\input zb-basic
\input zb-ioport
\iteman{io-port 70581351}
\itemau{Shiraishi, Yoshiaki; Fukuta, Youji; Morii, Masakatu}
\itemti{Remote access VPN with port protection function by mobile codes}
\itemso{WISA, 16-26 (2003).}
\itemcc{}
\itemut{}
\itemli{doi:10.1007/978-3-540-24591-9\_2}
\end