Networking Glossary
- X Recommendations The CCITT documents that describe data communication network standards. Well-known ones include: X.25 Packet Switching standard, X.400 Message Handling System, and X.500 Directory Services. [Source: RFC 1208]
- X/Open A group of computer manufacturers that promotes the development of portable applications based on UNIX. They publish a document called the X/Open Portability Guide. [Source: RFC 1208]
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