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Specifications
Business Series Smart Gigabit Ethernet Switch
Appendix C
Power Internal Power, 100-240V
Certication FCC Part15 Class A, CE Class A,
UL, cUL, CE mark, CB
Operating Temp. 32 to 122ºF (0 to 50ºC)
Storage Temp. 32 to 158ºF (0 to 70ºC)
Operating Humidity 10 to 90% Noncondensing
Storage Humidity 10 to 90% Noncondensing
SLM224G/SLM248G/SLM224P/SLM248P
Specications
Ports 24 or 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 SLM224G and SLM248G:
System
10/100 Link/Act and Speed
Gigabit Link/Act and Speed
SLM224P and SLM248P:
System
10/100 Link/Act and PoE or Speed
Gigabit Link/Act and Speed
Performance
Switching Capacity SLM224G and SLM224P:
8.8 Gbps non-blocking
SLM248G and SLM248P:
13.6 Gbps non-blocking
Forwarding Rate SLM224G and SLM224P:
6.55 Mpps wire-speed performance
SLM248G and SLM248P:
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 conguration (HTTP)
Firmware Upgrade Web Browser upgrade (HTTP)
and TFTP upgrade
Port Mirroring Trac on a port can be mirrored
to another port for analysis
with a network analyzer
Other Management DHCP/BootP Client
System Log
Conguration 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 trac
to only the requestors.
Supports 32 Multicast Groups
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/v6 IP DSCP based
Standards
802.3 10BASE-T Ethernet,
802.3u 100BASE-TX Fast Ethernet,
802.3ab 1000BASE-T Gigabit Ethernet,
802.3z Gigabit Ethernet,
802.3x Flow Control,
802.3ad LACP,
802.1D STP,
802.1Q/p VLAN,
802.1X Port Access Authentication