TP-LINK Dual-Core Multi-WAN Gigabit Enterprise VPN Router, Firewall/VPN/AP Management, TL-ER3220G

WAN/LAN adjustable ports supporting up to 4 WAN connections for bandwidth aggregation and multi-ISP access

Supports up to 4 WAN connections with load balancing

Built-in AC controller functionality to manage up to 100 TP-LINK enterprise APs

Supports IPv6 protocol for smooth transition from IPv4 to IPv6

Supports 802.11k/v/r protocols for seamless Wi-Fi roaming (requires compatible APs)

Built-in firewall with internal and external ARP protection and common attack defense

Supports IPsec, PPTP, and L2TP VPN protocols for secure remote access

Supports Web authentication, SMS authentication, and PPPoE server functions

Supports IP and MAC address binding to prevent ARP spoofing

Supports filtering of embedded file types to block viruses and malware

Provides protection against DoS attacks, scanning attacks, and suspicious packet attacks

MAC address-based filtering to block unauthorized devices

IPsec VPN for secure data encryption between headquarters and branches

PPTP and L2TP VPN for convenient remote access by traveling employees and mobile workers

Web authentication supporting local, RADIUS, and one-click internet access with customizable redirect pages for advertising

SMS authentication for real-name verification and secondary marketing based on phone numbers

PPPoE server for centralized dial-up internet access management

Internet behavior management with a built-in application database covering social, video, music, shopping, news, P2P, finance, gaming, app stores, and basic applications

User group and time-based access control rules for refined management

Website access restriction with a database of hundreds of categorized URLs

Behavior auditing with comprehensive logging and report generation

Expanded application feature database with nearly 600 free standard applications and an optional extended version supporting about 1000 popular applications via license upgrade

Enhanced application control engine with 200%-300% performance improvement for precise control and high-speed data forwarding

Application classification tags for easy scenario-based selection (e.g., business, social entertainment, internet access, network basics)

Intelligent IP-based bandwidth control with bidirectional limits per host to prevent bandwidth hogging by P2P applications

Minimum bandwidth guarantee to ensure fair bandwidth distribution

IP-based connection count limits to manage NAT resource allocation

Rich traffic balancing features including intelligent routing, special application routing, and ISP routing

Supports dynamic IP, static IP, and PPPoE access methods

Internal and external port monitoring for data tracking

Supports UPnP and ALG services with automatic cache cleaning to ensure smooth NAT traversal and device stability

Comprehensive logging with a fully Chinese graphical web management interface

Supports DDNS, virtual servers, Ping, Traceroute, and other network diagnostic tools

CLI command line management for user, system, MSTP, application database, license, and business engine configuration

Supports TP-LINK commercial cloud platform for unified management of routers, switches, and APs with remote centralized control, graphical data analysis, real-time device monitoring, mobile app support, and timely alerts

Acts as both router and wireless controller for up to 100 TP-LINK enterprise APs

Zero-configuration AP discovery and management with status monitoring, firmware upgrade, and scheduled reboot

Supports fast roaming within 50ms using 802.11k/v/r protocols for seamless wireless experience

Ideal for small and medium-sized enterprises, branch offices, retail stores, and commercial environments requiring secure, reliable, and manageable VPN and network access solutions.