Model

RG-S6120-20XS4VS2QXS

Basic

Fixed ports

20 1G/10GBASE-X SFP+ ports
4 10G/25GBASE-X SFP28 ports
2 40GBASE-X QSFP+ ports
Support up to 32 10G ports
2 modular power slots
2 modular fan slots

Management ports

1 MGMT port
1 console port
1 USB port

Switching capacity

2.56T/23.04T

Packet forwarding rate

570Mpps/1260Mpps

Port Buffer

4MB

ARP Table

Up to 16K

MAC Address

Up to 32K

Routing Table Size (IPv4/IPv6)

4K/4K

ACL Entries

Up to 2500

Features

VLAN

4K 802.1Q VLAN
Port-based VLAN
Private VLAN
GVRP
Super VLAN

QinQ

Basic QinQ

Link aggregation

LACP (802.3ad)

Port mirroring

Flow-based mirroring
Many-to-one mirroring, One-to-many mirroring
RSPAN
Link aggregation mirroring

Multiple Spanning Tree (MST) Instances

64

Spanning tree protocols

STP, RSTP, MSTP

Maximum Aggregation Port (AP)

128

DHCP

DHCP Server
DHCP Client
DHCP Snooping
DHCP Relay
IPv6 DHCP Snooping
IPv6 DHCP Client
IPv6 DHCP Relay

IPv6 protocols

IPv6 addressing, ICMPv6, Path MTU Discovery

IP routing

Static routing
RIP, RIPng
OSPFv2, OSPFv3, IS-ISv4, IS-ISv6
BGP4, BGP4+
ECMP

Multicast

IGMP v1/v2/v3, IGMP proxy
IGMP v1/v2/v3 snooping
IGMP filtering, IGMP fast leave
PIM-DM, PIM-SM, PIM-SSM
MLD Snooping, MLD
MSDP

ACL

Various hardware-based ACLs:
Standard IP ACL (Based on IP address)
Extended IP ACL (Based on IP address and TCP/UDP port number)
Extended MAC ACL (Based on source and destination MAC addresses and Ethernet type)
Time-based ACL
Expert ACL (Based on the flexible combination of VLAN ID, Ethernet type, MAC address, IP address, TCP/UDP port, protocol type and time)
ACL80
IPv6 ACL

QoS

Port-based traffic recognition
Port-based speed limit
802.1p/DSCP/TOS traffic classification
8 priority queues per port
Queue scheduling algorithms: SP, WRR, DRR, SP+WRR, SP+DRR, RED/WRED

Security

Filter unauthorized MAC addresses
Broadcast storm suppression
Hierarchical management by administrators and password protection
RADIUS and TACACS+
SSH
BPDU Guard
CPP, NFPP

Management

SNMP, CLI (Telnet/Console), RMON (1,2,4,9), Syslog, NTP, SNMP over IPv6, IPv6 MIB support for SNMP, Telnet v6, FTP/TFTP v6, DNS v6, NTP for v6, Traceroute v6
Support sFlow to sample the packets of the switch traffic using the random sampling technology of data stream

Reliability

VSU (virtualization technology for virtualizing multiple devices into 1); GR for RIP/OSPF/BGP; BFD; G.8032 (ERPS), REUP; RLDP; 1+1 power redundancy; Hot-swappable power module and fan module

VSU (Virtual Switch Unit)

Up to 2 stack members

Physical

Power supply

Supported power module: RG-PA150I-F
AC input:
Rated voltage range:
100 to 240VAC; 50/60Hz
Maximum voltage range:
90 to 264VAC; 47/63Hz
Rated input current: 3A
HVDC input:
Rated voltage range: 240VDC
Maximum voltage range: 192 to 288 VDC
Rated current per input: 3A

Power Consumption

<85W

Power Surge Protection

4KV (MGMT Port)
Power Supply Module (RG-PA150I-F): common mode 6KV/difference mode 6KV

Fan

Support 2 pluggable modular fans with front and rear air ducts
Support fan speed adjustment and malfunction alert

Temperature alarm

Support temperature alarm function

Temperature

Operating temperature: 0°C to 50°C
Storage temperature: -40°C to 70°C

Humidity

Operating humidity: 10% to 90%RH
Storage humidity: 5% to 90%RH

Operating Altitude

0 to 5,000m

Dimensions (W x D x H) 

440 * 330 * 43.6 mm

Rack Height

1RU