3Com 3C780 - LinkBuilder FDDI Base Unit Manuals

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3Com 3C780 - LinkBuilder FDDI Base Unit User Manual

3Com 3C780 - LinkBuilder FDDI Base Unit User Manual (176 pages)

FDDI Workgroup Hub

Brand: 3Com | Category: Switch | Size: 0.91 MB

Table of Contents

Table of Contents
7
Quick Start

21
- Road Map to Hub Operations
  21
- Unpacking the Hub
  22
- Unpacking the Modules
  23
- Installing the Modules
  24
- Connecting to the Ring
  26
Chapter 1 Overview

27
- FDDI Technology
  28
- Features and Functions
  32
- Site Selection
  34
- Typical FDDI Ring Setups
  35
- Physical Topology for Typical FDDI Ring
  35
- FDDI Ring of Trees
  36
- Management and Media Modules
  37
  - Management Module
    37
  - Media Modules
    38
    
    Fiber Media Port Module
    38
- Fiber Media Port Module, Front Panel
  39
- Removing a Dust Plug from a Fiber Transceiver
  39
  - STP Media Port Module
    40
  - UTP Media Port Module
    40
- STP Media Port Module, Front Panel
  40
- UTP Media Port Module, Front Panel
  40
Chapter 2 Installing the Hub

41
Chapter 3 Configuring the Hub

69
Chapter 4 Setting up the Hub Commands

89
- Command Descriptions
  89
- Display of Command Results
  89
- Setting Addresses
  90
  - IP Address
    90
  - Netmask
    91
  - Broadcast Address
    91
  - Default Gateway Address
    91
- Setting the Password
  92
- Setting Attachment Port Configurations
  93
- Using Station Management Parameters
  94
  - Setting SMT Parameters
    94
    
    Neighbor Notification Timer (T-Notify)
    94
    
    Target Token Rotation Time (T-Req)
    95
    
    Link Error Rate (LER)
    95
  - Displaying SMT Parameters
    98
    
    Maximum Token Rotation Time (T-Max)
    98
    
    Negotiated Time (T-Neg)
    98
    
    Valid Transmission Timer (TVX)
    98
- Downloading New Images
  99
  - Downloading from the TFTP Option
    99
  - Displaying the Current Download Method
    101
- Definition of Boot Methods
  102
Chapter 5 Using the Hub

103
- Getting Hub Information
  103
  - Show Hub Configuration
    103
  - Show MAC Frame Statistics
    103
- Display of Attachment Port Configuration
  103
- Display of MAC Frame Statistics
  104
- Components Polled by the Show Fstats Command
  104
  - Show IP Addresses
    105
- Display Produced by Show IP Command
  105
  - Show Neighbor Stations
    106
  - Show Station Identification
    106
- Display of Neighbors' Addresses
  106
- Display of Station Identifier
  106
- Definition of MIB Counters
  106
- Show Ports Information
  107
- Example of Show Ports Command Information
  107
  - Module Designation
    108
  - PMD Class
    108
- Port Media Types
  108
  - PHY Type
    109
  - Neighbor
    109
  - PCM State
    109
- Physical Layer Port Types
  109
- Physical Connection Management States
  110
  - LER Alarm and LER Cutoff
    111
  - LER Estimate
    111
- Connect States
  111
  - LEM Rejects
    112
  - LEM Count
    112
  - Show Ring State
    112
- Display of a Mac's Ring Management State
  112
- Interpreting the Leds
  113
  - Management Module Leds
    113
- Ring Management States
  113
- Interpreting Management Module Leds
  114
  - Wrap Led
    115
- CFM State Values Displayed by the Show Cfm Command
  115
  - Fan Fail Led
    116
  - Low Batt Led
    116
  - Dangerous Environmental Conditions Display
    116
  - RESET Function
    117
  - Media Module Leds
    118
- Leds on the STP Module
  118
- Using Miscellaneous Commands
  119
  - Diagnosing Network Problems
    119
- Interpreting Media Module Leds
  119
  - Ping Command
    120
  - Route Command
    121
  - Arp Command
    122
  - Show Log and Clear Log Commands
    123
  - Using Connectivity Commands
    124
    
    Connect and Disconnect Commands
    124
    
    Logout Command
    124
Appendix A System Messages

125
- Error Messages
  125
- Download Messages
  128
- Fault Log Error Code Messages
  130
Appendix B Technical Specifications

133
- Set Attach
  135
- Set Commands
  135
- Set Baud
  136
- Set Boot
  137
- Set Gateway
  138
Appendix C Commands

138
- Set Help
  138
- Set Tnotify
  140
- Set Treq
  140
  - Show Attach
    141
  - Show Baud
    141
  - Show Boot
    141
  - Show Cfm
    142
  - Show Fstats
    143
  - Show Gateway
    143
  - Show Help
    144
  - Show Log
    144
  - Show Mib Counters
    144
  - Show Neigh
    145
  - Show Obs
    145
  - Show Ports
    146
  - Show Rev
    147
  - Show Ring
    148
  - Show Sid
    148
  - Show Tmax
    148
  - Show Tneg
    149
    
    Show Tnotify
    149
    
    Show Treq
    149
    
    Show Tvx
    149
  - Clear
    150
- Show Commands
  141
- Diagnostic and Connectivity Commands
  150
  - Disconnect
    151
  - Help
    151
  - Logout
    151
  - Ping
    152
  - Reset
    152
  - Route
    152
  - Primitive Console Commands
    153
  - Set Attach
    154
  - Set Baud
    154
  - Set Boot
    154
  - Set Defaults
    154
  - Set Gateway
    154
  - Set Help | ?
    154
  - Set Tnotify
    154
- Set Commands
  154
- Display Commands
  155
  - Set Treq
    155
  - Show Attach
    155
  - Show Baud
    155
  - Show Boot
    155
  - Show Gateway
    155
  - Show Help | ?
    155
  - Show Log
    155
  - Clear
    156
  - Help | ?
    156
  - Reset
    156
  - Show Obs
    156
  - Show Rev
    156
  - Show Sid
    156
  - Show Tnotify
    156
  - Show Treq
    156
  - Show Tvx
    156
- Miscellaneous Commands
  156
Appendix D Technical Support

157
- Automated Fax Service
  158
- Com Documentation on CD-ROM
  159
- Support from Your Network Supplier
  159
  - U.S. and Canada
    159
  - Outside the U.S. and Canada
    159
- Returning Products for Repair
  161
- Ring Wrap
  167

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