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SUPERSTACK 3 3226
3com SUPERSTACK 3 3226 Implementation Manual
Type
Implementation Manual
Brand
3com
Size
1.78 MB
Category
Network switches
Pages
132
Language
English
Table of contents
About This Guide
9
Conventions
10
Related Documentation
11
Documentation Comments
11
Switch Features Overview
13
What is Management Software?
13
Switch Features Explained
13
Aggregated Links
14
Auto-negotiation
14
Configuration Save and Restore
15
Multicast Filtering
16
Rapid Spanning Tree Protocol
16
Switch Database
17
Traffic Prioritization
17
Rate Limiting
17
RMON
17
Broadcast Storm Control
18
VLANs
18
Automatic IP Configuration
18
Port Security
18
IP Routing
19
Dynamic Routing
19
Optimizing Bandwidth
21
Port Features
21
Duplex
21
Flow Control
22
Auto-negotiation
22
Aggregated Links
23
How 802.3ad Link Aggregation Operates
23
Implementing 802.3ad Aggregated Links
25
Aggregated Links and Your Switch
25
Aggregated Link - Manual Configuration Example
27
Using Multicast Filtering
29
What is an IP Multicast?
29
Benefits of Multicast
30
Multicast Filtering
30
Multicast Filtering and Your Switch
31
IGMP Multicast Filtering
31
How IGMP Supports IP Multicast
32
Role of IGMP in IP Multicast Filtering
34
Using Resilience Features
35
Rapid Spanning Tree Protocol
35
Rapid Spanning Tree Protocol (RSTP)
36
What is STP?
36
How STP Works
38
STP Requirements
38
STP Calculation
39
STP Configuration
39
STP Reconfiguration
40
How RSTP Differs to STP
40
STP Example
40
STP Configurations
42
Using STP on a Network with Multiple VLANs
44
Using the Switch Database
45
What is the Switch Database?
45
How Switch Database Entries Get Added
45
Switch Database Entry States
46
Using Traffic Management
47
What is Traffic Prioritization?
47
How Traffic Prioritization Works
48
802.1D traffic classification
48
DiffServ traffic classification
49
IP Port traffic classification
50
Traffic Prioritization and your Switch
51
Limiting the Rate of a Port
52
Traffic Prioritization and Rate Limiting
53
Status Monitoring and Statistics
55
RMON
55
What is RMON?
55
The RMON Groups
55
Benefits of RMON
57
RMON and the Switch
57
Alarm Events
58
Setting Up Virtual LANs
59
What are VLANs?
59
Benefits of VLANs
60
VLANs and Your Switch
61
The Default VLAN
61
Communication Between VLANs
61
Creating New VLANs
63
VLANs: Tagged and Untagged Membership
63
VLAN Configuration Examples
64
Using Untagged Connections
64
Using 802.1Q Tagged Connections
65
Using Automatic IP Configuration
67
How Your Switch Obtains IP Information
67
How Automatic IP Configuration Works
68
Automatic Process
68
Important Considerations
68
Server Support
68
Making Your Network Secure
71
Limiting Management Access by IP Address
71
Securing Access to the Web Interface
72
Getting a Digital Certificate
72
Securing Access to the Command Line Interface
73
Access Control Lists
73
How Access Control List Rules Work
74
Port Security
74
What is Network Login?
75
How Network Login Works
75
Important Considerations
76
What is Switch Management Login?
77
Benefits of RADIUS Authentication
77
How RADIUS Authentication Works
78
Important Considerations
79
What is RADIUS?
80
IP Routing
81
What is Routing?
82
Routing in a Subnetworked Environment
82
What is IP Routing?
83
Benefits of IP Routing
84
IP Routing Concepts
84
Router Interfaces
84
Routing Tables
85
Layer 3 Switching
86
Multiple IP Interfaces per VLAN
87
Implementing IP Routing
88
Configuring IP VLANs
88
Establishing IP Interfaces
88
IP Routing Protocols
90
Routing Information Protocol (RIP)
90
User Datagram Protocol (UDP) Helper
93
Address Resolution Protocol (ARP)
94
ARP Proxy
96
Internet Control Message Protocol (ICMP)
97
Advanced IP Routing Options
97
Configuration Rules
99
Configuration Rules for Gigabit Ethernet
99
Configuration Rules for Fast Ethernet
100
Configuration Rules with Full Duplex
101
Network Configuration Examples
103
Simple Network Configuration Example
104
Desktop Switch Example
104
Advanced Network Configuration Example
105
Edge Switch Example
105
IP Addressing
107
IP Addresses
107
Simple Overview
107
Advanced Overview
108
Subnets and Subnet Masks
110
Default Gateways
112
Advanced IP Routing Concepts
113
Variable Length Subnet Masks (VLSMs)
113
Supernetting
114
Glossary
119
Index
129
View document
3com SUPERSTACK 3 3226 User manual
Type
User manual
Brand
3com
Size
173.68 KB
Category
Network switches
Pages
14
Language
English
Table of contents
SuperStack® 3 Switch 3226 and Switch 3250 Software Version 1.02 Release Notes
1
Related Documentation
1
Software License Agreement
1
About this Software Version
1
Errors and Omissions
2
SuperStack 3 Switch 3226 and Switch 3250 Getting Started Guide
2
Web Interface
2
Command Line Interface
3
Traffic Prioritization
3
VLANs
3
802.1x Network login authentication:
3
RMON history statistics and Web port history statistics
4
Software Version Number
4
Static port security and the bridge MAC address table
4
Binding an ACL to a port fails occasionally
4
3Com Network Supervisor Discovery
5
Updating the Switch Software
5
Points to Note when Upgrading Software
6
Points to Note when using the Switch 3226 and Switch 3250
6
Password Recovery
6
Configuring Link Aggregations
6
Telnet and HyperTerminal
7
Port Security and Authentication
7
Link aggregation and Gigabit ports
7
SFP Modules
8
IP Configuration and Routing
8
Access Control Lists
9
Traffic Prioritization
10
VLAN Configuration
10
Management via SNMP / MIBs
10
SSH Management
11
HTTPS Management
11
Saving Configuration
11
Device Backup and Restore
11
IGMP
12
Spanning Tree
12
Roving Analysis Port
12
Combination Ports
13
Supported SFP Modules
13
Start-up Time
13
Autonegotiation of Port Speed and Duplex
13
LACP Protocol
13
Web Interface
13
Known Interoperability Issues
14
3Com Network Supervisor
14
View document
3com SUPERSTACK 3 3226 User manual
Type
User manual
Brand
3com
Size
3.64 MB
Category
Network switches
Pages
70
Language
English
View document