http://www.team.net/www/shop-talk/wirefaq1.html
co-edited by Steve Bellovin.
To be sure, I'm still failing to find any more material about IP-over-110v.
RK
--- Rohit Khare -- World Wide Web Consortium -- Technical Staff w: 617/253-5884 -- f: 617/258-5999 -- h: 617/491-5030 NE43-344, MIT LCS, 545 Tech Square, Cambridge, MA 02139