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Cisco Catalyst 3550-48 Questions And Answers
Cisco Catalyst 3550-48 Questions And Answers

Cisco Catalyst 3550-48 Questions And Answers

Cisco catalyst 3550-48: supplementary guide
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CISCO CATALYST 3550 SERIES SWITCHES

PROGRAM OVERVIEW
®
Q.
What are the Cisco
Catalyst® 3550 Series Switches?
A.
The Cisco Catalyst 3550 Series Switches are 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 Cisco Catalyst 3550 Series can serve as both a powerful access-layer switch for
medium-sized enterprise wiring closets and as a backbone switch for midsized networks. For the first time, customers
can deploy networkwide intelligent services, such as advanced QoS, rate-limiting, Cisco security access control lists
(ACLs), multicast management, and high-performance IP routing-while maintaining the simplicity of traditional LAN
switching. Cisco Network Assistant offers centralized management and configuration of the Catalyst 3550 Series to
simplify deployment and ongoing maintenance by using Cisco Smartports technology. Cisco Network Assistant is a PC-
based network management application optimized for networks of small and medium-sized businesses (SMBs) with up to
250 users. Through a user-friendly GUI, users can easily apply common services such as configuration management,
inventory reports, password synchronization, and Cisco IOS
routers, and access points. Cisco Network Assistant is available at no cost and can be downloaded from Cisco.com.
The Cisco Catalyst 3550-24 PWR Switch can provide a lower total cost of ownership for deployments that incorporate
Cisco IP phones and/or Cisco Aironet
every 10/100 port, the switch provides maximum device support and eases new technology deployments by eliminating
the need for wall power to each IP phone or wireless LAN access point. Additionally, delivering power through the Cisco
Catalyst 3550-24 PWR Switch eliminates the cost for additional electrical cabling that would otherwise be necessary in
wireless LAN and IP phone deployments. Maximum power availability for a converged voice and data network is
attainable when a Cisco Catalyst 3550 Series Switch is combined with the Cisco RPS 675 (RPS 675) for easy protection
against internal power supply failures and an uninterruptible power supply (UPS) system to safeguard against power
outages.
Table 1 shows the complete list of Cisco Catalyst 3550 Series Switches.
Table 1.
Cisco Catalyst 3550 Series Switches
Product Name
Cisco Catalyst 3550-48
Cisco Catalyst 3550-48
All contents are Copyright © 1992–2006 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information.
®
wireless LAN access points. With up to 15 watts (W) of integrated inline power on
Part Number
Description
● 48 10/100 ports and 2 GBIC-based Gigabit Ethernet ports
WS-C3550-48-EMI
● 1 rack unit (RU) stackable, multilayer switch
● Delivers enterprise-class intelligent services to the network edge
● Enhanced Multilayer Software Image (EMI) installed
● Provides advanced IP routing
● 48 10/100 ports and 2 GBIC-based Gigabit Ethernet ports
WS-C3550-48-SMI
● 1 RU stackable, multilayer switch
● Delivers enterprise-class intelligent services and basic IP routing to the network edge
● Standard Multilayer Software Image (SMI) installed, upgradeable to advanced IP routing
®
Drag-and-Drop Upgrade across Cisco SMB-class switches,
Page 1 of 8

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Summary of Contents for Cisco Catalyst 3550-48

  • Page 1: Cisco Catalyst 3550 Series Switches

    10/100 port, the switch provides maximum device support and eases new technology deployments by eliminating the need for wall power to each IP phone or wireless LAN access point. Additionally, delivering power through the Cisco Catalyst 3550-24 PWR Switch eliminates the cost for additional electrical cabling that would otherwise be necessary in wireless LAN and IP phone deployments.
  • Page 2 The Cisco Catalyst 3550-24, Catalyst 3550-48, and Catalyst 3550-24 PWR switches can be ordered with the SMI or the EMI. The Cisco Catalyst 3550-24 DC and Catalyst 3550-24 FX can only be ordered with the SMI preinstalled, but as with all switches running the SMI, they can be upgraded to the EMI version using an EMI upgrade kit.
  • Page 3 How does the Cisco Catalyst 3550 Series manage the security needs of a network? With the rise in internal threats to a network, Cisco switches enhance data security through a wide range of features including Secure Shell (SSH) Protocol, Kerberos, Simple Network Management Protocol Version 3 (SNMPv3), ACLs, 802.1X, 802.1X with VLAN assignment, 802.1X with ACL assignment, 802.1X with voice VLAN, 802.1X with Port...
  • Page 4 IDSs are tailored to monitor and track activities in a network. The Cisco Catalyst 3550 Series supports SPAN enhancements that allow an IDS to take action if an intruder is detected. Additionally, the Cisco Catalyst 3550 Series can complement this through features such as MAC Address Notification, which will send an alert to a management station so that network administrators know when and where users came on to the network and can take appropriate actions.
  • Page 5 Is there any limit to the number of a particular GBIC or combination of different GBICs that can be used on a Cisco Catalyst 3550 Series Switch? No. Users can populate all the GBIC ports of any Cisco Catalyst 3550 Series Switch with the same GBIC or with a combination of different GBICs.
  • Page 6 The Cisco Catalyst 3550 and Catalyst 2950 Series Switches have replaced the majority of Cisco Catalyst 3500 XL Series Switches. The end of sale for the Cisco Catalyst 3512 XL, Catalyst 3524 XL, and Catalyst 3548 XL was July 27, 2002.
  • Page 7: Software Updates

    “Downloads” and select “Switch Software”. To download software, you will be required to log in using your Cisco.com username and password. If you do not have a Cisco.com username, you can obtain one by clicking on “Register” at the top of any Cisco.com Webpage (http://tools.cisco.com/RPF/register/register.do).
  • Page 8: Warranty And Service

    What type of service and support is available for the Cisco Catalyst 3550 Series? A full complement of lifecycle service and support is available for the Cisco Catalyst 3550 Series. From implementation to operation and optimization, Cisco offers Technical Support Service and Advanced Service delivered either directly by Cisco or through one of its best-in-class partners.
  • Page 9 Printed in USA C67-349779-00 05/06 All contents are Copyright © 1992–2006 Cisco Systems, Inc. All rights reserved. This document is Cisco Public Information. Page 9 of 9...