Contents
TL-ER6020 Gigabit Dual-WAN VPN Router
REV1.0.1 1910010852
FCC STATEMENT
COPYRIGHT & TRADEMARKS
CE Mark Warning
CONTENTS
Chapter 1 About this Guide
Chapter 4 Application
Network Requirements
Glossary
Hardware Specifications
Chapter 5 CLI
Package Contents
 One TL-ER6020 Router  One Power Cord  One Console Cable
 Two mounting brackets and other fittings  Installation Guide
The following items should be found in your package
Symbol
Chapter 1 About this Guide
1.1 Intended Readers
1.2 Conventions
Lists the hardware specifications of this Router
Specifications
Appendix B FAQ
Provides the possible solutions to the problems that may occur during
 Powerful Data Processing Capability
 Powerful Firewall
Chapter 2 Introduction
2.1 Overview of the Router
2.2 Features
 Dual-WAN Ports
 Easy-to-use
Hardware
2.3 Appearance
2.3.1 Front Panel
Traffic Control
Security
 Reset button
 LEDs
Status
Indication
 Power Socket
2.3.2 Rear Panel
 Grounding Terminal
 Kensington Security Slot
Chapter 3 Configuration
3.1 Network
3.1.1 Status
3.1.2 System Mode
Figure 3-2 Network Topology - NAT Mode
Figure 3-3 Network Topology - Non-NAT Mode
 NAT Mode
3.1.3 WAN
 Non-NAT Mode
 Classic Mode
1 Static IP
 Static IP
2 Dynamic IP
Upstream Bandwidth
Downstream
Specify the bandwidth for receiving packets on the port
 Dynamic IP
 Dynamic IP Status
3 PPPoE
Figure 3-8 WAN - PPPoE
 PPPoE Settings
on. The connection can be  re-established automatically when it
576-1492. The default MTU is 1480. It is recommended to keep the
Enter the Account Name provided by your ISP. If you are not clear
Here allows you to configure the secondary connection. Dynamic IP
Dynamic IP is selected, the obtained subnet address of WAN port is
4 L2TP
 PPPoE Status
correct and your network is connected well. Consult your ISP if
 L2TP Settings
Figure 3-9 WAN - L2TP
Internet connection by the Connect or Disconnect button. It
 L2TP Status
5 PPTP
 PPTP Settings
Figure 3-10 WAN - PPTP
Account Name
6 BigPond
 PPTP Status Status
Primary DNS Secondary DNS Upstream Bandwidth Downstream Bandwidth
 BigPond Settings
 BigPond Status
3.1.4 LAN
3.1.4.1 LAN
3.1.4.2 DHCP
 LAN
 DHCP Settings
3.1.4.3 DHCP Client
3.1.4.4 DHCP Reservation
 DHCP Reservation
3.1.5 DMZ
 List of Reserved Address
3.1.5.1 DMZ
3.1.6 MAC Address
 DMZ
Set the MAC Address for LAN port
Set the MAC Address for WAN port
Set the MAC Address for DMZ port
 MAC Address
3.1.7 Switch
3.1.7.1 Statistics
3.1.7.2 Port Mirror
 Statistics
Port Mirror
General
Mirroring Port
3.1.7.3 Rate Control
Application Example
3.1.7.4 Port Config
 Rate Control
 Port Config
3.1.7.5 Port Status
3.1.7.6 Port VLAN
3.2 User Group
 Port VLAN
 Group Config
3.2.1 Group
3.2.2 User
 List of Group
 User Config
 View Config
3.2.3 View
 List of User
3.3 Advanced
3.3.1.1 NAT Setup
3.3.1 NAT
3.3.1.2 One-to-One NAT
 NAPT
 NAT-DMZ
 One-to-One NAT
 List of Rules
3.3.1.3 Multi-Nets NAT
 Multi-Nets NAT
 list of Rules
Application Example Network Requirements
Configuration procedure
3.3.1.4 Virtual Server
 Virtual Server
Protocol
3.3.1.5 Port Triggering
 Port Triggering
Status
3.3.1.6 ALG
3.3.2 Traffic Control
 ALG
 Default Limit
3.3.2.1 Setup
 General
3.3.2.2 Bandwidth Control
