TP-Link TL-SG5426 - User manual

TL-SG5426
26-Port Gigabit Managed Switch
Rev: 1.0.0
1910010105

COPYRIGHT & TRADEMARKS
Specifications are subject to change without notice. ®is a registered
trademark of TP-LINK TECHNOLOGIES CO., LTD. Other brands and product names
are trademarks or registered trademarks of their respective holders.
No part of the specifications may be reproduced in any form or by any means or used
to make any derivative such as translation, transformation, or adaptation without
permission from TP-LINK TECHNOLOGIES CO., LTD. Copyright © 2008 TP-LINK
TECHNOLOGIES CO., LTD. All rights reserved.
http://www.tp-link.com

FCC STATEMENT
This equipment has been tested and found to comply with the limits for a Class A
digital device, pursuant to part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference in a residential installation.
This equipment generates, uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause harmful
interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment does cause
harmful interference to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
•Reorient or relocate the receiving antenna.
•Increase the separation between the equipment and receiver.
•Connect the equipment into an outlet on a circuit different from that to which
the receiver is connected.
•Consult the dealer or an experienced radio/ TV technician for help.
This device complies with part 15 of the FCC Rules. Operation is subject to the
following two conditions:
1) This device may not cause harmful interference.
2) This device must accept any interference received, including interference that
may cause undesired operation.
Any changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
CE Mark Warning
This is a class A product. In a domestic environment, this product may cause radio
interference, in which case the user may be required to take adequate measures.

i
Contents
Chapter 1: Introduction 1-1
Key Features 1-1
Description of Software Features 1-2
System Defaults 1-6
Chapter 2: Initial Configuration 2-1
Connecting to the Switch 2-1
Configuration Options 2-1
Required Connections 2-2
Remote Connections 2-3
Basic Configuration 2-3
Console Connection 2-3
Setting Passwords 2-4
Setting an IP Address 2-4
Manual Configuration 2-4
Dynamic Configuration 2-5
Enabling SNMP Management Access 2-6
Community Strings (for SNMP version 1 and 2c clients) 2-6
Trap Receivers 2-7
Configuring Access for SNMP Version 3 Clients 2-8
Saving Configuration Settings 2-8
Managing System Files 2-9
Chapter 3: Configuring the Switch 3-1
Using the Web Interface 3-1
Navigating the Web Browser Interface 3-2
Home Page 3-2
Configuration Options 3-3
Panel Display 3-3
Main Menu 3-4
Basic Configuration 3-10
Displaying System Information 3-10
Displaying Switch Hardware/Software Versions 3-11
Displaying Bridge Extension Capabilities 3-13
Setting the Switch’s IP Address 3-14
Manual Configuration 3-15
Using DHCP/BOOTP 3-16
Enabling Jumbo Frames 3-17
Managing Firmware 3-17
Downloading System Software from a Server 3-18

Contents
ii
Saving or Restoring Configuration Settings 3-19
Downloading Configuration Settings from a Server 3-20
Console Port Settings 3-21
Telnet Settings 3-23
Configuring Event Logging 3-25
Displaying Log Messages 3-25
System Log Configuration 3-26
Remote Log Configuration 3-27
Simple Mail Transfer Protocol 3-28
Renumbering the System 3-30
Resetting the System 3-30
Setting the System Clock 3-31
Configuring SNTP 3-31
Setting the Time Zone 3-32
Simple Network Management Protocol 3-33
Setting Community Access Strings 3-33
Specifying Trap Managers and Trap Types 3-34
Enabling SNMP Agent Status 3-35
Configuring SNMPv3 Management Access 3-36
Setting the Local Engine ID 3-36
Specifying a Remote Engine ID 3-37
Configuring SNMPv3 Users 3-37
Configuring Remote SNMPv3 Users 3-40
Configuring SNMPv3 Groups 3-41
Setting SNMPv3 Views 3-45
User Authentication 3-46
Configuring User Accounts 3-46
Configuring Local/Remote Logon Authentication 3-48
Configuring HTTPS 3-52
Replacing the Default Secure-site Certificate 3-53
Configuring the Secure Shell 3-54
Configuring the SSH Server 3-56
Generating the Host Key Pair 3-57
Configuring Port Security 3-59
Configuring 802.1X Port Authentication 3-60
Displaying 802.1X Global Settings 3-61
Configuring 802.1X Global Settings 3-62
Configuring Port Settings for 802.1X 3-63
Displaying 802.1X Statistics 3-66
Access Control Lists 3-67
Configuring Access Control Lists 3-67
Setting the ACL Name and Type 3-68
Configuring a Standard IP ACL 3-69
Configuring an Extended IP ACL 3-69
Configuring a MAC ACL 3-72

