Black Box LGB6026A Programming manual

BL A C K B OX®
Management Guide
This smart, stackable switch offers 10-Gbps uplinks plus full SNMP
and Web management.
Gigabit L3 Managed Switch with 10G Uplinks, 24-Port or 48-Port
LGB6026A
LGB6050A
Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)
FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax [phone]
Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
Web site: www.blackbox.com • E-mail: [e-mail]
Customer
Support
Information

724-746-5500 | blackbox.com
724-746-5500 | blackbox.com
Trademarks Used in this Manual
Black Box and the Double Diamond logo are registered trademarks of BB Technologies, Inc.
Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners.

724-746-5500 | blackbox.com
724-746-5500 | blackbox.com
LGB6026A GIGABIT ETHERNET SWITCH: LGB6050A GIGABIT ETHERNET SWITCH
Layer 3 Stackable Gigabit Ethernet Switch Layer 3 Stackable Gigabit Ethernet Switch
with 20 10/100/1000BASE-T (RJ-45) Ports, with 44 10/100/1000BASE-T (RJ-45) Ports,
4 Gigabit Combination Ports (RJ-45/SFP), 4 Gigabit Combination Ports (RJ-45/SFP),
2 10-Gigabit Extender Module Slots, 2 10-Gigabit Extender Module Slots,
and 2 Stacking Ports and 2 Stacking Ports
We‘re here to help! If you have any questions about your application
or our products, contact Black Box Tech Support at 724-746-5500
or go to blackbox.com and click on “Talk to Black Box.”
You’ll be live with one of our technical experts in less than 30 seconds.

M AN AGEMEN T G UI D E
LGB6026A GIGABIT ETHERNET S WITCH
Layer 3 Switch
with 20 10/100/1000BASE-T (RJ-45) Ports,
4 Gigabit Combination Ports (RJ-45/SFP),
2 10-Gigabit Extender Module Slots,
and 2 Stacking Ports
LGB6050A GIGABIT ETHERNET S WITCH
Layer 3 Switch
with 44 10/100/1000BASE-T (RJ-45) Ports,
and 4 Gigabit Combination Ports (RJ-45/SFP),
2 10-Gigabit Extender Module Slots,
and 2 Stacking Ports
LGB6026A
LGB6050A
E0 52010/ST -R0 1
149100000077A

ABOUT THIS G UIDE
– 3 –
PURPOSE This guide gives specific information on how to operate and use the
management functions of the switch.
AUDIENCE The guide is intended for use by network administrators who are
responsible for operating and maintaining network equipment;
consequently, it assumes a basic working knowledge of general switch
functions, the Internet Protocol (IP), and Simple Network Management
Protocol (SNMP).
CONVENTIONS The following conventions are used throughout this guide to show
information:
NOTE: Emphasizes important information or callsyour attention to related
features or instructions.
CAUTION: Alerts you to a potential hazard that could cause loss of data, or
damage the system or equipment.
WARNING: Alerts you to a potential hazard that could cause personal injury.
RELATED PUBLICATIONS The following publication details the hardware features of the switch,
including the physical and performance-related characteristics, and how to
install the switch:
The Installation Guide
Also, as part of the switch’s software, there is an online web-based help
that describes all management related features.
REVISION HISTORY This section summarizes the changes in each revision of this guide.
MAY 2010 RELEASE
This is the first release of this guide. This guide is valid for software release
v1.1.1.1.

ABOUT THIS GUIDE
– 4 –

– 5 –
C ONTENTS
ABOUT THIS GUIDE 3
CONTENTS 5
FIGURES 39
TABLES 51
SECTION I
GETTING S TARTED
57
1
I NTRODUCTION
59
Key Features
59
Description of Software Features
60
Configuration Backup and Restore
60
Authentication
60
Access Control Lists
61
DHCP
61
Port Configuration
61
Port Mirroring
61
Port Trunking
61
Rate Limiting
62
Broadcast Storm Control
62
Static Addresses
62
IEEE 802.1D Bridge
62
Store-and-Forward Switching
62
Spanning Tree Algorithm
62
Virtual LANs
63
IEEE 802.1Q Tunneling (QinQ)
63
Traffic Prioritization
64
Quality of Service
64
IP Routing
64
Equal-cost Multipath Load Balancing
65
Router Redundancy
65