 Interface Bandwidth
 Bandwidth Control Rule
data flow might pass. Individual WAN port cannot be selected if
3.3.3 Session Limit
3.3.3.1 Session Limit
3.3.4.1 Configuration
3.3.4 Load Balance
3.3.3.2 Session List
 Session Limit
3.3.4.2 Policy Routing
3.3.4.3 Link Backup
You can select Timing or Failover Mode
3.3.4.4 Protocol
Timing
Failover
Status :
3.3.5 Routing
3.3.5.1 Static Route
 Protocol
 List of Protocol
 Static Route
3.3.5.2 RIP
Choose the menu Advanced→Routing→RIP to load the following page
3.3.5.3 Route Table
 List of RIP
3.4.1 Anti ARP Spoofing
3.4 Firewall
3.4.1.1 IP-MAC Binding
 IP-MAC Binding
3.4.1.2 ARP Scanning
3.4.2 Attack Defense
3.4.1.3 ARP List
Figure 3-49 Attack Defense
3.4.3 MAC Filtering
 MAC Filtering
Enable Attack
Packet Anomaly
3.4.4.1 URL Filtering
3.4.4 Access Control
 URL Filtering Rule
Configuration Procedure
Select the mode for URL Filtering. “Keyword’’ indicates that all the
 Access Rules
3.4.4.3 Access Rules
3.4.4.2 Web Filtering
group on3.2.1 Group
Select the service for the entry. Only the service belonging to the
other service types can still pass through the Router. You can add
Select the Source IP Range for the entries, including the following
3.4.4.4 Service
Priority
 Service
 List of Service
3.4.5.1 Control Rules
3.4.5 App Control
 Control Rules
3.4.5.2 Database
3.5 VPN
3.5.1 IKE
3.5.1.1 IKE Policy
 IKE Policy
SA Lifetime Specify ISAKMP SA Lifetime in IKE negotiation
 List of IKE Policy
3.5.1.2 IKE Proposal
 IKE Proposal
3.5.2 IPsec
 List of IKE Proposal
3.5.2.1 IPsec Policy
 IPsec Policy
Policy Name
can be entered
 IKE Mode
policy on VPN→IKE→IKE Policy page
which PCs on the remote network are covered by this policy. Its
Gateway of the remote peer should be set to the IP address of
 Manual Mode
Phase2. As it is independent of the key created in Phase1, this
de-encrypted. Without PFS, the key in Phase2 is created based
de-encrypted, the key in Phase2 is easy to be de-encrypted, in
3.5.2.2 IPsec Proposal
 List of IPsec Policy IPsec
 IPsec Proposal
3.5.2.3 IPsec SA
 List of IPsec Proposal
Authentication
3.5.3 L2TP/PPTP
3.5.3.1 L2TP/PPTP Tunnel
Protocol
 L2TP/PPTP Tunnel
Enter the account name of L2TP/PPTP tunnel. It should be configured
Select the IP Pool Name to specify the address range for the servers
 List of Configurations
3.5.3.2 IP Address Pool
 IP Address Pool
 List of IP Pool
3.6 Services
3.6.1 PPPoE Server
3.5.3.3 List of L2TP/PPTP Tunnel
3.6.1.1 General
Figure 3-66 General The following items are displayed on this screen
3.6.1.2 IP Address Pool
3.6.1.3 Account
 Account
3.6.1.4 Exceptional IP
is 48. If Enable Advanced Account Features is not selected, the
 List of Account
3.6.1.5 List of Account
3.6.2 E-Bulletin
 Exceptional IP
 E-Bulletin
Interval
Title
Specify the interval to release the bulletin
3.6.3 Dynamic DNS
 List of E-Bulletin
3.6.3.1 DynDNS
 Dyndns DDNS
 List of DynDNS Account
3.6.3.2 No-IP
 No-IP DDNS
3.6.3.3 PeanutHull
 List of No-IP Account
 PeanutHull DDNS
 List of PeanutHull Account
3.6.3.4 Comexe
 Comexe DDNS
3.6.4 UPnP
 List of Comexe Account
3.7 Maintenance
3.7.1 Admin Setup
3.7.1.1 Administrator
 Administrator
3.7.1.2 Login Parameter
