AR121

Product Code

Huawei Router - AR121

Memory

256 MB

Flash

256 MB

Service interfaces (standard configuration)

WAN interfaces: 1 10/100M auto-sensing Ethernet electrical interface

LAN interfaces: 4 10/100M auto-sensing Ethernet electrical interfaces

Extended slots

Not supported

Interface number

LAN interfaces: FE0-FE3

Power module type

External power adapter

Weight

2.8 kg

Dimensions (W x D x H)

300.0 mm x 216.4 mm x 44.0 mm

①

CON/AUX interface

②

WAN FE electrical interfaces

③

4 FE electrical interfaces

④

RST button

⑤

Power interface

Model

AR121

AR2220E

SIC Slots

0

4

Memory

256 MB

1 GB

Flash

256 MB

512 MB

Weight

2.8 kg

6 kg (13.2 lb)

Dimensions (W x D x H)

300.0 mm x 216.4 mm x 44.0 mm

442.0 mm x 420.0 mm x 44.5 mm

AR121 Specification

WAN speed with services*
(IMIX)

50 Mbit/s

Number of recommended users

20

Fixed WAN Ports

1 x FE (the interface LAN 0 of which can be used as one WAN interface)

Fixed Ethernet Switching Ports

4 x FE (can be configured as WAN interfaces)

Fixed Voice Ports

—

Integrated 3G

—

Wi-Fi

—

USB 2.0 Ports

1

Console Ports

1

Memory Size

256 MB

Flash Memory

256 MB

PoE Power

—

Maximum Power

24W

Power Supply (AC)

100V to 240V

Frequency

50 Hz/60 Hz

Dimensions (H x W x D)

44.5 mm x 300 mm x 220 mm (1.7 in. x 11.8 in. x 8.66 in.)

Operating Temperature

0°C to 45°C

Relative Humidity

5% to 95% (non-condensing)

Basic Features

ARP, PBR, DNS, DHCP, and NAT

WLAN (AC)

AP management (AC discovery/AP access/AP management), CAPWAP, WLAN user management, WLAN radio management (802.11a/b/g/n), WLAN QoS (WMM), and WLAN security (WEP/WPA/WPA2/key management)

LAN

IEEE 802.1P, IEEE 802.1Q, IEEE 802.3, VLAN management, MAC address management, MSTP, etc.

IPv4 Routing

Static route, RIP, and BGP

IPv6 Routing

Static route, RIPng, and BGP4+

Multicast

IGMP v1/v2/v3, MLD

VPN

IPSec VPN, GRE VPN, DSVPN, L2TP VPN, Smart VPN

QoS

MQC, priority mapping, traffic policing (CAR), traffic shaping, congestion avoidance (based on IP precedence/DSCP WRED), congestion management (LAN interface: SP/WRR/SP + WRR WAN interface: PQ/CBWFQ), and MQC (traffic classification, traffic behavior, and traffic policy)

Security

ACL, firewall, 802.1x authentication, AAA authentication, RADIUS authentication, broadcast storm suppression, ARP security, ICMP attack defense, URPF, blacklist, IP source tracing, PKI, and HTTPS

Management and Maintenance

Upgrade management, device management, web-based GUI, SNMP v1/v2c/v3 (AR129CGVW-L only), RMON, NTP, CWMP, Auto-Config, site deployment using USB disk, CLI