Abstract
This work is about imitating modeling of functioning technology of two LAN organized on the basis of AsteriskNow, presented as two knots divided among themselves by a certain distance with use of the software package into NetCracker 4.1. Development of the imitating model consisting of two or more knots removed on distance from each other and definition like a traffic between knots, parameters of the law of distribution of a traffic and percent of the utilized packages.