| Subject | German | English |
| el. | Header-Byte | header byte |
| commun. | Header-Error-Control | header error control |
| med. | header-Sequenz | leader sequence |
| comp., MS | HTTP-Header | HTTP header (An informational listing at the top of a Hypertext Transfer Protocol (HTTP) request or response) |
| gen. | IP Header | IP header |
| gen. | IP Header | IP packet header |
| commun. | IP Paket-Header | IP header |
| commun. | IP Paket-Header | IP packet header |
| comp., MS | Retry-After-Header | retry-after (A SIP (Session Initiation Protocol) header placed in the server response to a client's request, so that the client comes back after the specified period) |
| comp., MS | SOAP-Header | SOAP header (The extensibility elements of a SOAP message. The SOAP header allows additional information to be sent with a SOAP request) |
| comp., MS | Steuerelement mit Header | headered control (A control that includes a child element that labels the control. Headered controls can either include content (headered content control), or a collection of items (headered items control)) |
| comp., MS | WRM-Header | WRM header (A rights management header that is used by a client to locate or acquire a license for the piece of content in which it is stored) |
| comp., MS | X-Header | X-header (" An e-mail message header that begins with "X-".") |
| comp., MS | X-Header-Einstellungen | X-Header storage option (The option that adds an X-Header to the Internet header of spam messages. Information contained in this X-Header is specified by administrators in the Administration Center) |
| comp., MS | X-UA-kompatibler Header | x-ua-compatible header (An HTML header in which the HTTP-EQUIV property has a value of x-ua-compatible, which allows content to specify the document compatibility modes supported by the webpage) |
