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Bộ chuyển mạch multi-gigabit L3 GrandStream GWN7821P
GrandStream GWN7821P là các thiết bị chuyển mạch quản lý L3 PoE multi-gigabit cho phép các doanh nghiệp vừa và lớn xây dựng các mạng thông minh, an toàn, hiệu suất cao và có thể mở rộng. Hỗ trợ PoE để cấp nguồn cho điện thoại IP, camera IP, AP Wi-Fi,... Dòng GWN7820 có thể được quản lý theo nhiều cách, bao gồm giao diện Web cục bộ, CLI và được hỗ trợ bởi GDMS Networking và GWN Manager, nền tảng quản lý mạng tại chỗ và đám mây của Grandstream.
Thông số kỹ thuật
| Model | GWN7821P |
| Network Protocols | • IPv4, IPv6, IEEE 802.3, IEEE 802.3i, IEEE 802.3u, IEEE 802.3ab, IEEE 802.3z, IEEE 802.3ae, IEEE 802.3az, IEEE 802.3ad, IEEE 802.3x, IEEE 802.3af/at/bt, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1d, IEEE 802.1w, IEEE 802.1s, IEEE 802.1x |
| Memory | • 256MB RAM 8MB Nor Flash, 128MB Nand Flash |
| Jumbo Frame (Bytes) | • 10240 |
| PoE Standards | • IEEE 802.3af/at/bt |
| Gigabit Ports | • 8x 2.5G |
| SFP+ Ports | • 2 (To Support DAC, cable must be ≤ 5m) |
| Maximum Amount of Supported Modules | • SM-10G: 2 • MM-10G: 2 • RJ45-10G: 2 |
| Console | • 1 |
| Link Aggregation Groups | • 5 |
| Integrated Power Supply | • 280W(54V/5.19A) |
| External Redundant Power Supply (RPS) | / |
| Maximum Output Power Per PoE Port | • 60W |
| Max Total PoE Output Power | • 240W |
| Surge Protection | • ± 6KV CM and DM for power • ± 4KV CM for network ports |
| ESD | • ± 12KV for contact discharge |
| Auxiliary Ports | • 1 x Reset Pinhole |
| Forwarding Mode | • Store-and-forward |
| Total non-blocking throughput | • 40Gbps |
| Switching Capability | • 80Gbps |
| Forwarding Rate | • 59.52Mpps |
| Packet Buffer | • 12Mb |
| Network Latency | • <4µs |
| Stacking | • Yes, up to 4 devices |
| Switching | • 16K MAC addresses, including static, dynamic and filtering MAC address • 4K VLANs, port-based VLAN, IEEE 802.1Q VLAN tagging, MAC-based VLAN, Protocol-based VLAN, voice VLAN • Private VLAN (pending) • VLAN virtual interface with 9216 MTU • 256 ARP/NDP • Spanning tree, 32 instances for STP/RTSP/MSTP/PVST(+) |
| Routing | • 512 (IPv4)/128(IPv6) routes • 32 static routing • Policy routing • Dynamic routing, including RIP, RIPng, OSPF, OSPFv3, BGP and IS-IS(pending) • Routing policy • VRRP(pending) |
| Multicast | • IGMP Snooping with IGMPv2 and IGMPv3 • MLD Snooping with MLDv1 and MLDv2 • MVR |
| QoS/ACL | • Port priority • Priority mapping • Queue scheduling, including SP, WRR, WFQ, SP-WRR and SP-WFQ • Traffic shaping • Rate limit • 2K ACL for Ethernet, IPv4 and IPv6 |
| DHCP | • DHCP server, DHCP relay, Option 82, 60, 160 and 43 |
| Maintenance | • CPU and memory monitoring, SNMP, RMON, LLDP&LLDP-MED, backup and restore, syslog, diagnostics including Ping, Traceroute, mirroring, UDLD(pending) and copper test |
| Security | • User hierarchical management and password protection, HTTPS, SSH, Telnet • Identity authentication including 802.1X and MAC authentication • AAA authentication including RADIUS, TACACS+ • Storm control • Port isolation, port security, sticky MAC • Filtering MAC address • IP source guard, DoS attack prevention, ARP inspection • DHCP Snooping • Loop protection including BPDU protection, root protection and loopback • protection • Kensington Security Slot (Kensington Lock) support |
| Mounting | • Desktop, or Rack-Mount (rack-mounting kits included) |
| System LEDs | • 1 x tri-color LED for device tracking and status indication |
| Power Supply LEDs | / |
| PoE Powered LEDs | • 8 x yellow-color LEDs |
| Data Transferring LEDs | • 10 x green-color LEDs |
| Fan | • 2 |
| Environmental | • Operation: 0°C to 45°C, humidity 10% to 90% RH(Non-condensing) • Storage: -10°C to 60°C, humidity: 10% to 90% RH(Non-condensing) |
| Dimensions | • 330mm(L) x 175mm(W) x 44mm(H) |
| Unit Weight | • 1.9Kg |
| Package Content | • 1 x Switch • 1 x 1.2m AC Cable • 1 x 25cm Ground Cable • 4 x Rubber Footpads • 1 x Power Cord Anti-Trip • 2 x Extended Rack-Mounting Kits • 8 x Screws(KM 3*6) • 1 x Quick Installation Guide • 1 x Console Cable (Optional) |
| Compliance | • FCC, CE, RCM, IC |
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