A Semistructured Random Identifier Protocol for Anonymous Communication in SDN Network

Algorithm 2

Algorithm for subtree spin.

Input: original vid binary tree

Input: decay factor

Output: updated vid binary tree

(1)foreach  node    in    do

(2)if    is  uninitialized  then

(3)calculate ;

(4)end

(5) = Random;

(6)if   then

(7)Swap();

(8);

(9)end

(10)else

(11);

(12)end

(13)end

(14)return