– 6 –
CONTENTS
Address Resolution Protocol 65
Multicast Filtering 65
Multicast Routing 65
Tunneling 66
System Defaults 66
2 INITIAL SWITCH CONFIGURATION 69
Connecting to the Switch 69
Configuration Options 69
Required Connections 70
Remote Connections 71
Basic Configuration 72
Console Connection 72
Setting Passwords 72
Setting an IP Address 73
Enabling SNMP Management Access 78
Managing System Files 80
Saving or Restoring Configuration Settings 81
SECTION II
WEB C ONFIGURATION
83
3
USING THE WEB I NTERFACE
85
Connecting to the Web Interface
85
Navigating the Web Browser Interface
86
Home Page
86
Configuration Options
87
Panel Display
87
Main Menu
88
4
BASIC MANAGEMENT T ASKS
105
Displaying System Information
105
Displaying Switch Hardware/Software Versions
107
Configuring Support for Jumbo Frames
108
Displaying Bridge Extension Capabilities
109
Managing System Files
110
Copying Files via FTP/TFTP or HTTP
110
Saving the Running Configuration to a Local File
113
Setting The Start-Up File
114

– 7 –
CONTENTS
Showing System Files
115
Setting the System Clock
115
Setting the Time Manually
116
Configuring SNTP
117
Specifying SNTP Time Servers
118
Setting the Time Zone
119
Console Port Settings
120
Telnet Settings
122
Displaying CPU Utilization
123
Displaying Memory Utilization
124
Resetting the System
125
5
INTERFACE C ONFIGURATION
129
Port Configuration
129
Configuring by Port List
129
Configuring by Port Range
132
Displaying Connection Status
133
Configuring Port Mirroring
134
Showing Port or Trunk Statistics
136
Trunk Configuration
140
Configuring a Static Trunk
141
Configuring a Dynamic Trunk
144
Displaying LACP Port Counters
149
Displaying LACP Settings and Status for the Local Side
150
Displaying LACP Settings and Status for the Remote Side
152
Sampling Traffic Flows
153
Configuring sFlow Parameters
154
Traffic Segmentation
156
Enabling Traffic Segmentation
156
Configuring Uplink and Downlink Ports
157
VLAN Trunking
158
6
VLAN C ONFIGURATION
161
IEEE 802.1Q VLANs
161
Configuring VLAN Groups
164
Adding Static Members to VLANs
166
Configuring Dynamic VLAN Registration
171

– 8 –
CONTENTS
Private VLANs 174
Creating Private VLANs 175
Associating Private VLANs 176
Configuring Private VLAN Interfaces 177
IEEE 802.1Q Tunneling 179
Enabling QinQ Tunneling on the Switch 183
Adding an Interface to a QinQ Tunnel 184
Protocol VLANs 185
Configuring Protocol VLAN Groups 186
Mapping Protocol Groups to Interfaces 188
Configuring IP Subnet VLANs 190
Configuring MAC-based VLANs 192
7 ADDRESS TABLE SETTINGS 195
Configuring MAC Address Learning 195
Setting Static Addresses 197
Changing the Aging Time 198
Displaying the Dynamic Address Table 199
Clearing the Dynamic Address Table 200
8 SPANNING TREE ALGORITHM 203
Overview 203
Configuring Loopback Detection 206
Configuring Global Settings for STA 207
Displaying Global Settings for STA 212
Configuring Interface Settings for STA 213
Displaying Interface Settings for STA 217
Configuring Multiple Spanning Trees 220
Configuring Interface Settings for MSTP 224
9 RATE LIMIT CONFIGURATION 227
10 STORM CONTROL CONFIGURATION 229
11 CLASS OF SERVICE 231
Layer 2 Queue Settings 231
Setting the Default Priority for Interfaces 231
Selecting the Queue Mode 232
12 QUALITY OF SERVICE 237
Overview 237
Configuring a Class Map 238