IBM 8275 User manual

8275 Model 416 High Performance Ethernet
Workgroup Switch
User’s Guide
GC30-4026-00
IBM

8275 Model 416 High Performance Ethernet
Workgroup Switch
User’s Guide
GC30-4026-00
IBM

Note
Before using this information and the product it supports, be sure to read “Appendix A. Safety Information” on page 67 and
“Appendix B. Notices” on page 73.
First Edition (May 1999)
This edition applies to Release 1.0 of the IBM 8275 Model 416 High Performance Ethernet Workgroup Switch.
Order publications through your IBM representative or the IBM branch office serving your locality. Publications are
not stocked at the address given below.
A form for readers’ comments appears at the back of this publication. If the form has been removed, address your
comments to:
Department CGF
Design & Information Development
IBM Corporation
PO Box 12195
RESEARCH TRIANGLE PARK NC 27709
USA
When you send information to IBM, you grant IBM a nonexclusive right to use or distribute the information in any
way it believes appropriate without incurring any obligation to you.
© Copyright International Business Machines Corporation 1999. All rights reserved.
US Government Users Restricted Rights – Use duplication or disclosure restricted by GSA ADP Schedule Contract
with IBM Corp.

Contents
Figures ........................... vii
Tables ........................... ix
About This Guide ....................... xi
Who Should Use This Guide ................... xi
How This Manual is Organized................... xi
Accessing the Softcopy Library .................. xi
Online Support ........................ xii
Obtaining Service ....................... xii
Chapter 1. Introduction ..................... 1
Product Overview ....................... 1
8275-416 Functions....................... 1
Layer 2 Switching ...................... 1
Management and User Interfaces................. 2
Security .......................... 3
Reliability and Serviceability................... 3
Performance ........................ 3
Year 2000 (Y2K) ....................... 3
Hardware .......................... 4
Cabling Requirements ..................... 4
Front Panel......................... 5
8275-416 Status LEDs..................... 6
Ethernet Port LEDs ...................... 77
Feature Module LEDs ..................... 8
Physical Characteristics .................... 9
Chapter 2. Accessing the 8275-416 ................11
Connectivity Methods ......................11
Out-of-Band Connectivity....................11
In-Band Connectivity - Telnet, Web, SNMP .............13
Chapter 3. Configuring your 8275-416 ...............17
Configuring IP information ....................17
Concepts About Making Configuration Changes ............19
Making Configuration Changes .................19
Processing Configuration Changes ................19
Saving Configuration Changes Across a Reset or Power Cycle......20
Making Configuration Changes via the Terminal Interface .........20
Making Configuration Changes .................20
Applying (Processing) Configuration Changes ............21
Saving Configuration Changes Across a Reset or Power Cycle......21
Making Configuration Changes via the Web Interface ..........22
Making Configuration Changes .................22
Processing Configuration Changes ................22
Saving Configuration Changes Across a Reset or Power Cycle......23
Making Configuration Changes via SNMP ..............23
Making Configuration Changes .................23
Processing Configuration Changes ................23
Saving Configuration Changes Across a Reset or Power Cycle......23
Chapter 4. Using the Terminal Interface ..............25
© Copyright IBM Corp. 1999 iii

Login Panel..........................25
The Main Menu ........................26
System Information .......................26
Inventory Information .....................27
System Description ......................28
Management .........................29
Configuring the 8275-416 for Network Connectivity ..........29
Configuring Serial Port.....................30
Configuring for DHCP or BootP Server...............31
Configuring SNMP ......................33
Configuring Traps ......................36
Configuring Telnet ......................38
Ping ...........................39
ARP Cache.........................40
Device Configuration ......................42
Configuring the 8275-416....................4246
Configuring Spanning Tree Protocol (STP) .............46
Configuring Broadcast Storm Recovery ..............48
Configuring 802.3x Flow Control .................49
Statistics ...........................50
Port Summary Statistics ....................50
Port Detailed Statistics.....................50
Management Statistics.....................51
User Account Management ....................52
System Utilities ........................53
Saving Applied Changes ....................53
Logging Out ........................53
Handling Files ........................54
Reset Utility.........................56
Resetting System ......................57
Resetting Configuration Data to Factory Default Values.........57
Resetting Passwords to Factory Default Values ...........58
Debug Utility ........................59
Chapter 5. Using the Web Interface ................61
Web Page Layout .......................61
Starting the Web Interface ....................61
Commands .........................62
Chapter 6. Troubleshooting and Obtaining Service ..........63
Diagnosing Problems ......................63
Obtaining Software .......................63
Troubleshooting in a Network ...................63
Start of Troubleshooting Process ..................63
Choosing a Troubleshooting Procedure ...............64
Procedure A ........................64
Procedure B ........................64
Procedure C ........................65
Procedure D ........................65
Obtaining Service .......................65
Appendix A. Safety Information..................67
Appendix B. Notices ......................73
Notice to Users of Online Versions of This Book ............73
Electronic Emission Notices....................73
iv 8275-416 User’s Guide

