Datasheet

Data Sheet
© 2008-2009 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 LACP
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Up to 8 ports in up to 8 trunks
Storm control Broadcast, multicast, and unknown unicast
Spanning Tree
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IEEE 802.1d Spanning Tree, IEEE 802.1s Multiple Spanning Tree
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IEEE 802.1w Rapid Spanning Tree, Fast Linkover
Internet Group Management
Protocol (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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IP ToS/DSCP based
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IPv6 traffic-class-based CoS
Rate limiting Ingress policer, egress shaper
Layer 2
VLAN
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Port-based and 802.1Q-based VLANs
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PVE
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Management VLAN
Head-of-line (HOL) blocking HOL blocking prevention
Jumbo frame Supports frames up to 10 KB
Dynamic VLAN GVRP-dynamic VLAN registration
Standards
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802.3i 10BASE-T Ethernet, 802.3u 100BASE-TX Fast Ethernet
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802.3ab 1000BASE-T Gigabit Ethernet, 802.3z Gigabit Ethernet
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802.3x flow control
Environmental
Dimensions
W x H x D
16.93 x 1.75 x 13.78 in.
(430 x 44.5 x 350 mm)
Unit weight 2.20 lb (1 kg)
Power Internal switching power
Certification FCC Part 15 Class A, CE Class A, UL, cUL, CE mark, CB
Operating temperature 32º to 104ºF (0º to 40ºC)
Storage temperature -4º to 158ºF (-20º to 70ºC)
Operating humidity 10% to 90%
Storage humidity 10% to 95%
Package Contents
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Cisco SRW2048 48-Port Gigabit Switch
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AC power adapter and 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 configuration: Java-enabled browser
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Category 5 Ethernet network cable
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TCP/IP installed on each computer within the network
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Network adapter installed in each computer
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Network operating system (Windows, Linux, Mac OS X)
Product Warranty
5-year limited hardware warranty with return to factory replacement and 90-day limited software warranty