##Text wrapping
##text wrap hscale
##If you do not use 'hscale=auto' you can make labels be broken into multiple lines to fit the available space.
text.wrap=yes;
C: Client;
S: Server;
->C: Hi;
C=>S: Very Long Request;
B: Backend;
S>>B: Query;
S<<B: Response;
B [show=no];
C<=S: Very Long Reply;
