Коммутатор Huawei [S2720-52TP-EI]

Fixed port

32 Ethernet 10/100 BaseTx ports, 16 Ethernet 10/100/1000 Base-T ports, 4 Gig SFP ports

MAC address table

16K MAC address entries

MAC address learning and aging

Static, dynamic, and blackhole MAC address entries Interface-based MAC learning limiting

VLAN features

4K VLANs

Guest VLAN and voice VLAN

GVRP

MUX VLAN

VLAN assignment based on MAC addresses, protocols, IP subnets, policies, and interfaces 1:1 and N:1 VLAN mapping

Ethernet loop protection

RRPP ring topology and RRPP multi-instance

Smart Link tree topology and Smart Link multi-instance, providing millisecond-level

protection switchover

SEP

ERPS (G.8032)

STP(IEEE 802.1d), RSTP(IEEE 802.1w), and MSTP(IEEE 802.1s)

Reliability

EFM OAM (802.3ah)

CFM OAM (802.1ag)

ITU-Y.1731

DLDP

LACP

IP routing

Static route, RIP, RIPng, OSPF

IPv6 features

Neighbor Discovery (ND)

Path MTU (PMTU)

IPv6 ping, IPv6 tracert, and IPv6 Telnet

Multicast

IGMPv1/v2/v3 snooping

Controllable multicast

Interface-based multicast traffic statistics

MLDv1/v2 snooping (Multicast Listener Discovery snooping)

QoS/ACL

Rate limiting by an interface

Eight queues on each interface

WRR, DRR, SP, WRR+SP, and DRR+SP queue scheduling algorithms

Re-marking of the 802.1p priority and DSCP priority

Rate limiting in each queue and traffic shaping on interfaces

Security

Port isolation, port security, and sticky MAC

MFF

Blackhole MAC address entries

Limit on the number of learned MAC addresses

IEEE 802.1x authentication and limit on the number of users on an interface

AAA authentication, RADIUS authentication, HWTACACS+ authentication, and NAC SSH V2.0

Hypertext Transfer Protocol Secure (HTTPS)

CPU defense

Blacklist and whitelist

DHCP relay, DHCP server, DHCP snooping

DHCPv6 relay, DHCPv6 server, DHCPv6 snooping

Lightning protection

Service interface: 7 kV

Super Virtual Fabric (SVF)

Working as an SVF client that is plug-and-play with zero configuration

Automatically loading the system software package and patches of clients One-click and automatic delivery of service configurations

Supports independent running client

Management and maintenance

iStack

Virtual Cable Test (VCT)

Remote configuration and maintenance using Telnet SNMPv1/v2c/v3

RMON

eSight and web-based NMS

HTTPS

LLDP/LLDP-MED

System logs and multi-level alarms

802.3az EEE

Interoperability

Supports VBST (Compatible with PVST/PVST+/RPVST) Supports LNP (Similar to DTP)

Supports VCMP (Similar to VTP)

Operating environment

Operating temperature: 0m to 1,800m: 0°C to 45°C; 1,800m to 5,000m (decreases 1°C for every 220m increase in altitude)

Relative humidity: 5% to 95% (noncondensing)

Input voltage

AC:

Rated voltage range: 100 V to 240 V AC, 50/60 Hz Maximum voltage range: 90 V to 264 V AC, 47/63 Hz