Contents
iii
Binding a Port to an Access Control List 3-73
Filtering IP Addresses for Management Access 3-74
Port Configuration 3-76
Displaying Connection Status 3-76
Configuring Interface Connections 3-78
Creating Trunk Groups 3-80
Statically Configuring a Trunk 3-81
Enabling LACP on Selected Ports 3-82
Configuring LACP Parameters 3-84
Displaying LACP Port Counters 3-86
Displaying LACP Settings and Status for the Local Side 3-88
Displaying LACP Settings and Status for the Remote Side 3-90
Setting Broadcast Storm Thresholds 3-91
Configuring Port Mirroring 3-93
Configuring Rate Limits 3-94
Rate Limit Configuration 3-94
Showing Port Statistics 3-95
Address Table Settings 3-99
Setting Static Addresses 3-99
Displaying the Address Table 3-100
Changing the Aging Time 3-102
Spanning Tree Algorithm Configuration 3-102
Displaying Global Settings 3-105
Configuring Global Settings 3-107
Displaying Interface Settings 3-111
Configuring Interface Settings 3-114
Configuring Multiple Spanning Trees 3-116
Displaying Interface Settings for MSTP 3-118
Configuring Interface Settings for MSTP 3-120
VLAN Configuration 3-122
IEEE 802.1Q VLANs 3-122
Enabling or Disabling GVRP (Global Setting) 3-125
Displaying Basic VLAN Information 3-126
Displaying Current VLANs 3-126
Creating VLANs 3-128
Adding Static Members to VLANs (VLAN Index) 3-129
Adding Static Members to VLANs (Port Index) 3-131
Configuring VLAN Behavior for Interfaces 3-132
Configuring IEEE 802.1Q Tunneling 3-133
Enabling QinQ Tunneling on the Switch 3-137
Adding an Interface to a QinQ Tunnel 3-138
Configuring Private VLANs 3-141
Enabling Private VLANs 3-141
Configuring Uplink and Downlink Ports 3-142
Protocol VLANs 3-142

Contents
iv
Protocol VLAN Group Configuration 3-142
Configuring Protocol VLAN Interfaces 3-143
Class of Service Configuration 3-144
Layer 2 Queue Settings 3-144
Setting the Default Priority for Interfaces 3-144
Mapping CoS Values to Egress Queues 3-145
Enabling CoS 3-147
Selecting the Queue Mode 3-147
Setting the Service Weight for Traffic Classes 3-148
Layer 3/4 Priority Settings 3-149
Mapping Layer 3/4 Priorities to CoS Values 3-149
Selecting IP Precedence/DSCP Priority 3-149
Mapping IP Precedence 3-150
Mapping DSCP Priority 3-152
Mapping IP Port Priority 3-153
Quality of Service 3-154
Configuring Quality of Service Parameters 3-155
Configuring a Class Map 3-155
Creating QoS Policies 3-158
Attaching a Policy Map to Ingress Queues 3-161
Multicast Filtering 3-162
Layer 2 IGMP (Snooping and Query) 3-162
Configuring IGMP Snooping and Query Parameters 3-163
Enabling IGMP Immediate Leave 3-164
Displaying Interfaces Attached to a Multicast Router 3-165
Specifying Static Interfaces for a Multicast Router 3-166
Displaying Port Members of Multicast Services 3-167
Assigning Ports to Multicast Services 3-168
IGMP Filtering and Throttling 3-169
Enabling IGMP Filtering and Throttling 3-170
Configuring IGMP Filtering and Throttling for Interfaces 3-171
Configuring IGMP Filter Profiles 3-172
Multicast VLAN Registration 3-174
Configuring Global MVR Settings 3-175
Displaying MVR Interface Status 3-176
Displaying Port Members of Multicast Groups 3-178
Configuring MVR Interface Status 3-179
Assigning Static Multicast Groups to Interfaces 3-180
Configuring Domain Name Service 3-181
Configuring General DNS Service Parameters 3-181
Configuring Static DNS Host to Address Entries 3-183
Displaying the DNS Cache 3-185
DHCP Snooping 3-186
DHCP Snooping Configuration 3-187
DHCP Snooping VLAN Configuration 3-188

