The Cisco Catalyst® 3550-48 with EMI IOS is a member of the Catalyst 3550 Series Intelligent Ethernet Switches, a line of enterprise-class, stackable, multilayer switches that provide high availability, security and quality of service (QoS) to enhance the operation of the network. With a range of Fast Ethernet and Gigabit Ethernet configurations, the Catalyst 3550 Series can serve as both a powerful access layer switch for medium enterprise wiring closets, as a backbone switch for mid-sized networks, and also for the edge of metro access networks.

Key Specifications

Catalyst 3550 48 Port Switch

Manufacturer		Cisco
Manufacturer Part #		WS-C3550-48
Device Type		10/100 BaseTX
Enclosure Type		1 Rack-mountable
Memory		64MB DRAM (Installed) 16MB Flash Memory (Installed)
Networking	Connectivity Technology	48 x RJ-45 10/100 BaseTX 1 x RJ-45 Console (Management) 2 x Expansion Slots
	Data Transfer Rate	10Mbps Ethernet 100Mbps Fast Ethernet
	Remote Management Protocol	SNMP, RMON
	Communication Mode	Full-Duplex, Half-Duplex
	Status Indicators	Link activity, port transmission speed, port duplex mode, bandwidth utilization %, power, link OK
	Features	Full duplex capability, IP-routing, manageable, stackable
	Compliant Standards	IEEE 802.3, IEEE 802.3U, IEEE 802.3z, IEEE 802.1D, IEEE 802.1Q, IEEE 802.3ab, IEEE 802.1p, IEEE 802.3x, IEEE 802.1w, IEEE 802.1x
Interfaces	Interfaces	48 x RJ-45 10/100 Base-TX 1 x RJ-45 Console (Management) 2 x GBIC Expansion Slots
Power Requirements	Power Supply	Internal
	Voltage	100 to 127V AC (Auto-switch) or 200 to 240V AC (Auto-switch)
	Consumption	80 Watts Maximum
Dimensions (H X W X D)	Unit	16.3" x 17.5" x 1.8"
Weight	Unit	13 lbs
Warranty		Lifetime Warranty on Parts and Labor