The alphanumeric telephone keypad matrix is known in the art. The universally recognized standard for the push button telephone keypad is a 4×3 matrix having four rows and three columns of buttons, or keys. Each key is preassigned with a single digit or special symbol as a primary assignmen...
In SIP URIs, they appear as the user part, i.e., before the @ symbol (section 19.1.6 in [RFC3261]). Unless a SIP UA connects directly to a PSTN gateway, one of the SIP proxy servers has to translate the "tel" URI to a SIP URI, with the host part of that URI pointing to ...
Symbolic Conventions NOTE: This symbol precedes additional information about a topic. Typographic Conventions This guide uses the following typographic conventions: "italics" italics Enter Italic type enclosed within quotation marks indicates a document or section in this document containing additional ...
Enter the opening element tag without a corresponding element tag, and insert a space and a forward slash before the greater-than symbol. In this example, Profile Rule B is empty: • Unrecognized element names are ignored. • An empty element tag can be used to prevent the...
Symbol and previous mode key. ABC and T9 mode right soft key. Using the T9 Mode To type a word in the T9 mode: 1. Start entering the word by pressing keys 2 to 9. Press each key only once for each letter. Example: To enter "hello" in the T9 mode, press the 4, 3, 5, ...