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S2912 8 Gigabit electrical ports + 4 Gigabit SFP slots Layer 2 managed Ethernet switch

8-port 4-fiber Gigabit managed switch

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Hardware Features

Firmware Features

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● Supports IEEE802.3, IEEE 802.3u, IEEE802.3ab, IEEE802.3z

● Provides 8 Gigabit electrical ports + 4 Gigabit SFP ports

● Built-in power supply

● Up to 24Gbps backplane bandwidth

● Supports MLD Snooping

● Supports standard IP / extended IP / MAC IP / ARP ACL

● Supports IGMP snooping for multimedia applications

● Supports port mirroring and bandwidth control

● Supports IEEE802.3x flow control

● Supports port-based VLAN / 802.1Q Tag VLAN

● Supports IEEE802.3ad port trunking via LACP

● Supports spanning tree protocol IEEE802.1d / 802.1w / 802.1s

● Supports IEEE 802.1p Quality of Service

● Supports IEEE 802.1x user authentication

● Supports broadcast storm filter

● Supports system event log

● Supports command-line interface management

● Manages via Web / SNMP / SSH / Telnet / Console

Attributes
Network Interface	8 Gigabit RJ45 Port 4 Gigabit SFP Port
Management Interface	Console Port
Indicator Light	Power, Port Rate, Port Connection
Performance
Backplane Bandwidth	24 Gbps
Packet Forwarding Rate	17.9 Mpps
Forwarding Mode	Store and Forward
Packet Buffer Memory	4.1 Mbit
CPU Memory	256 Mbit
Flash Memory	32 Mbit
MAC Address Table	8K
Maximum Jumbo Packet	16K
VLAN Quantity	4K
ACL Table	512
L3 Interface	32
Port Queue	8
Physical Characteristics
Package Dimensions	330 x 200 x 44 mm
Weight
Operating Temperature	0 to 40 ℃
Storage Temperature	-10 to 70 ℃
Operating Humidity	5 to 95% Noncondensing
Power Supply	100-240VAC, 50/60Hz
Maximum Power Consumption	20W
EMC Safety	FCC, CE, RoHS
Reliability

Port Configuration
Enable and Disable	Supports control enable and disable
Auto-Negotiation	Supports port mode and speed
Flow Control	Supported IEEE802.3x Full Duplex Supports half-duplex backpressure
Storm Control	Supports broadcast, multicast and DLF Packet Rate Limiting
Port Mirroring	Supports multi-to-one mirroring
Rate Limiting	Supports port input and output rate limiting
Link Aggregation	Supports manual link aggregation Supported LACP Maximum 8 maximum aggregation groups, each group containing a maximum of 8 ports
Aggregation Policy	Source MAC / Destination MAC / Source MAC Source IP / Destination IP / Source Destination IP
Port Protection	Each port can be configured as a protected port isolated from each other
MAC Configuration
MAC Address Table Management	Supported
Transmission Mode	Supported IVL Transmission Mode
Static MAC Address	Supported
MAC Binding	Supported
MAC Address Filtering	Supported
MAC Quantity Limit	Supports limiting each port's mac address learning quantity
VLAN Configuration
Based 802.1Q on VLAN	Supported
Based MAC on VLAN	Supported
Based IP on VLAN	Supported
Protocol-based VLAN	Supported
Voice VLAN	Supported
Guest VLAN	Supported
Dedicated VLAN	Supported
VLAN Mapping	Supported 1：1 Mapping
Dual VLAN Tagging	Basic Support QinQ

Reliability Protocol
Spanning Tree	Supported STP/RSTP/MSTP
BPDU Protection	Supported
BPDU Filter	Supported
Port Loop Detection	Supported
EAPS Protocol	Supported RFC3619
ERPS Protocol	Supported G.8032/Y.1344
LLDP Protocol	Supported LLDP Following LLDP-MED
Host Routing
Static ARP	Supported
Static Routing	Supported
Multicast
Static Multicast MAC Address	Supported
IGMP Listen	Supported
MVR	Supported
GMRP	Supported
Access Control List (ACL)
Standard-Based IP	Supported
Extended-Based IP	Supported
Based MAC IP	Supported
Based MAC ARP	Supported
Time-Based	Supported
Port Filtering	Supported
Quality of Service (QoS)
Scheduling Mode	Supported WRR , SP, WFQ
Port-Based Sorting	Supported
Based 802.1p Sorting	Supported
Based DSCP （ DiffServ ）Sorting	Supported
Based ACL Data Stream Sorting	Supported
QoS Policy	Supports mapping packets to corresponding output queues Supports modifying packet COS and DSCP Flags Data stream support limits Supports data stream statistics Supports data stream mirroring

Safety
Administrative Security	Supports start and end TELNET ， WEB and SNMP Service Supported TELNET ， WEB and SNMP With standard IP ACL Service binding Supports control TELNET Number of users
CPU Protection	Switch self-protection, prohibiting traffic attacks
IP-MAC Address Binding	Supports static configuration IP ， MAC and binding between ports
AAA	Supported 802.1x Protocol Supported RADIUS Protocol Supported RADIUS Server authentication, authorization, and accounting Supports based on MAC on 802.1X Authentication. Supported 802.1x Guest VLAN
DHCP Listen	Supports dynamic ARP Binding to prevent ARP Spoofing Supports dynamic IP ， MAC Port Binding Supports fixed port connection DHCP Server, preventing private connections DHCP Server
Prevent ARP Spoofing	Supports manually configuring based on MAC ARP on ACL Rules, preventing ARP Spoofing Supported DHCP SNOOPING Function, when DHCP Getting IP Address, dynamic binding ARP and port, to prevent ARP Spoofing
Management Function
CLI Management	Supports serial port management Supports remote login management Supported SSH Management
WEB Management	Supported
SNMP Management	Supported SNMP Protocol Supported SNMP TRAP Supports standard and proprietary MIB
User Management	Supports multi-user management
Display CPU Utilization	Supported
Displays memory utilization	Supported
TACACS+	Supported TACACS+ Server remote username and password authentication Supported PAP and CHAP Password encryption Supported TACACS+ Server command authorization
Log Management	Supported
Configuration Download / Upload	Supported
Upgrade firmware	Supported
Timer Management	Supports local timer management Supported SNTP Protocol's get Clock
Debugging tools
PING	Supported
TRACEROUTE	Supported
TELNET Client	Supported

Packing list
S2912 Network switch	1 Units
User Manual	1 This
Power cord	1 Root
Serial cable	1 Root
Angle iron	2 Group
Screws	4 Pieces

Switch Model
S2912	8 G+4SFP Managed Switch
GSFP-RJ45	Gigabit SFP Module ', RJ45 Port
GSFP-M-LC-R5	Gigabit SFP Module , Multi-mode ', 500M, 850nm, LC
GSFP- S -LC-20	Gigabit SFP Module , Single-mode , 2 0km, 1310nm , LC
GSFP- S -LC-40	Gigabit SFP Module , Single-mode ', 40km, 1310nm, LC
GSFP- S -LC-80	Gigabit SFP Module , Single-mode ', 80km, 1550nm, LC