Different results with respect to a call super signalling and control developed for the Softswitch of Center for Development of Information Technology known as Softswitch-CDIT[I] are reported in this paper. The paper consists of 3 main parts, excepting the first one for the introduc-tion. Theproposed super signalling in Softswitch-CDIT is briefly described in the second part. In which, the first paragraph is for reporting the Softswitch structure developed by CDIT and the secondparagraph is for proposed super signalling employed in Softswitch-CDIT. The third part of thepaper is for different imp Ie-mentation results and discussion. [20] cites references are alsomentioned.