Each field is separated by a tab and the entire string must appear to tip as a single argument. The text should not contain any control characters. The pager id field may be further separated with commas into a list of pager ids to receive the same message. In such a case, all the messages will be sent in a single phone call. This is useful for end-point systems which use SLIP to connect to a larger gateway system which servers as their only IP path to other systems.
Variables are numeric, string, character, or boolean values.
The entire assignment must not have any blanks in it. A single set command may be used to interrogate as well as set a number of variables. The -v option causes tip to display the sets as they are made. Certain common variables have abbreviations. The following is a list of common variables, their abbreviations, and their default values.