TP-Link TL-SL2428P 24-Port Metal 10/100Mbps + 4-Port Gigabit Smart Switch with 24-Port PoE+ (250W)

TP-Link T1500-28PCT Smart PoE Switch

The TP-Link T1500-28PCT is a smart PoE switch designed as a cost-effective solution for small and medium-sized businesses requiring reliable Layer 2 access with advanced management, security, and QoS features.

Key Features

Flexible PoE Deployment

• 24 × 10/100 Mbps RJ45 ports with IEEE 802.3af/at-compliant PoE
• Total PoE power budget: 250 W
• Efficient for powering 802.3af/at-compliant devices such as:
• Wireless access points
• Surveillance cameras
• IP phones
• Other PoE-supported devices
• Helps eliminate the need for separate power lines and simplifies cabling
• Compact and flexible design, suitable for projects or small business networks

Versatile Connectivity

• 24 × 10/100 Mbps RJ45 ports (Auto Negotiation/Auto MDI/MDIX)
• 2 × 10/100/1000 Mbps RJ45 ports (Auto Negotiation/Auto MDI/MDIX)
• 2 × combo Gigabit uplink RJ45/SFP ports
• Enables flexible network expansion and reliable uplink options

Advanced QoS for Voice, Video, and Data

• Rich QoS policies (L2–L4) for more granular traffic management
• Traffic prioritization through:
• Port Priority
• 802.1P Priority
• DSCP Priority
• Helps ensure clear, smooth, and jitter-free voice and video
• Voice VLAN support for improved performance of voice applications

Comprehensive Layer 2 Features

• 802.1Q tag VLAN
• Port Isolation, Port Mirroring
• STP/RSTP/MSTP support
• Link Aggregation Group (static and 802.3ad LACP)
• 802.3x Flow Control and HOL blocking prevention

Network maintenance tools: - Loop Back Detection
- Cable Diagnostics
- IGMP Snooping (with IGMP throttling & filtering)
- Intelligent multicast forwarding to appropriate subscribers
- Port-level multicast restriction to prevent unauthorized access

Enterprise-Level Security

• Storm Control for Broadcast, Multicast, and Unknown Unicast storms
• IP-MAC-Port Binding, DHCP Snooping, ARP Inspection, Source Guard
• DoS defense and static/dynamic port security
• Access control via 802.1X, MAC-based authentication, and ACLs
• Secure management via HTTPS/SSL and SSH

Easy Management & Monitoring

• Intuitive web-based Graphical User Interface (GUI)
• CLI management via Telnet
• SNMP v1/v2c/v3 support for centralized monitoring
• RMON support for status polling and event traps
• Omada integration for centralized, cloud-based, or controller-based management
• Zero-Touch Provisioning (with Omada Cloud-Based Controller)

Hardware Specifications

Power Consumption

Heat Dissipation

Performance

Software Features

Quality of Service (QoS)

• 802.1p CoS / DSCP priority
• 8 priority queues
• Scheduling: SP (Strict Priority), WRR (Weighted Round Robin) with queue weight configuration
• Bandwidth control: Port/flow-based rate limiting
• Flow actions: Mirror, Redirect, Rate Limit, QoS Remark
• Storm Control:
• Multiple control modes (kbps/ratio/pps)
• Broadcast/Multicast/Unknown-Unicast control

Layer 2 Features

• Link Aggregation:
• Static aggregation
• Up to 8 aggregation groups, up to 8 ports per group

• 802.3ad LACP

• Spanning Tree:

• 802.1D STP
• 802.1w RSTP
• 802.1s MSTP

• STP Security: Loop back detection, TC Protect, BPDU Filter/Protect, Root Protect

• Loopback Detection:

• Port-based

• VLAN-based

• Flow Control:

• 802.3x flow control

• HOL blocking prevention

• Mirroring:

• Port mirroring: One-to-One, Many-to-One, Tx/Rx/Both
• CPU mirroring

L2 Multicast

• Supports 511 (IPv4, IPv6) IGMP groups
• IGMP Snooping (v1/v2/v3), Fast Leave, Snooping Querier
• IGMP Authentication
• MVR support
• MLD Snooping (v1/v2), Fast Leave, Snooping Querier
• Static group configuration
• Limited IP multicast
• Multicast filtering: 256 profiles, 16 entries per profile

