Hi, Welcome!
IT & Telecomunications Knowledgebase


Glossary of Terms

Glossary is usually defined as an alphabetical list of technical terms in some specialized field of knowledge. This knowledge base glossary provides a collection of knowledge base documents that define many technical terms. These terms are arranged alphabetically, but you can quickly jump to a specific term by selecting its first letter from the index of the knowledge base glossary below.

Pen register
A pen register, or dialed number recorder (DNR), is an electronic device that records all numbers called from a particular telephone line.