Federal Communications Commission (FCC) Statement ........73
Industry Canada Class A Emission Compliance Statement .......74
Avis de conformité aux normes d’Industrie Canada ..........74
European Norm (EN) Statement .................74
Japanese Voluntary Control Council for Interference (VCCI) Statement . . . 75
Korean Communications Statement ................75
Taiwanese Class A Warning Statement...............76
Class 1 Laser Statement .....................76
Class 1 LED Statement .....................76
Trademarks..........................76
Appendix C. Cable Pinout Diagrams ................79
Straight-Through 10BASE-T/100BASE-TX Cables............79
Straight-Through 10BASE-T/100BASE-TX Cables for STP ........80
Crossover 10BASE-T/100BASE-TX Cables ..............80
Crossover 10BASE-T/100BASE-TX Cables for STP ...........81
EIA-232 Port .........................81
Null-Modem Cables.......................82
Appendix D. Interface Conventions for the Console..........83
Index ............................87
Readers’ Comments — We’d Like to Hear from You..........93
Contents v

vi 8275-416 User’s Guide

Figures
1. Front Panel of the 8275-416 . ................. 5
2. Status LEDs for the 8275-416 .................. 6
3. Port Status LEDs for the 8275-416 and the 10/100BASE-TX Ethernet
Feature Module. ...................... 7
4. Status LEDs for the 10/100BASE-TX Ethernet Feature Module...... 8
5. Status LEDs for the 100BASE-FX Ethernet Feature Module. ...... 9
6. Out-of-Band Connectivity — Locally Attached Terminal ........12
7. Out-of-Band Connectivity — Remotely Attached Terminal .......12
8. In-Band Connectivity ....................14
9. Configuring BootP/Static DHCP. ................18
10. Configuring Network Connectivity (IP Information). .........18
11. Log In Panel for Terminal Interface ...............25
12. Main Menu for Terminal Interface ................26
13. System Information Menu...................27
14. Inventory Information ....................27
15. System Description .....................28
16. Management Menu .....................29
17. Network Connectivity Configuration ...............29
18. Serial Port Configuration ...................31
19. Server Configuration.....................33
20. SNMP Community Configuration ................34
21. SNMP Trap Receiver Configuration ...............35
22. Trap Flags Configuration ...................36
23.TrapLog.........................37
24. Trap Log Status ......................38
25. Telnet Configuration .....................39
26. Ping...........................40
27. ARP Cache ........................41
28. Device Configuration ....................42
29. Switch Configuration.....................43
30. Port Configuration .....................44
31. Port Monitoring ......................46
32. Spanning Tree Switch Configuration/Status ............47
33. Spanning Tree Port Configuration/Status .............48
34. Broadcast Storm Recovery ..................49
35. 802.3x Flow Control .....................49
36. Port Summary Statistics ...................50
37. Port Detailed Statistics ....................51
38. Management Statistics ....................51
39. User Account Management Menu ................52
40. Save Applied Changes Menu .................53
41. Logout Utility .......................54
42. Downloading File to the 8275-416 . ...............55
43. Uploading File from the 8275-416 . ...............55
44. Reset Menu........................57
45. Reset Menu........................57
46. Reset Configuration Data to Factory Defaults ...........58
47. Reset Passwords to Factory Defaults ..............59
48. Straight-Through UTP Cable (RJ-45 to RJ-45), T568A ........79
49. Straight-Through UTP Cable (RJ-45 to RJ-45), T568B ........79
50. Straight-Through STP Cable (RJ-45 to IBM Data Connector)......80
51. Crossover UTP Cable (RJ-45 to RJ-45), T568A...........80
52. Crossover UTP Cable (RJ-45 to RJ-45), T568B...........80
© Copyright IBM Corp. 1999 vii

53. Crossover STP Cable (RJ-45 to IBM Data ConnectorCrossover) ....81
54. Pinout of the EIA-232 Port ..................81
55. EIA-232 Modem Cable for Terminal with 25-Pin Connector ......82
56. EIA-232 Modem Cable for Terminal with 9-Pin Connector .......82
viii 8275-416 User’s Guide