................... 4-9
4-9 256-Port Connectrix Balanced Fabric Example ...................................... 4-12
Figures

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Figures
4-10 Performance Droop on 200 MB/s Links .................................................. 4-13
4-11 Distance Topology Example ...................................................................... 4-14
4-12 Tape Backbone With 256-Port Connectrix Balanced Fabric .................. 4-15
4-13 512-Port Mission-Critical Fabric Example ............................................... 4-17
4-14 Examples of One-Hop Example ................................................................ 4-18
4-15 Single-Tier Architecture Example ............................................................. 4-23
4-16 Two-Tier Architecture Example, With Symmetrix Centralized ........... 4-24
4-17 Three-Tier Architecture Example ............................................................. 4-25
4-18 Design Example: 200 Server Ports ............................................................ 4-26
4-19 Design Example: 425 Server Ports ............................................................ 4-27
5-1 SFP Transceiver and LC Duplex Connector ............................................ 5-10
5-2 3-Meter LC-SC Adapter Cables with SC-SC Adapters .......................... 5-11
5-3 Example for Channel Insertion Loss Calculation ................................... 5-13
5-4 DS-16M/DS-16M2 Port Numbering ........................................................ 5-15
5-5 DS-32M/DS-32M2 Port Numbering ........................................................ 5-15
5-6 ED-64M Port Numbering ........................................................................... 5-15
5-7 ED-140M Front Port Numbering .............................................................. 5-16
5-8 ED-140M Rear Port Numbering ................................................................ 5-17
5-9 Floor Tile Cutout for Cables ...................................................................... 5-19
5-10 Four EC-1200s in a Dual-Ethernet Configuration .................................. 5-27
5-11 Sample Configuration Diagram ................................................................ 5-32
A-1 Maximum-Availability Example ............................................................... A-3
A-2 High-Availability Example ......................................................................... A-4
B-1 Logical Topology Design Example ............................................................ B-7
B-2 Single-HBA Zone Set Example ................................................................... B-8
B-3 Physical Topology With Port Assignments ............................................ B-12
C-1 Example 1 —Single Ethernet Card ........................................................... C-3
C-2 Example 2 —Dual Ethernet Cards, No Public Network Connection .. C-4
C-3 Example 3 —Dual Ethernet Cards, Public Network Connection ........ C-5
C-4 IP Addresses in Multiswitch Environment .............................................. C-8
C-5 Connectrix Manager Login Window ...................................................... C-15

Connectrix v6.02 Planning Guide ix
1-1 Management Support Table ...................................................................... 1-26
2-1 Fibre Channel Port Types ............................................................................ 2-2
2-2 Effect of Buffer Credits on Performance Over Distance; 1Gb/s .......... 2-18
2-3 Effect of Buffer Credits on Performance Over Distance; 2 Gb/s ......... 2-19
3-1 Merging Fabrics —Results for Zone Configurations ........................... 3-10
5-1 Model Numbers for Multimode Cables .................................................... 5-9
5-2 Model Numbers for Single-Mode Cables ............................................... 5-10
5-3 Fiber Cable Performance Guidelines ....................................................... 5-12
5-4 Connectrix Manager User Rights ............................................................. 5-23
B-1 Port Count/Zone Summary ........................................................................ B-6
B-2 Zone Members (WWPN of each N_Port) ................................................. B-9
B-3 Physical Port Assignment ......................................................................... B-11
D-1 Hardware and Physical Planning ............................................................. D-2
D-2 Operating the Cabinet Components ......................................................... D-3
E-1 Switch/Director Port Assignments ........................................................... E-2
Tables

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