Algorithm A3. Checking the Condition of the Initial Default Version Number
1:	Begin
2:	input: version
3:	input: neighbor_1_current_rank
4:	input: neighbor_1_previous_rank
5:	input: neighbor_1_version
6:	input: number
7:	input: neighbor_1
8:	input: neighbor_1_id
9:	input: neighbor
10:	input: neighbor_table_head
11:	input: neighbor_table_next
12:	input: n
13:	input: m
14:	input: p
15:	if version != 240       //DEFAULT  VERSION(DODAG) = 240
16:	for neighbor_1 = neighbor_table_head; neighbor_1 !=  null; neighbor_1 = neighbor_table_next then
17:	set number ++
18:	set neighbor_1_id = address
19:	set neighbor[number] = neighbor_1_id
20:	set n[neighbor[number] =  neighbor_1_current_rank
21:	set m[neighbor[number] =   neighbor_1_previous_rank
22:	set p[neighbor[number] = neighbor_1_version
23:	End for
24:	End if
25:	End