randstream GWN7821P Layer 3 Multi-Gigabit Managed PoE Switch
The Grandstream GWN7821P is an enterprise-grade Layer 3 multi-gigabit managed PoE switch designed for medium-to-large businesses seeking high-performance, scalable, and secure network infrastructure. Equipped with 8× 2.5G Gigabit ports, 16× 1G ports, and 2× 10G SFP+ uplinks, it delivers ultra-fast data throughput, advanced traffic management, and intelligent PoE for powering IP phones, cameras, Wi-Fi access points, and other endpoints.
Key Features
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Multi-Gigabit Connectivity
8× 2.5G + 16× 1G ports and 2× 10G SFP+ ports for high-speed access and uplinks. -
Dynamic PoE/PoE+/PoE++
Smart PoE output supports up to 60W per 2.5G port and 30W per 1G port, with dynamic prioritization. -
Advanced Layer 3 Management
Supports routing (static/dynamic), policy routing, VLANs, ACL filtering, and IPv4/IPv6 dual-stack. -
Enterprise-Grade Security
802.1X, MAC authentication, RADIUS/TACACS+, IP/IPv6 source guard, DHCP snooping, ARP inspection, DoS protection, port isolation. -
High Reliability & Redundancy
Dual boot, dual system file backup, link aggregation, stacking up to 4 devices, ERPS (pending), and VRRP (pending). -
Traffic Optimization
Advanced QoS (priority mapping, queue scheduling, traffic shaping, rate limiting) and IGMP/MLD snooping for multicast traffic efficiency. -
Energy-Efficient & Smart Cooling
Intelligent fan control, EEE support, and high-efficiency power supply (280W).
Specifications
| Feature | Specification |
|---|---|
| Model | GWN7821P |
| Layer | Layer 3 Managed |
| Ports | 8× 2.5G + 16× 1G RJ45, 2× 10G SFP+ |
| PoE Ports | 8 |
| PoE Max Output per Port | 60W (2.5G), 30W (1G) |
| Total PoE Budget | 240W |
| Switching Capacity | 80 Gbps |
| Forwarding Rate | 59.52 Mpps |
| Packet Buffer | 12 Mb |
| Memory | 256 MB RAM, 128 MB NAND, 8 MB NOR Flash |
| VLANs | 4K, port/MAC/protocol-based, private VLAN, voice VLAN |
| QoS | SP, WRR, WFQ, SP-WRR, SP-WFQ, traffic shaping, rate limiting |
| ACLs | 2K for Ethernet, IPv4/IPv6 |
| Routing | Static, dynamic, RIP, OSPF, BGP, policy routing (pending) |
| Multicast | IGMPv2/v3 snooping (256 groups), MLDv1/v2 snooping (256 groups), MVR |
| Management | Web GUI, CLI, SNMP v1/v2c/v3, GDMS Networking, GWN Manager |
| Stacking | Up to 4 devices |
| Redundancy | Dual boot, dual system file backup, link aggregation |
| Surge Protection | ±6KV CM/DM (power), ±4KV CM (network ports) |
| ESD Protection | ±12KV contact discharge |
| Fan | 2, temperature-controlled |
| Mounting | Desktop or Rack (kits included) |
| Dimensions | 330 × 175 × 44 mm |
| Weight | 1.9 kg |
| Operating Temp/Humidity | 0–45°C, 10–90% RH (non-condensing) |
| Storage Temp/Humidity | -10–60°C, 10–90% RH (non-condensing) |
| Certifications | FCC, CE, RCM, IC |
What’s in the Box
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1 × GWN7821P Switch
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1 × 1.2 m AC Power Cable
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1 × 25 cm Ground Cable
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4 × Rubber Footpads
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1 × Power Cord Anti-Trip
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2 × Extended Rack-Mounting Kits
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8 × Mounting Screws
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1 × Quick Installation Guide
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Regulatory Documentation
Why Choose GWN7821P
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High-performance Layer 3 switch for enterprise networks
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Intelligent PoE to power critical devices efficiently
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Multi-layer security for data protection and attack prevention
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IPv4/IPv6 dual-stack support for future-ready networks
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Stackable design and redundancy for scalable, reliable deployments
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Advanced QoS and multicast support for video surveillance and conferencing
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