The QLGEL2861- includes the best green-saving technologies (IEEE 802.3az and Green-Ethernet). Using the Energy Efficient Ethernet standard, the switch automatically decreases power usage when network traffic is low.

Key-Features

• 24 Gigabit Ethernet ports and 4 Gigabit SFP slots
• IEEE 802.1d/w/s Spanning Tree Protocol (STP) and port mirroring
• IEEE 802.3ad LACP for auto port aggregation
• Supports Access Control List (ACL) authentication of up to 512 entries and port-based security with IEEE802.1X
• IP Multicast Filtering through IGMP Snooping V1 / V2 / V3
• Supports port-based VLAN, IEEE 802.1Q VLAN Tagging
• Supports IPv4/IPv6 network operation
• IEEE 802.1p QoS with 8 priority queues
• Virtual stacking supports up to 36 switches in a single logical stack for unified management, monitoring and management

Technical Data

• Approval and compliance
• CE, FCC Class A
• EN 55022 (CISRP 22) Class A
• EN 61000-3-2/3
• VCCI
• CSA (CSA 22.2 NO 60950-1 & UL 60950-1)
• CB (IEC/EN60950-1)
• RoHS

• Max. operating humidity
• 90%

• Max. operating temperature
• 50°C

• Min. operating humidity
• 10%

• Acoustic noise
• 0 dB (A)

• Backplane
• 56Gbps

• Packet buffer
• 4.1 Mbits

• Indicators
• Power
• Link/Active

• Jumbo frame
• 10KB

• MAC address table
• 8K

• RAM size
• 256MB

• Flash memory size
• 32MB

• Mount
• 19" rack mount

• Power supply
• 100-240 VAC
• 50-60 Hz

• Chipset
• MIPS 4Kec 500MHz

Standards

• IEEE 802.3 10-BASE-T, Ethernet
• IEEE 802.3u 100-BASETX, Fast Ethernet
• IEEE 802.3ab 1000BASE-T, Gigabit Ethernet
• IEEE 802.3z 1000BASE-SX/LX/LHX/ZX Transceivers
• IEEE 802.1p Quality of Service (QoS)
• IEEE 802.1Q Virtual LANs (VLANs)
• IEEE 802.1D MAC Bridges
• IEEE 802.1d Standard Spanning Tree Protocol
• IEEE 802.1s Multiple Spanning Tree (MSTP)
• IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)
• IEEE 802.3x Flow Control
• IEEE 802.3ad Link Aggregation Control Protocol (LACP)
• IEEE 802.3az Energy-Efficient Ethernet
• Link Layer Discovery Protocol (LLDP)

Eigenschaften

• Management NTP/SNTP
• System password protection
• Dual Image/Configuration
• Configuration upload/download (HTTP/TFTP/FTP/SFTP)
• Firmware upload/download (HTTP/TFTP/FTP/SFTP)
• Auto Firmware Upgrade
• RMON (groups 1,2,3 and 9)
• SNMP
• SNMP Trap
• SNMP v1/v2c/v3
• SNMP Standard/Private MIB
• Management Access (Console/SNMP/Web /Telnet )
• Memory Flash Log
• Event/Error Log/Syslog
• DHCP v4/v6 Client/DHCP Snooping
• DHCP Snooping Option82
• Dynamic Provision (via Option 66,67)
• DHCP Relay v4 (v6)
• Port Mirroring (One to One) TX/RX (both)
• DNS Client without DNS proxy Flow Control
• IEEE 802.3x for fullduplex mode
• Back-pressure for half-duplex mode Spanning Tree Protocol
• IEEE 802.1D Spanning Tree Protocol (STP)
• IEEE 802.1w Rapid Spanning Tree Protocol (RSTP)
• IEEE 802.1s Multiple Rapid Spanning Tree Protocol (MSTP, 64 instances)
• Loopback Detection
• BDPU Filter/Guard
• BDPU Forward
• Root Guard VLANs
• Supports 4K IEEE 802.1Q VLANs
• Port-Based/MACBased/IEEE802.1v (Protocol-Based VLAN)
• Guest VLAN
• Auto Voice VLAN Link Aggregation
• Static Trunk
• IEEE 802.3ad(802.1ax) Link Aggregation Control Protocol (LACP) IGMP Snooping
• IGMP v1/v2/v3 snooping
• IGMP Filtering/Throttling
• IGMP Queries
• IGMP Immediate leave
• MLD Snooping
• LLDP/LLDP-MED Green-Saving
• IEEE 802.3az/Cable Length/No Link Power-Saving
• Cable Diagnostic
• Q-in-Q
• mDNS
• IP Clustering (Soſtware Stacking) QoS Features
• Rate Limiting (Ingress/Egress Port-Based): 64 Kbps ~ 1000 Mbps, Resolution 16 Kbps
• Priority Queues Schedule (WRR/Strict Priority/Hybrid QoS)
• Port-Based QoS
• IPv4/IPv6 DSCP
• DiffServ
• Auto VoIP
• 8 HW Queues per port
• Dynamic QoS Security
• DDOS Protection
• CPU Guard (CPU Protection)
• Port Isolation
• Port Mirror (One to One, One to Many)
• Remote Mirror
• Storm Control
• Broadcast/Multicast/Unknown Storm Control
• IEEE 802.1X
• ACL (Entry: 512)
• Port Security
• MAC Filter
• MAC Authentication
• Port max count per port
• Dynamic VLAN Assignment
• Dynamic ARP Inspection
• AAA (RADIUS/TACACS+)
• IP Source Guard
• SSH v1.5/v2.0
• SSL v1/v2/v3
• SSL IPv4/IPv6
• SFlow (Trace on port - Ingress only)
• Web Authentication IPv6
• IPv4/IPv6 Dual Protocol Stack
• IPv6 Management
• IPv6 Ping/Trace
• IPv6 Telnet
• IPv6 Syslog
• IPv6 TFTP
• HTTP over IPv6
• SNMP over IPv6 L3 Features
• Static Routing
• RIP

• Product weight
• 2.2kg

• Product breadth
• 220mm

• Product depth
• 44mm

• Product height
• 440mm

• Color
• Black

• EAN
• 4015867198063

• Model number
• QLGEL2861-

• Console RJ45
• 1

• Gigabit RJ45
• 24

• Gigabit SFP
• 4

• Switching capacity
• 56 Gbps

• Grade
• Commercial

• Data Rate
• Gigabit Ethernet

• PoE Supported
• No

• Manageable
• Yes

• Fanless
• Yes

• Concurrent ports
• Total 28.00

• Series
• KILBY series

• Power consumption
• 20W

• Heat dissipation
• 68,242 (Btu/H)

• MTBF
• 563,826 hrs

Package contents

• QLGEL2861-
• Power Cord
• Console Cable
• 19" Rack Mount Kit
• Quick Installation Guide
• Resource CD (User Manual, QIG)