Item	Description
Basic feature	DHCP server/client, PPPoE server/client, PPPoA server/client, PPPoEoA server/client, NAT, Sub interface management
Voice	RTP, SIP, SIP AG, IP PBX/TDM PBX, FXO/FXS, VoIP/conference call, BEST, DISA, SBC, (Only voice models support voice features)
WLAN(AC)	AP management(AC discovery/AP access/AP management),CAPWAP, WLAN user management , WLAN radio management802.11a/b/g/n),WLAN QoS(WMM), WLAN security(WEP/WPA/WPA2/Key management）
3G	3G Interface card(WCDMA)
LTE	LTE Interface card( FDD LTE: Uplink: 50Mbit/s Downlink: 100Mbit/s)
LAN	IEEE 802.1P, IEEE 802.1Q, IEEE 802.3, VL AN management, MAC address management, MSTP
IPv4 unicast routing	Routing policy, static route, RIP, OSPF, IS-IS, BGP
IPv6 unicast routing	Routing policy, static route, RIPng, OSPFv3, IS-ISv6, BGP4+
Multicast	IGMP V1/V2/V3, PIM SM, PIM DM, MSDP, MBGP
MPLS	LDP, MPLS L3 VPN, VLL, PWE3, static LSP, dynamic LSP, MPLS TE, IP FRR, LDP FRR, TE FRR
VPN	IPSec VPN, GRE VPN, DSVPN, L2TP VPN
QoS	DiffServ mode, MPLS QoS, 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), MQC (traffic classifier, traffic behavior, and traffic policy), Hierarchical QoS, WLAN QoS, FR QoS, Smart Application Control (SAC)
Security	ACL, firewall, 802.1x authentication, AAA authentication, RADIUS authentication, HWTACACS authentication, broadcast storm suppression, ARP security, ICMP attack defense, URPF, CPCAR, blacklist, IP source tracing
Management and maintenance	Upgrade management, device management, web-based GUI, GTL, SNMP (v1/v2c/v3), NTP, CWMP, Auto-Config, deployment using USB disk, CLI, SSH (v1/v2)
Maximum power consumption(W)	25
Operating temperature	0°C to 45°C
Operating relative humidity	5% to 95%, noncondensing
Operating altitude(m)	< 5000
Dimensions(mm)	44.5 (H) x 390 (W) x 220 (D)
Weight(kg)	2.9
Rack height	1U