Huawei AR28 series routers adopt the modular structure, can provide abundant optional Smart Interface Card (SIC) and Multifunctional Interface Module (MIM) modules. Quidway® AR 28 series routers consist of 4 sub-series: AR 28-40/80, AR 28-30/31, AR 28-1x, AR 28-09. How to divide the sub-series lies on the difference of forwarding performance and interface number. All of the Quidway® AR 28 series routers based on the Huawei’s mature Versatile Routing Platform (VRP).
Huawei AR28 series router is illustrated as follows: AR28-11, AR28-09, AR28-10...
DHCP, VLAN, IPX, DLSw, RIP-1/RIP-2, OSPF, BGP, policy routing, multicast, routing load sharing, address unnumbered, TCP packet head compression, and routing policy.
Mute compression, comfort noise, voice jitter prevention, volume adjustment, PBX switch function simulation, calling number identification, auto busy tone detection, flexible VOIP routing and backup policy, IP fax, voice RADIUS, GK Client, IPHC, and voice QoS.
Quality of Service:
Traffic classification and traffic policing (CAR/LR), traffic shaping (GTS), congestion management (PQ/CQ/WFQ/CBQ), and congestion avoidance (WRED).
Command hierarchical protection, tracert/ping/debugging fault diagnosis function, RMON, SNMPv1/v2c/v3, system log, system upgrade through FTP or TFTP, configuration through Console/AUX/X.25 PAD/Telnet/reverse Telnet.