Contents
v
DHCP Snooping Information Option Configuration 3-188
DHCP Snooping Port Configuration 3-189
DHCP Snooping Binding Information 3-190
IP Source Guard 3-191
IP Source Guard Port Configuration 3-191
Static IP Source Guard Binding Configuration 3-192
Dynamic IP Source Guard Binding Information 3-193
Switch Clustering 3-194
Cluster Configuration 3-195
Cluster Member Configuration 3-196
Cluster Member Information 3-197
Cluster Candidate Information 3-198
Chapter 4: Command Line Interface 4-1
Using the Command Line Interface 4-1
Accessing the CLI 4-1
Console Connection 4-1
Telnet Connection 4-2
Entering Commands 4-3
Keywords and Arguments 4-3
Minimum Abbreviation 4-3
Command Completion 4-3
Getting Help on Commands 4-3
Showing Commands 4-4
Partial Keyword Lookup 4-5
Negating the Effect of Commands 4-5
Using Command History 4-5
Understanding Command Modes 4-5
Exec Commands 4-6
Configuration Commands 4-7
Command Line Processing 4-8
Command Groups 4-9
Line Commands 4-10
line 4-11
login 4-11
password 4-12
timeout login response 4-13
exec-timeout 4-13
password-thresh 4-14
silent-time 4-15
databits 4-15
parity 4-16
speed 4-17
stopbits 4-17

Contents
vi
disconnect 4-18
show line 4-18
General Commands 4-19
enable 4-19
disable 4-20
configure 4-21
show history 4-21
reload 4-22
end 4-22
exit 4-23
quit 4-23
System Management Commands 4-24
Device Designation Commands 4-24
prompt 4-24
hostname 4-25
User Access Commands 4-25
username 4-25
enable password 4-26
IP Filter Commands 4-27
management 4-27
show management 4-28
Web Server Commands 4-29
ip http port 4-29
ip http server 4-30
ip http secure-server 4-30
ip http secure-port 4-31
Telnet Server Commands 4-32
ip telnet port 4-32
ip telnet server 4-33
Secure Shell Commands 4-33
ip ssh server 4-35
ip ssh timeout 4-36
ip ssh authentication-retries 4-37
ip ssh server-key size 4-37
delete public-key 4-38
ip ssh crypto host-key generate 4-38
ip ssh crypto zeroize 4-39
ip ssh save host-key 4-39
show ip ssh 4-40
show ssh 4-40
show public-key 4-41
Event Logging Commands 4-43
logging on 4-43
logging history 4-44
logging host 4-45

Contents
vii
logging facility 4-45
logging trap 4-46
clear logging 4-46
show logging 4-47
show log 4-48
SMTP Alert Commands 4-49
logging sendmail host 4-49
logging sendmail level 4-50
logging sendmail source-email 4-51
logging sendmail destination-email 4-51
logging sendmail 4-52
show logging sendmail 4-52
Time Commands 4-53
sntp client 4-53
sntp server 4-54
sntp poll 4-55
show sntp 4-55
clock timezone 4-56
calendar set 4-56
show calendar 4-57
System Status Commands 4-57
show startup-config 4-57
show running-config 4-59
show system 4-61
show users 4-61
show version 4-62
Frame Size Commands 4-63
jumbo frame 4-63
Flash/File Commands 4-64
copy 4-64
delete 4-67
dir 4-68
whichboot 4-69
boot system 4-69
Authentication Commands 4-70
Authentication Sequence 4-70
authentication login 4-71
authentication enable 4-72
RADIUS Client 4-73
radius-server host 4-74
radius-server port 4-74
radius-server key 4-75
radius-server retransmit 4-75
radius-server timeout 4-76
show radius-server 4-76