NAT-DMZ:Enable or disable NAT-DMZ. NAT DMZ is a special service of NAT application, which can be considered as a default forwarding rule. When NAT DMZ (Pseudo DMZ) is enabled, all the data initiated by external network falling short of the current connections or forwarding rules will be forwarded to the preset NAT DMZ host.

Host IP Address: Enter the IP address of the host specified as NAT DMZ server.

3.3.1.2One-to-One NAT

On this page, you can configure the One-to-One NAT.

Choose the menu Advanced→NAT→One-to-One NAT to load the following page.

Mapping IP Address:

Enter the Original IP Address in the first checkbox and Translated

 

IP Address in the second checkbox. TL-ER6120 allows mapping from LAN

 

port to WAN port and DMZ in LAN Mode.

Interface:

Select an interface for forwarding data packets.

DMZ Forwarding:

Enable or disable DMZ Forwarding. The packets transmitted to the

 

Translated IP Address will be forwarded to the host of Original IP if DMZ

 

Forwarding is enabled.

Description:

Give a description for the entry.

Status:

Activate or inactivate the entry.

¾ List of Rules

 

In this table, you can view the information of the entries and edit them by the Action buttons.

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TP-Link TL-ER6120 manual One-to-One NAT, Mapping IP Address, Interface, DMZ Forwarding, Description

TL-ER6120 specifications

The TP-Link TL-ER6120 is a robust and versatile gigabit router designed for small to medium-sized businesses, offering high-performance routing capabilities while ensuring secure network management. This device stands out for its user-friendly configuration, affordability, and rich feature set tailored for business needs.

One of the key features of the TL-ER6120 is its advanced routing capabilities. It supports load balancing and failover, ensuring reliable internet connectivity by distributing traffic across multiple WAN ports. This helps to maintain optimal performance even during high-traffic periods. The router can accommodate up to three WAN ports, providing flexibility in terms of connection options and redundancy.

Security is paramount in any business network, and the TL-ER6120 does not disappoint. It includes a robust firewall with stateful packet inspection, preventing unauthorized access and safeguarding sensitive data. The router also supports various VPN protocols, including PPTP, L2TP, and IPSec, enabling secure remote access for employees working from remote locations. This feature is particularly beneficial as remote work becomes more prevalent.

In addition to its security features, the TL-ER6120 offers support for VLAN configuration, allowing businesses to segment their networks for better performance and security. Dynamic Routing Protocols such as RIP v1/v2, and static routing are also supported, ensuring seamless data exchange across different network segments.

Another significant aspect of the TL-ER6120 is its Quality of Service (QoS) functionality. This feature enables users to prioritize bandwidth for critical applications, ensuring that services like VoIP and video conferencing maintain optimal performance. By managing the flow of data, businesses can enhance their operational efficiency.

The TL-ER6120 is equipped with several advanced management features, including a web-based user interface that simplifies network configuration and monitoring. Users can easily manage their network settings, view traffic statistics, and troubleshoot issues without advanced technical knowledge.

In conclusion, the TP-Link TL-ER6120 is an excellent choice for businesses seeking a reliable, feature-rich router. Its combination of security, performance, and ease of use makes it an ideal solution for managing business networks efficiently. Whether for load balancing, secure remote access, or network segmentation, the TL-ER6120 meets diverse business needs with sophistication and reliability.