Memory

1G‍

Fixed   interface

4GE Combo

2GE Combo + 2GET

Switch   ports

/

24GE

48GE

Control   card slots

N/A‍

Service   engine slots

N/A‍

Service   sub-card slots

4‍

Forwarding   performance

>2Mpps‍

USB

1‍

Console   port

1‍

Micro   SD card

Support,   inbuilt‍

Dimension   (L x W x H)

442mm×380mm×44.2mm‍

Input   voltage

100-240V‍

Power   consumption

41W

54W

65W

Temperature

Work   temperature: 0 - 45℃‍

Storage   temperature: -40 - 70 ℃‍

Humidity

Work   humidity: 5%-85%‍

Storage   humidity: 5%-90%‍

Cooling   mode

Forced air   cooling‍

Weight

4.3KG/4.7KG

4.7KG/5.1KG

4.9KG/5.3KG

Software features‍‍‍‍‍

Link-layer   protocol and technology‍

WAN

‍

FR, MFR

HDLC

PPP, MP,   support LCP/PAP/CHAP negotiation functions

PPPoE   Client

Bridging

Virtual   Ethernet bridge

LAN

Dynamic   and static ARP, proxy ARP, free ARP

Ethernet, Ethernet   II, VLAN (VLAN-BASED PORT VLAN, VOICE VLAN, Guest VLAN),   802.3x, 802.1p, 802.1Q, 802.1x

STP/RSTP/MSTP

IGMP   Snooping, GVRP

IEEE802.3ad   LACP Link aggregation

Port   mirroring

Broadcast   storm suppression

Network   protocol‍

Route   protocol‍

Static   route

RIP v1/v2,   RIPng

OSPF v2/v3

IS-IS

BGP, BGP4+‍

ECMP,   route policy, recursive route‍

Multicast   protocol‍

IGMP   v1/v2/v3

IGMP   Snooping

PIM-DM,   PIM-SM, PIM-SDM, PIM-SSM

DVMRP,   MSDP

IP   application‍

DHCP Server, DHCP Client, DHCP Relay

DNS, DDNS‍

FTP Server, FTP Client‍

Ping, Trace‍

IP   Accounting, UDP Helper, NTP‍