There exists four lists of specialized maps. They are used for completion purposes only, but you may want to extend them if you add new maps. The following described the three lists, and some of the maps found in them. In the following cc indicates the two letter ISO country codes, normally used as the top level domain for internet mail addresses. All the ISO 8859 and some of the ISO 646 character sets are supported.
All characters send directly to the screen.
The above, except that the escape character for mnemonics is also considered a control code in accordance with RFC 1345. For use together with the Mnemonics exception map. This is not very well defined. This is the preferred interface for end users. The list of setups should be set by the site administrator to reflect local usage.