Specifications

Document Conventions
Note reader take note
Caution
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^ The symbol ^ represents the key labeled Control—for example, the key
combination ^D Control
D
< > Nonprinting characters, such as passwords, are in angle brackets.
[ ] Default responses to system prompts are in square brackets.
!, # An exclamation point (!) or a pound sign (#) at the beginning of a line of code
indicates a comment line.