\documentclass[11pt,letterpaper,notitlepage,twoside,openright]{report}
%%% Pdfpages %%%
\usepackage{pdfpages}
\begin{document}
Before document
\includepdf[pages={-},nup=1x1,frame=true]{dummy.pdf}
%\includepdf[pages={-},frame=true]{.pdf}
%\includepdf[pages={-},frame=true]{.pdf}
%\includepdf[pages={-},frame=true]{.pdf}
%\includepdf[pages={-},frame=true]{.pdf}
After document.
\chapter{This is second stuff}
\end{document}