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PRODUCT DATA

BUSINESS SERIES

Features

48 - 10/100 switched RJ-45 
ports deliver up to 200 Mbps 
of throughput per port

2 - 10/100/1000 switched 
RJ-45 Gbit uplink ports with 
2 shared SFP ports (combo 
ports)

13.6 Gbps non-blocking, 
store-and-forward switching 
mechanism

Simplified QoS management 
enabled by advanced 
queuing techniques using 
802.1p, IPv4/v6  DiffServ/
DSCP traffic prioritization 
specifications

Configuration and 
monitoring from a standard 
web browser with a 
simplified management 
interface

802.1Q-based VLANs enable 
segmentation of networks 
for improved performance 
and security

Port-level security via 802.1X 
authentication and MAC-
based filtering

Increased bandwidth 
(up to 8x) and added link 
redundancy with Link 
Aggregation Control 
Protocol (LACP)

Multicast and Broadcast  
Storm Control

Port Mirroring for non-
invasive monitoring of 
switch traffic

Fully rack-mountable using 
the included rack-mounting 
hardware

48-Port 10/100 + 2-Port 10/100/1000 Gigabit 

Smart Switch with 2 Combo SFPs

Specifications

Model 

SLM248G

Ports 

48 RJ-45 Connectors for 10BASE-T/100BASE-TX, 

 

2 Combo Ports with RJ-45 Connectors for  

 

10BASE-T/100BASE-TX/1000BASE-T, and miniGBIC/SFP Slots

 

Auto MDI/MDI-X

 

Auto-Negotiate/Manual Setting 

Buttons 

Reset

Cabling Type 

UTP CAT 5 or better for 10BASE-T/100BASE-TX, 

 

UTP CAT 5e or better for 1000BASE-T

LEDs 

System, 10/100 Link/Act and Speed, Gigabit Link/Act and Speed

Performance

Switching Capacity 

13.6 Gbps Non-Blocking

Forwarding Rate 

10.12 Mpps Wire-Speed Performance 

Layer 2

MAC Table Size 

8K

Number of VLANs 

128 Active VLANs (4096 range)

VLAN 

Port-Based and 802.1Q Tag-Based VLANs

 

Management VLAN

HOL Blocking 

Head of Line Blocking Prevention

Management

Web User Interface 

Built-in Web UI for easy browser-based configuration (HTTP)

Firmware Upgrade 

Web Browser Upgrade (HTTP) and TFTP

Port Mirroring 

Traffic on a port can be mirrored to another port for analysis with a 

 

network analyzer

Other Management 

Port Mirroring 

 

DHCP/BootP Client

 

System Log 

 

Configuration Upload and Backup via HTTP or TFTP

Security

 

802.1X - RADIUS Authentication. MD5 Encryption

 

Port Security - MAC-Based Filtering

 

Management Access Control

Availability

Link Aggregation 

Link Aggregation using IEEE 802.3ad LACP 

 

Up to 4 Groups with up to 8 Ports per Group

Storm Control 

Broadcast and Multicast

Spanning Tree 

IEEE 802.1D Spanning Tree and Port Fast

IGMP Snooping 

IGMP (v1/v2) Snooping provides for fast client joins and leaves of multicast  

 

streams and limits bandwidth-intensive video traffic to only the  

 

requestors. Supports 32 multicast groups.

QoS

Priority Levels 

4 Hardware Queues

Scheduling 

Priority Queuing and Weighted Round Robin (WRR)

Class of Service 

Port-Based

 

802.1p VLAN Priority-Based

 

IPv4/v6 IP DSCP-Based

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