3Com 3848 - SuperStack 3 Switch Ethernet Manuals

Manuals and User Guides for 3Com 3848 - SuperStack 3 Switch Ethernet. We have 1 3Com 3848 - SuperStack 3 Switch Ethernet manual available for free PDF download: Implementation Manual

3Com 3848 - SuperStack 3 Switch Implementation Manual

3Com 3848 - SuperStack 3 Switch Implementation Manual (110 pages)

3Com SuperStack 3 3812: Supplementary Guide

Brand: 3Com | Category: Switch | Size: 1 MB

Table of Contents

Table of Contents
3
About this Guide

9
- Conventions
  11
- Related Documentation
  12
- Documentation Comments
  13
1 Switch Features

15
- What Is Management Software
  15
- Switch Features Explained
  16
  - Aggregated Links
    16
  - Auto-Negotiation
    16
  - Configuration Save and Restore
    17
  - Important Considerations
    17
  - Multicast Filtering
    18
  - Rapid Spanning Tree Protocol
    18
  - Switch Database
    19
  - Traffic Prioritization
    19
  - Rate Limiting
    19
  - Rmon
    20
  - Broadcast Storm Control
    20
  - Vlans
    20
  - Automatic IP Configuration
    20
  - Port Security
    21
  - Network Login
    21
2 Optimizing Bandwidth

23
- Port Features
  23
  - Duplex
    23
  - Auto-Negotiation
    24
  - Flow Control
    24
- Aggregated Links
  25
- Jumbo Frames
  30
  - Implementing Jumbo Frames
    30
  - Jumbo Frames - Simple Network Example
    30
3 Using Multicast Filtering

33
- What Is an IP Multicast
  33
  - Benefits of Multicast
    34
- Multicast Filtering
  34
  - Multicast Filtering and Your Switch
    35
- IGMP Multicast Filtering
  36
- How IGMP Supports IP Multicast
  37
  - Electing the Querier
    37
  - Host Messages
    37
  - Response to Queries
    37
  - Role of IGMP in IP Multicast Filtering
    38
4 Using Resilience Features

39
- Rapid Spanning Tree Protocol
  40
  - Rapid Spanning Tree Protocol (RSTP)
    40
- What Is STP
  41
- How STP Works
  43
  - STP Requirements
    43
  - STP Calculation
    43
  - STP Configuration
    44
  - STP Reconfiguration
    44
  - How RSTP Differs to STP
    45
  - STP Example
    45
  - STP Configurations
    46
- Using STP on a Network with Multiple Vlans
  48
  - Switch Database
    49
5 Using the

49
6 Using Traffic Management

51
7 Status Monitoring and Statistics

59
- Rmon
  59
- What Is RMON
  59
  - The RMON Groups
    60
- Benefits of RMON
  61
- RMON and the Switch
  61
  - Alarm Events
    62
8 Setting U P Virtual Lans

63
- What Are Vlans
  63
- Benefits of Vlans
  64
- Vlans and Your Switch
  65
  - The Default VLAN
    65
  - Communication between Vlans
    66
  - Creating New Vlans
    66
  - Vlans: Tagged and Untagged Membership
    66
- VLAN Configuration Examples
  67
  - Using Untagged Connections
    67
  - Using 802.1Q Tagged Connections
    68
9 Using Automatic Ip Configuration

71
- How Your Switch Obtains IP Information
  72
- How Automatic IP Configuration Works
  72
  - Automatic Process
    72
- Important Considerations
  73
  - Server Support
    73
  - Event Log Entries and Traps
    73
10 Making Your Network Secure

75
- Securing Access to the Web Interface
  75
  - Getting a Digital Certificate
    76
- Securing Access to the Command Line Interface
  76
- Access Control Lists
  77
  - How Access Control List Rules Work
    77
- Port Security
  78
- What Is Network Login
  78
  - How Network Login Works
    79
  - Important Considerations
    80
- What Is Switch Management Login
  81
- What Is RADIUS
  83
Configuration Rules

85
Network Configuration Examples

89
- Appendix B: Network Configuration
  
  90
- Simple Network Configuration Examples
  90
  - Desktop Switch Example
    90
Ip Addressing

91
- IP Addresses
  91
  - Simple Overview
    91
  - Advanced Overview
    92
  - Network Portion
    93
- Subnets and Subnet Masks
  94
- Default Gateways
  96
  - Digital Certificate
    99
  - Full-Duplex
    99
  - Half Duplex
    100
  - Igmp Snooping
    101
  - Internet Group Management Protocol
    101
  - Standby Port
    104
  - Traffic Prioritization
    105
  - Vlan Tagging
    105

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