BigAir made the announcement in response to media reports Vocus, a wholesale telecom services provider, is considering a takeover bid.
BGA shares grew over 10% to $0.260 in Tuesday's trading on speculation of a deal, while VOC shares fell 2.43% to $2.410.
BigAir owns and operates a fixed WiMax network in Sydney, Melbourne, Brisbane, the Gold Cost, Adelaide and Perth.
Last month, the company upgraded its full-year underlying ebitda forecast by 30% to $5.2 million.
Vocus Communications is a wholesale telecom services provider, which has lately been expanding through acquisitions.