VLAN

• Up to 4K VLAN groups
• 802.1Q tagged VLAN
• MAC VLAN (12 entries)
• Protocol VLAN (16 protocol templates, 16 protocol VLANs)
• Private VLAN
• GVRP
• VLAN VPN (QinQ), Port-Based QinQ, Selective QinQ
• Voice VLAN

Access Control List (ACL)

• Time-based ACL
• MAC ACL:
• Source/Destination MAC, VLAN ID, User Priority, Ether Type
• IP ACL:
• Source/Destination IP, Fragment, IP Protocol, TCP Flag, TCP/UDP Port, DSCP/IP TOS, User Priority
• Combined ACL and Packet Content ACL
• IPv6 ACL
• Policy actions:
• Mirroring, Redirect, Rate Limit, QoS Remark
• ACL apply to Port/VLAN

Security

• IP-MAC-Port Binding, DHCP Snooping, ARP Inspection, IPv4 Source Guard
• IPv6-MAC-Port Binding, DHCPv6 Snooping, ND Detection, IPv6 Source Guard
• DoS defense
• Static/Dynamic Port Security (up to 64 MAC addresses per port)
• Storm Control for Broadcast/Multicast/Unicast (kbps/ratio/pps)
• IP/Port/MAC-based access control

802.1X & Authentication: - Port-based and MAC-based 802.1X authentication
- VLAN assignment, MAB, Guest VLAN
- RADIUS authentication and accounting
- AAA (including TACACS+)
- Port Isolation

Secure Management: - HTTPS with SSLv3/TLS 1.2
- SSH v1/v2 for CLI

IPv6 Features

• Dual IPv4/IPv6 stack
• MLD Snooping
• IPv6 ACL, IPv6 interface
• Static IPv6 routing
• IPv6 neighbor discovery (ND)
• Path MTU discovery
• ICMPv6, TCPv6/UDPv6

IPv6 Applications: - DHCPv6 Client
- Ping6, Tracert6
- Telnet (v6)
- IPv6 SNMP
- IPv6 SSH
- IPv6 SSL
- HTTP/HTTPS
- IPv6 TFTP

L3 Features

• 16 IPv4/IPv6 interfaces
• Static Routing: 48 static routes
• Static ARP: 128 static entries
• ARP Entries: 316
• Proxy ARP, Gratuitous ARP
• DHCP Server
• DHCP Relay: Interface relay, VLAN relay, L2 relay

Advanced & Management Features

Advanced Features

• Automatic device discovery
• Batch configuration
• Batch firmware upgrading
• Intelligent network monitoring
• Abnormal event warnings
• Unified configuration
• Reboot schedule

MIB Support

• MIB II (RFC1213)
• Interface MIB (RFC2233)
• Ethernet Interface MIB (RFC1643)
• Bridge MIB (RFC1493)
• P/Q-Bridge MIB (RFC2674)
• RMON MIB (RFC2819), RMON2 MIB (RFC2021)
• Radius Accounting Client MIB (RFC2620)
• Radius Authentication Client MIB (RFC2618)
• Remote Ping/Traceroute MIB (RFC2925)
• TP-Link private MIBs

Omada Centralized Management

• Omada App (with OC300, OC200, Omada Cloud-Based Controller, or Omada Software Controller)
• Centralized Management via:
• Omada Cloud-Based Controller
• Omada Hardware Controller (OC300, OC200)
• Omada Software Controller
• Cloud Access (with Omada controllers)
• Zero-Touch Provisioning (with Omada Cloud-Based Controller)

Management Interfaces

• Web-based GUI
• CLI via Telnet
• SNMP v1/v2c/v3, SNMP Trap/Inform
• RMON (1, 2, 3, 9 groups)
• SDM template
• DHCP/BOOTP Client
• Dual image, dual configuration
• CPU monitoring
• Cable diagnostics
• EEE
• SNTP
• System log

Certifications

• CE
• FCC
• RoHS

Package Contents

• TL-SL2428P (T1500-28PCT Switch)
• Power Cord
• Installation Guide
• Rackmount Kit
• Rubber Feet

System Requirements

• Microsoft Windows 98SE, NT, 2000, XP, Vista, Windows 7/8/10/11
• MAC OS
• NetWare
• UNIX
• Linux

Environmental Specifications

• Operating Temperature: 0°C ~ 50°C (32°F ~ 122°F)
• Storage Temperature: -40°C ~ 70°C (-40°F ~ 158°F)
• Operating Humidity: 10% ~ 90% non-condensing
• Storage Humidity: 5% ~ 90% non-condensing