#1: SWM281 - Profinet Class B conformance & 24G

SWM281 Gigabit Ethernet managed switch

The SWM281 is an L2 managed switch with added L3 functionality, tailored for complex networking scenarios. With 24 Gigabit Ethernet ports and 4 dedicated SFP ports, it delivers high-bandwidth performance and reliable fibre optic communication for large-scale deployments. With support of PROFINET & other industrial protocols, this enterprise-grade 24-port switch ensures smooth integration into automated environments.

 

#2: Im Lieferumfang enthalten | Content of delivery

• SWM280 L2+ managed switch
• QSG (Quick Start Guide)
• Packaging box

 

#3: Features

INDUSTRIAL PROTOCOLS
Profinet

Profinet Class B conformance (available with optional order code)

Ethernet
Fiber

4 x SFP ports

IEEE 802.3 series standards

802.3i, 802.3u, 802.3ab, 802.3x, 802.3az

ETH

Multi-layer managed 24 x ETH ports, 10/100/1000 Mbps, supports auto MDI/MDIX crossover

Network
Routing

Dynamic routing (BGP, OSPF v2, RIP v1/v2, EIGRP)

MRP

MRP client role, MRP manager role

L2 features

Loop protection, Forwarding table, VLAN, STP/RSTP

DHCP

DHCP server, DHCP client, DHCP static leases capable of using MAC with wildcards

Port Settings

Enable/disable, link speed control, port isolation, PoE Management, EEE (802.3az) management, Port Mirroring

L3 Features

Static IPv4 routing, static IPv6 routing, DHCPv6 client, static IPv6 address

Security
Authentication

PAM — preshared key, Radius & TACACS+, IP & login attempts block

VLAN

Port VLAN separation

802.1x

Port-based network access control client and server

MAC filtering support

Allow specific MAC addresses to connect through specified ports, ignore unauthorized or disable the port if an unauthorized MAC address is detected

API
Teltonika Networks Web API (beta) support

Expand your device's possibilities by using a set of configurable API endpoints to retrieve or change data. For more information, please refer to this documentation: https://developers.teltonika-networks.com

System Characteristics
CPU

Realtek, single core, 500MHz, MIPS-4KEc

RAM

128MB, DDR3

FLASH storage

16 MB serial flash

Firmware/Configuration
WEB UI

Update FW from file, check FW on server, configuration profiles, configuration backup

FOTA

Update FW

RMS

Update FW/configuration for multiple devices at once

Keep settings

Update FW without losing current configuration

Factory settings reset

A full factory reset restores all system settings, including the IP address, PIN, and user data to the default manufacturer's configuration

FIRMWARE CUSTOMISATION
Operating system

SwmOS (OpenWrt based Linux OS)

Supported languages

Busybox shell, Lua, C, C++

Development tools

SDK package with build environment provided

Package Manager

The Package Manager is a service used to install additional software on the device

POE OUT
PoE+ ports

Port 1-12

PoE standards

IEEE 802.3af (PoE, Type 1) and IEEE 802.3at (PoE+, Type 2), Alternative A

PoE Max Power per Port (at PSE)

30 W

Total PoE Power Budget (at PSE)

300 W

Power
Connector

C14 connector

Input voltage range

100-240 VAC, 50/60 Hz

Power consumption

Idle: 7.5 W / Max: 325 W / PoE Max: 300

Physical Interfaces
Ethernet

24 x RJ45 ports, 10/100/1000 Mbps

Fiber

4 x SFP ports

Status LEDs

1 x Power LED, 48 x ETH status LEDs, 1 x Status LED, 4 x SFP status LEDs

Power

1 x C14 connector

Reset

Software reset button

Other

1 x Grounding screw

Physical Specification
Casing material

Anodized aluminum housing and panels

Dimensions (W x H x D)

483 x 44 x 234 mm

Weight

1842 g

Mounting options

Rack mounting kit

Operating Environment
Operating temperature

0 °C to 50 °C

Operating humidity

10% to 90% non-condensing

Ingress Protection Rating

IP30

Regulatory & Type Approvals
Regulatory

CE, UKCA, CB, RCM, FCC, IC

Services
EtherNet/IP

Yes

SNMP V2, V3

Yes

LLDP

Yes

Network Management

802.1p class of service, 802.1x port-based network access control, 802.1Q VLAN

QoS
QOS

Port priority, DSCP priority, 802.1p priority, TOS

Scheduling method

SP/WFQ/WRR

Bandwidth control

Rate limiting, storm control

Traffic Shaper

Port-based shaping

Diagnostics
Tools

Cable diagnostic, ping, traceroute, nslookup

Ping reboot

Capability to restart PoE in a specific port

Performance Specifications
Bandwidth (Non-blocking)

56 Gbps

Forwarding rate

83.33 Mpps

Packet buffer

512 KB

MAC address table size

8K entries

Jumbo frame support

10000 bytes