Port labeling
% Title : Port labeling
% Author : George Ungureanu
% Category : tikz
\documentclass{standalone}
\usepackage[tikz]{forsyde}
\begin{document}
\begin{tikzpicture}[]
\standard[shape=leaf shape, ni=3, no=2, type=comb, nf=1] (n) <0,0> {$P_1$};
\resetportinfo{n}\wpinfo[east]{2}\wpinfo{3}\wpinfo{1}\epinfo{2}\epinfo{6}
\end{tikzpicture}
\end{document}