Cisco WS-C2955T-12 Software Manual page 27

Chapter 1 Overview
Table 1-1 Features (continued)
Catalyst 2912 LRE and Catalyst 2924 LRE XL Switch-Specific Support
Long-Reach Ethernet (LRE) technology for
• Data, voice, and video transmission through categorized and noncategorized unshielded twisted-pair cable
(Category 1, 2, and 3 structured and unstructured cable such as existing telephone lines) in multi-unit, multidwelling, and
multitenant buildings.
Up to 15 Mbps of bandwidth to remote Ethernet devices at distances of up to 4921 feet (1500 m) on each switch LRE
•
port.
Compliance with American National Standards Institute (ANSI) and European Telecommunication Standards Institute
•
(ETSI) standards for spectral-mode compatibility with asymmetric digital subscriber line (ADSL), Integrated Services
Digital Network (ISDN), and digital telephone networks.
• Configuration and monitoring of connections between
Switch LRE ports and the Ethernet ports on remote LRE customer premises equipment (CPE) devices, such as the
–
Cisco 575 LRE CPE and Cisco 585 LRE CPE.
CPE Ethernet ports and remote Ethernet devices, such as a PC.
–
Support for connecting to the Public Switched Telephone Network (PSTN) through plain old telephone service (POTS)
•
splitters such as the Cisco LRE 48 POTS Splitter.
For information about the Cisco LRE CPEs, refer to the Cisco LRE CPE Hardware Installation Guide. For information about
the nonhomologated Cisco LRE POTS splitter, refer to the Installation Notes for the Cisco LRE 48 POTS Splitter.
Catalyst 3524-PWR XL Switch-Specific Support
Ability to provide inline power to Cisco IP Phones from all 24 10/100 Ethernet ports
•
Autodetection and control of inline phone power on a per-port basis on all 10/100 ports
•
Fan-fault and over-temperature detection through Cluster Management Suite (CMS)
•
78-6511-08
Catalyst 2900 Series XL and Catalyst 3500 Series XL Software Configuration Guide
Features
1-5