Copyright © 2000 Cisco Systems, Inc. All Rights Reserved.
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Table 2 Orderability and General Availability
Security and Redundancy MAC-based port level security Secures a port to an individual MAC address group of up to 132
MAC addresses; addresses can be learned or manually entered;
can prevent unauthorized stations from accessing the switch
Password-protected in-band and out-of-band management Provides protection against unauthorized configuration changes
and secures against unwanted intruders
Provides administrators the choice of level of security,
notification, and resulting actions
User-selectable address learning mode Simplifies configuration and enhances security
Multilevel security on console access Prevents unauthorized users from altering the switch configuration
TACACS+ authentication Enables centralized control of the switch and restricts
unauthorized users from altering the configuration
Redundant stacking connections Support for a redundant loopback connection in top and bottom
switches in a stack
IEEE 802.1D Spanning-Tree Protocol Supports redundant backbone connections and loop-free
networks, simplifies network configuration, and improves fault
tolerance
Cisco Uplink Fast technology Ensures quick failover recovery, enhancing overall network
stability and reliability
MTBF exceeds 150,000 hours Designed to provide the highest reliability for maximum network
uptime
Cisco 600-watt redundant AC power system option Provides a backup power source for up to four separate units for
improved fault tolerance and network uptime
Warranty Lifetime limited warranty Backed by Cisco service and support and the technology
leadership that extends the reach of networks worldwide
Table 1 Features and Benefits Summary—Catalyst 3500 Series XL (Continued)
Feature Description Benefit
Model Description Orderability
General
Availability
Base Units
WS-C3512 XL-A Catalyst 3512 XL-A: 12-port 10/100 switch with two fixed GBIC-based 1000BaseX uplinks
(Standard Edition)
Now Now
WS-C3512 XL-EN Catalyst 3512 XL-EN: 12-port 10/100 switch with two fixed GBIC-based 1000BaseX uplinks
(Enterprise Edition)
Now Now
WS-C3524 XL-A Catalyst 3524 XL-A: 24-port 10/100 switch with two fixed GBIC-based 1000BaseX uplinks
(Standard Edition)
Now Now
WS-C3524 XL-EN Catalyst 3524 XL-EN: 24-port 10/100 switch with two fixed GBIC-based 1000BaseX uplinks
(Enterprise Edition)
Now Now
WS-C3548 XL-A Catalyst 3548 XL-A: 48-port 10/100 switch with two fixed GBIC-based 1000BaseX uplinks
(Standard Edition)
December 13, 1999 January 2000
WS-C3548 XL-EN Catalyst 3548 XL-EN: 48-port 10/100 switch with two fixed GBIC-based 1000BaseX uplinks
(Enterprise Edition)
December 13, 1999 January 2000
WS-C3508G-XL-A Catalyst 3508 XL-A: eight-port GBIC-based 1000BaseX Gigabit switch (Standard Edition) Now Now
WS-C3508G-XL-EN Catalyst 3508 XL-EN: eight-port GBIC-based 1000BaseX Gigabit switch (Enterprise Edition) Now Now
GBICs
WS-X3500-XL GigaStack GBIC: Gigabit Ethernet Stacking GBIC for Catalyst 3500 XL and gigabit-enabled
Catalyst 2900 XL switches
Now Now
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