The default line style is solid for the first curve, dashed for the second, etc., with no symbols; in 4105 mode the first curve is black, the second red, etc. A given terminal or printer has at least 4 different dash styles; these look slightly different on different output devices. There are 6 colors, plus black.
Command[ ]? NC 4Command[ ]? DE D-PTOT NE-SS-CW ;
Command[ ]? SH 47490 S2 , S3 , S4 ,
Command[ ]? O L
Lines: 0=solid, 1=dots, 2=dotdash, 3=dash, 4=longdash,
-1=none,-4=points
Symbols: 0=none, 1=circle, 2=X, 3=triangle, 4=square,
5=star, 6=diamond, 7=vertical bar, 8=plus,
11=del, 12=Mac circle(41xx), 13=circle&plus
14=square&X, 15=diamond&plus
Line type 1[0]? , !keep type 0 (solid)
Symbol type 1[0]? 1 !change ``no symbol'' to circle
. . .
Number of symbols[0]? 10
Command[ ]? O KColors: 0=none, 1=black, 2=red, 3=green, 4=blue, 5=cyan,
6=magenta, 7=yellow
Text color (0-7)[1]? , !black
Grid color (0-7)[1]? ,
Line color 1[1]? ,
Line color 2[2]? ,
Command[ ]? O PMaximum frames per column[3]? ,
Horizontal gap between frames[80]? ,
Vertical gap between frames[60]? ,
Right margin[100]? ,
Command[]? O LESet legend for frame[F*]? ,
Legend: 1=top right, 2=top left, 3=outside right, 0=none
Legend location[0]? 1