Managed 24-Port Stackable Gigabit Ethernet Switches with 4 SFPs and 24 PoE+ PSE Ports
- AC Power Input: IEC320 receptacle, Operating voltage range: +100 ~ 240VAC 
- DC Power Input Screw type terminal block, Operating voltage range: +40 ~ +72VDC 
- Consumption: 35W max. (Not including PoE)
443 x 245 x 43 mm (WxDxH)
Network Ports:
- 20 10/100/1000Mbps Gigabit copper ports 
- 4 combo ports - 10/100/1000Mbps copper & 1000M fiber SFP
IEEE 802.3, 802.3ab, 802.3z, 802.3x, 802.3af, 802.3at, 802.1x, 802.1w, 802.1D, 802.1Q
Product Description

The managed 24-port Stackable Gigabit Ethernet Switches are standard L2 switches that meets all IEEE 802.3/u/x/z Gigabit, Fast Ethernet specifications. The switch has 20 10/100/1000Mbps copper ports and 4 combo ports with four additional Gigabit SFP slots. The SFP slots support standard SFP fiber optical transceivers for fiber optic application.

Technical Specifications

• Provides 24 10/100/1000Mbps RJ-45 and four Gigabit SFP slots (4 combo ports)  
• Provides optional 24 802.3af and 802.3at compliant PoE/PoE+ PSE ports  
• Provides two 5G stack ports for stacking multiple switches and single point of management  
• All copper ports support auto-negotiation and auto-MDI/MDI-X detection  
• The SFP slots support 1000BASE-X SFP transceivers  
• Supports Gigabit full wire speed forwarding  
• Supports power saving mode when port link down or different RJ-45 cable length.  
• Supports 802.3x flow control for full-duplex and backpressure for half-duplex  
• Supports console and in-band Web/Telnet/SSH/HTTPS/SNMP/CLI interfaces for stack switch  
management with single IP  
• Supports configurable maximum frame length from 1518 up to 9600 jumbo frame  
• Supports port-based ,802.1Q tag-based VLAN and private VLAN  
• Provides QoS function  
• Supports port bandwidth control for ingress and egress  
• Supports packets storm control function for broadcast, unicast and multicast  
• Supports MAC address learning, ageing and filtering control  
• Supports static and LACP port link aggregation  
• Supports IEEE 802.1d, 802.1w, 802.1s STP (Spanning Tree Protocol), RSTP, MSTP  
• Provides port mirroring function  
• Supports IPv6 configuration  
• Provides IP Multicasting with IGMP Snooping function  
• Supports DHCP client for dynamic IP configuration  
• Supports 802.1X port-based radius authentication for access security  
• Provides ACL filtering function  
• Provides port data rate control function  
• Supports SNTP Client  
• Supports LLDP  
• Provides SNMP v1/v2C/v3 agent and event trap function  
• Supports Configuration download and upload  
• Supports SFP with Digital Diagnostic Monitoring DDM support  
• Supports Green Ethernet power saving  
• Both AC powered model and DC powered model are available for choice

*All KTI Networking products carry two-year warranty.

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