ISP Glossary Find an ISP Term

Search ISP Sites

Search: Search internet.com

ISP Resources ISP-Lists ISP Glossary ISP News CLEC-Planet The List ISPCON Free Newsletter IT Developer Internet News Small Business Personal Technology Search internet.com Advertise Corporate Info Newsletters Tech Jobs E-mail Offers internet.commerce Be a Commerce Partner

Search for an ISP term
by a keyword...	...or by category. choose one... Communications Computer Industry Companies Computer Science Data Graphics Hardware Internet and Online Services Mobile Computing Multimedia Networks Operating Systems Programming Software Standards Types of Computers World Wide Web

X.25 Last modified: Tuesday, May 01, 2001
A popular standard for packet-switching networks. The X.25 standard was approved by the CCITT (now the ITU) in 1976. It defines layers 1, 2, and 3 in the OSI Reference Model.
Pacific Bell's FasTrak X.25 Provides information about Pacific Bell's FasTrak X.25 service. X.25 packet switching Provides a good overview of X.25 packet switching. X.25 Protocol Overview A brief history of the X.25 protocol along with details on the physical, link, and packet levels.	Related Categories Networking Standards Related Terms CCITT cloud packet switching