L2 Features : 

MAC Black Hole

Port MAC Limit

Port QinQ

PVLAN to realize port isolation and saving public-vlan resources

GVRP

STP/RSTP/MSTP

Remote loop detecting

Bi-directional bandwidth control

Static link aggregation and LACP(Link Aggregation Control Protocol)

Port mirroring

Security Features :

･ User's Security：

Anti-ARP-spoofing  

Anti-ARP-flooding

IP Source Guard create IP+VLAN+MAC+Port binding

Port Isolation

MAC address binding to the port and MAC address filtering

IEEE 802.1x and AAA/Radius authentication

･ Device Security：

Anti-DOS attack(such as ARP, Synflood, Smurf, ICMP attack), ARP

Detection, worm and Msblaster worm attack

SSHv2 Secure Shell

SNMP v3 encrypted management

Security IP login through Telnet

Hierarchical management and password protection of users

･ Network Maintenance：

Dynamic ARP table-based binding

IP+VLAN+MAC+Port binding

L2 to L7 ACL flow filtration mechanism on the 80 bytes of the head of user-defined packet

Port-based broadcast/multicast suppression and auto-shutdown risk port

DHCP Option82 and PPPoE+ upload user’s physical location

Service Features :

･ ACL：

270 standard and extended ACLs

Time Range ACL

Flow classification and flow definition based on source/destination MAC address, VLAN, 802.1p, ToS, DiffServ, source/destination IP(IPv4/IPv6) address, TCP/UDP port number, protocol type, etc

Packet filtration of L2～L7 deep to 80 bytes of IP packet head

ACL flexible control in the phases of vlan-lookup, ingress, egress

･ QoS：

Rate-limit to packet sending/receiving speed of port or self-defined flow

Packet mirror and redirection of interface and self-defined flow

Priority remark to port or self-defined flow and provide 802.1P, DSCP priority and Remark

Super queue scheduler based on port or self-defined flow. Each port flow supports 8 priority queues and scheduler of SP, WRR, etc

･ Multicast :

IGMPv1/v2/v3 Snooping

IGMP Filter

MVR and cross VLAN multicast copy

IGMP Fast leave

IGMP Proxy

Reliability :

･ Loop Protection : 

EAPSERPSPVST and GERP (recover-time <50ms)

Loopback-detection

･ Link Protection : 

FlexLink (recover-time <50ms)

RSTP/MSTP (recover-time <1s)

LACP (recover-time <10ms)

･ Device Protection : 

Double fault-tolerant backup of host program and configuration files

Maintenance :

･ Network Maintenance :

Port real-time, utilization and transmit/receive statistic based on Telnet

LLDP

802.3ah Ethernet OAM

RFC 3164 BSD syslog Protocol

Ping and Traceroute

･ Device Management :

CLI, Console port, Telnet and WEB

SNMPv1/v2/v3

RMON (Remote Monitoring)1,2,3,9 groups MIB

NTP

NGBNView