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Cisco uBR7100 Series and Cisco uBR7100E Series Universal Broadband Router Hardware Installation Guide
OL-5916-01
Preface
Terms and Acronyms
Terms and Acronyms
To fully understand the content of this guide, you should be familiar with the following terms and
acronyms:
Note A complete list of terms and acronyms is available in the Internetworking Terms and Acronyms guide,
at the following URL:
http://www.cisco.com/univercd/cc/td/doc/cisintwk/ita/index.htm
• ABR—available bit rate
• AAL5—ATM adaptation layer 5
• ATM-DXI—Asynchronous Transfer Mode-Data Exchange Interface
• AWG—american wire gauge
• CoS—class of service
• CPE—customer premises equipment
• CRC—cyclic redundancy check
• CSU—channel service unit
• CTS—Clear To Send
• DCD—data carrier detect
• DCE—data communications equipment
• DIMM—dual in-line memory module
• DSR—data set ready
• DSU—data service unit
• DTE—data terminal equipment
• DTR—data terminal ready
• EMC—electromagnetic compliance
• EMI—electromagnetic interference