Data Sheet
© 2008 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information. Page 4 of 5
Availability
Link aggregation
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Link aggregation using IEEE 802.3ad Link Aggregation Control Protocol (LACP)
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Up to 8 ports in up to 8 trunks
Storm control Broadcast and multicast
Spanning Tree IEEE 802.1d STP, IEEE 802.1w RSTP, IEEE 802.1s MSTP, Fast Linkover
IGMP snooping IGMP (versions 1 and 2) 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 queuing and weighted round-robin (WRR)
Class of service
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Port based
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802.1p VLAN priority based
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IPv4 IP precedence/ToS/DSCP
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TCP/UDP port
Layer 2
VLAN
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Port-based and 802.1Q-based VLANs
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Management VLAN
Head-of-line (HOL) blocking HOL blocking prevention
Jumbo frame Supports frames up to 10 KB
Standards
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802.3 10BASE-T Ethernet
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802.3u 100BASE-TX Fast Ethernet
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802.3ab 1000BASE-T Gigabit Ethernet
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802.3z Gigabit Ethernet,
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802.3x flow control
Environmental
Dimensions
W x H x D
17.32 x 1.75 x 13.7 in.
(440 x 44 x 348 mm)
Unit weight 11.42 lb (5.18 kg)
Power 100–240V 0.5A
Certification FCC Part 15 Class A, CE Class A, UL CSA (CSA22.2), CE mark, CB
Operating temperature 32º to 122ºF (0º to 45ºC)
Storage temperature -4º to 158ºF (-20º to 70ºC)
Operating humidity 20% to 95%
Storage humidity 5% to 90% noncondensing
Package Contents
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Cisco SRW248G4P 48-Port 10/100 + 4-Port Gigabit Switch
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AC power cord
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Rack-mounting kit with brackets and hardware
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CD with user guide in PDF format
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Online registration card
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Console cable
Minimum Requirements
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Web-based utility: Microsoft Internet Explorer (version 5.5 or later)
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Category 5 Ethernet network cable
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Operating system: Windows 2000, XP, or later
Product Warranty
5-year limited hardware warranty with return to factory replacement and 90-day limited software warranty
(11 pages)
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