i need a link for 4monthsinternship in telecoms /i.t. firm

any one who can help out, i need a telecom/I.T. firm where i can do a 4month internship/I.T as from september, I am presently rounding up a postgraduate program in electronics/telecoms in O.A.U,Ife.
very vast in networking especially radio/wifi deployment just a few.
my interest of research is community telephony using voip and the open source.I will appreciate a link, i could be an asset for any firm(av 4solid yrs working exp in the core sector b4 i withdrew to fulltime school)