NewsForge | Asterisk on OpenWrt
http://mobile.newsforge.com/article.pl?sid=06/02/09/1727256
"I installed Asterisk on OpenWrt White Russian RC4 on a Linksys WRT54GS wireless router."
zasterisk - a telephony/text adventure bridge for Asterisk and Infocom games
http://uc.org/read/Zasterisk
"Zasterisk implements a Rezrov ZIO object, allowing a user to communicate with a Z-Machine via telephony devices."