Re-enter the new password for confirmation
 Remote Management
3.7.1.3 Remote Management
 List of Subnet
3.7.2 Management
3.7.2.1 Factory Defaults
3.7.2.2 Export and Import
3.7.2.3 Reboot
 Configuration Version
 Export
 Import
3.7.2.4 Firmware Upgrade
3.7.3 License
3.7.4.1 Interface Traffic Statistics
3.7.4 Statistics
 Interface Traffic Statistics
3.7.4.2 IP Traffic Statistics
 Advanced WAN Information
3.7.5 Diagnostics
3.7.5.1 Diagnostics
 Traffic Statistics
 IP Traffic Statistics
 Ping
 Tracert
 List of WAN status
3.7.5.2 Online Detection
Displays whether the Online Detection is enabled
3.7.6 Time
 Config
 Current Time
3.7.7 Logs
 List of Logs
Level
Error conditions
Severity
The system is unusable
Chapter 4 Application
4.1 Network Requirements
4.2 Network Topology 4.3 Configurations
4.3.1 Internet Setting
4.3.1.1 System Mode
4.3.1.3 Link Backup
4.3.1.2 Internet Connection
4.3.2 VPN Setting
1 IKE Setting
Settings
4.3.2.1 IPsec VPN
 IKE Policy
AuthenticationMD5 Encryption3DES
 IPsec Proposal
2 IPsec Setting
proposalIPsec1
 IPsec Policy
proposalIPsec1 you just created
4.3.2.2 PPTP VPN Setting
 IP Address Pool
 L2TP/PPTP Tunnel
L2TP/PPTPEnable ProtocolPPTP ModeServer UsernamePPTP Passwordabcdefg
4.3.3 Network Management
4.3.3.1 User Group
 Group
 User
4.3.3.2 App Control
 View
1 Enable Bandwidth Control
4.3.3.3 Bandwidth Control
3 Bandwidth Control Rule
2 Interface Bandwidth
Keep the default value
4.3.4 Network Security
4.3.3.4 Session Limit
1 Scan and import the entries to ARP List
4.3.4.1 LAN ARP Defense
2 Set IP-MAC Binding Entry Manually
3 Set Attack Defense
4.3.4.2 WAN ARP Defense
00-11-22-33-44-aa
4.3.4.4 Traffic Monitoring
4.3.4.3 Attack Defense
1 Port Mirror
2 Statistics
Figure 4-23 IP Traffic Statistics
5.1 Configuration
Chapter 5 CLI
Figure 5-2 Connection Description
Figure 5-3 Select the port to connect
Figure 5-4 Port Settings
Figure 5-5 Connection Properties Settings 148
5.2 Interface Mode
Accessing Path
Logout or Access the next mode
enable
admin
enable
Show command history
IP configuration
IP mac bind configuration
5.4 Command Introduction
5.4.2 ip-mac
5.4.1 ip
TP-LINK  ip get lan Lan Ip Lan Mask
TP-LINK # sys reboot This command will reboot system, Continue?Y/N
TP-LINK # sys restore
This command will restore system, Continue?Y/N
TP-LINK # sys export config
Password admin File name config.bin
Try to get the configuration file  config.bin
Get configuration file config bin succeed, file size is 7104 bytes
TP-LINK  sys show CPU Used Rate 1% TP-LINK # sys update
TP-LINK  user get Username admin Password admin
TP-LINK user set password Enter old password
Enter new password Confirm new password
TP-LINK # user get Username admin Password admin
View the history command
5.4.6 exit
TP-LINK   history
1. history 2. sys show 3. history
Appendix A Hardware Specifications
Power
Standards
Ports
Appendix B FAQ
4. Make sure that the NAT DMZ service is disabled
Appendix C Glossary
Glossary
AH(Authentication Header)
data authentication, and anti-replay services. ESP encapsulates
for services such as IPSec that require keys. Before any IPSec
Glossary
Telnet is used for remote terminal connection, enabling users to
enterprise