Huawei NetEngine AR151W Fixed‑Interface Enterprise Wi‑Fi Branch Router Full Product Description

1. Short Overview

Naming & Variant Breakdown

• AR151W: Wi‑Fi‑integrated base model, 1×FE WAN, 4×FE LAN ports, built‑in 802.11b/g/n 2.4 GHz Wi‑Fi, no PoE, no cellular module, no expansion slots.
• AR151W‑P: Enhanced variant with built‑in Wi‑Fi and PoE output on LAN ports华为.
• AR151: Wired‑only version without Wi‑Fi.
• AR151G‑U: Variant with built‑in 3G HSPA+ cellular modem.

Difference vs AR120 series: AR151W features larger memory capacity and higher service throughput, non‑modular without SIC expansion slots. It is commercial office‑grade device, non‑industrial. Operating temperature 0 °C ~ +40 °C, no DIN‑rail mounting, no industrial DI/DO terminals.

Core Differentiators

1. Standard 19‑inch 1U metal chassis, supports rack‑mount or desktop placement, fan‑less silent natural‑cooling design.
2. Fixed Fast‑Ethernet plus integrated 2.4 GHz Wi‑Fi design: 1×FE WAN plus 4×FE LAN ports, delivers both wired and local wireless access for branch staff and guests; no hardware expansion slots, simple and reliable for small‑branch deployment.
3. All‑in‑one multi‑service convergence: routing, switching, firewall, IPsec/GRE/L2TP VPN, QoS, lightweight AC managing up to 4 Huawei Fit APs.
4. Complete enterprise security suite including hardware encryption, AAA authentication and multi‑dimensional anti‑attack defense.
5. Diversified deployment modes: CLI console, Web‑UI, USB zero‑touch provisioning; supports batch configuration delivery and remote maintenance via eSight network management platform.

2. Hardware Interface & Physical Specifications

Core Hardware

• Processor: Dual‑core 533 MHz
• Memory: 512 MB DRAM; 512 MB Flash
• Cooling: Fan‑less natural convection cooling
• WLAN: Built‑in 802.11b/g/n 2.4 GHz Wi‑Fi, two external antenna connectors
• IMIX service throughput: Up to 100 Mbps
• Maximum recommended concurrent users: Up to 80 wired+wireless terminals

Fixed Interfaces

1. Ethernet
   • 1 × FE 10/100 M RJ45 fixed WAN port
   • 4 × FE 10/100 M RJ45 LAN ports
2. WLAN
   • 2 × SMA antenna interfaces for 2.4 GHz Wi‑Fi
3. Management interfaces
   • 1 × RJ45 CON/AUX console port for local CLI debugging
   • 1 × USB 2.0 Type‑A host port for USB zero‑touch provisioning, configuration backup‑restore and firmware upgrade
4. Buttons: RESET button; short‑press for reboot; long‑press ≥5 s to restore factory default configuration
5. Power: External AC‑DC power adapter

Physical & Power Parameters

• Dimensions (W × D × H): 300 mm × 216.4 mm × 44 mm (without rack ears); 482.6 mm × 216.4 mm × 44 mm (with rack ears, 1U height)
• Weight: approx 2.8 kg
• Power input: AC 100‑240 V, 50/60 Hz
• Max power consumption: 24 W
• Installation: Desktop placement or 19‑inch standard rack‑mount; DIN‑rail mounting is not supported
• Operating environment
  • Operating temperature: 0 °C ~ +40 °C
  • Storage temperature: −40 °C ~ +70 °C
  • Humidity: 5%‑90% non‑condensing
  • Altitude: < 5000 m
  • Protection rating: Ordinary office‑grade, non‑IP‑rated

3. Software Feature Suite (VRP V200R007 / V200R008 and later)

Routing & WAN Connectivity

• IPv4 / IPv6 dual‑stack routing: Static route, RIP, OSPF, policy‑based routing (PBR)
• WAN access: Ethernet, PPPoE client; multi‑WAN link backup
• WLAN service: Multiple SSIDs, SSID isolation, WPA/WPA2‑PSK authentication, WMM QoS, wireless access control
• NAT: Static NAT, PAT, NAT server for branch internet access
• Layer‑2 features: 802.1Q VLAN, port isolation, STP/RSTP/MSTP

Integrated Security Features

• Zone‑based stateful firewall, ACL access‑control list
• VPN suite: IPsec site‑to‑site VPN, GRE VPN, L2TP client
• AAA authentication: Local user database, RADIUS, HWTACACS+, 802.1X, MAC authentication, Web authentication
• Application control: URL filtering, SAC application identification
• Anti‑attack functions: URPF, CPCAR, ARP anti‑attack, ICMP attack defense, DHCP Snooping

QoS & Wireless Controller

• QoS: Traffic policing, traffic shaping, queue scheduling (PQ, CBWFQ), DSCP priority mapping
• Built‑in lightweight AC: Manage up to 4 Huawei Fit APs, completes WLAN service configuration and AP lifecycle management

Management & O&M

• Local management: CLI via CON/AUX port, embedded Web‑UI
• Remote management: SSHv2, HTTPS, SNMPv1/v2c/v3, Syslog, NTP, NetConf, CWMP
• Centralized management: Batch configuration, real‑time status monitoring and remote firmware upgrade via eSight
• USB‑assisted zero‑touch deployment for mass branch roll‑out
• NQA network quality detection

4. Typical Deployment Scenarios

1. Small‑enterprise Branch Gateway: Deployed in small branch offices, provides wired‑wireless internet access, VLAN division, firewall protection and IPsec VPN secure connection to enterprise headquarters.
2. Small Retail & Chain‑store Gateway: Applied for small‑scale chain stores, provides on‑site Wi‑Fi for staff and customers, supports USB zero‑touch fast deployment and unified remote O&M from headquarters.
3. Small‑size SME Egress Gateway: Acts as network egress for small‑and‑micro enterprises, integrating routing, security, local Wi‑Fi and wireless AP management functions.
4. Temporary Office Network Gateway: Suitable for simple temporary project offices requiring low‑cost wired‑wireless multi‑service routing capability.

5. Standard Package Contents of AR151W

Separately‑Sold Optional Accessories

• 2.4 GHz SMA Wi‑Fi antennas
• Additional CAT5e Ethernet cables
• Huawei Fit AP access points (managed by built‑in AC function)

Software Licensing Information

Short Commercial Catalog Summary