Linksys SLM248G4PS Скачать руководство пользователя страница 2

PRODUCT DATA

BUSINESS SERIES

Features

48 - 10/100 Switched RJ-45 
ports

4 - 10/100/1000 ports with 2 
Combo SFP slots

Switching Capacity delivers 
wire-speed performance  at 
17.6 Gbps non-blocking

WebView monitoring 
allows administrators to 
view the current status and 
configuration using their 
favorite web browser

PoE on 10/100 ports 1-12 
and ports 25-36 supplies up 
to IEEE 802.3af maximum 
180W of power total

Auto MDI/MDIX per port 
allows for automatic Cable 
detection

Port-based and 802.1q-
based VLANs support up to 
128 VLANs

Port configuration settings 
for Link, Speed, Auto MDI/
MDIX, Flow Control, and 
more

Fully rack-mountable using 
the included rack mounting 
hardware 

MAC Address table supports 
up to 8K MAC Address 
entries

Optimal platform to support 
real-time applications, 
such as voice and video, 
by providing features like 
IGMP snooping, multiple 
queues (4) with appropriate 
scheduling techniques, 
prioritization of traffic based 
on port, 802.1p, IP TOS/
precedence/DSCP, and line 
rate forwarding mechanisms

48-Port 10/100 + 4-Port Gigabit Smart Switch with 

Resilient Clustering Technology and PoE

Specifications

Model 

SLM248G4PS

Ports 

48 RJ-45 Connectors for 10BASE-T, 100BASE-TX, and 1000BASE-T 

 

with 4 Gigabit Ports and 2 Combo SFP Slots

Buttons 

None

Cabling Type 

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

 

UTP CAT 5e or better for 1000BASE-T

LEDs 

Power, Link/Act, Speed

Performance

Switching Capacity 

17.6 Gbps, Non-blocking

MAC Table Size 

8K

Number of VLANs 

128

Switch Clustering

Switch Cluster Operation 

Maximum Switch Cluster Size: 192 Ports 

 

Maximum no. of Units in Switch Cluster: 6 (with SLM224G4PS) 

 

Hot Insertion and Removal 

 

Ring and Chain Options 

 

Master and Backup Master for Resilient Cluster Control 

 

Auto-numbering or Manual Configuration of Units in Switch Cluster

Management

Web User Interface 

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

SNMP 

SNMP version 1, 2c, 3

SNMP MIBs 

RFC1213 MIB-2, RFC2863 Interface MIB, RFC2665 Ether-like MIB,  

 

RFC1493 Bridge MIB, RFC2674 Extended Bridge MIB (P-bridge, Q-bridge), 

 

RFC2819 RMON MIB (groups 1, 2, 3, 9 only), RFC2737 Entity MIB,  

 

RFC 2618 RADIUS Client MIB

RMON 

Embedded Remote Monitoring (RMON) software agent supports four  

 

RMON groups (history, statistics, alarms, and events) for enhanced traffic  

 

management, monitoring, and analysis

Firmware Upgrade 

Web Browser Upgrade (HTTP) 

 

TFTP Upgrade

Port Mirroring 

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

 

network analyzer or RMON probe

Other Management 

Switch Audit Log 

 

DHCP Client 

 

BootP 

 

SNTP 

 

Xmodem Upgrade 

 

Cable Diagnostics 

 

Port Mirroring 

 

PING

Security Features

IEEE 802.1x 

802.1x Authentication: RADIUS; EAP-TTLS, PEAP, EAP-MD5, LEAP, EAP-TLS

Access Control 

ToS/DSCP

Availability

Link Aggregation 

Link Aggregation Using IEEE 802.3ad LACP 

 

Up to 8 Ports in Up to 8 Trunks

Storm Control 

Broadcast and Multicast

Spanning Tree 

IEEE 802.1d Spanning Tree, Fast Linkover

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

QoS

Priority Levels 

4 Hardware Queues

Scheduling 

Priority Queueing and Weighted Round Robin (WRR)

Class of Service 

Port-based 

 

802.1p VLAN Priority-based 

 

IPv4 IP Precedence/ToS/DSCP

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