for (InetAddress i : IPs) {
Subnet existingSubnet = subnets.get(i);
if ((existingSubnet != null) && !existingSubnet.isMutualExclusive(newSubnet)) {
for (InetAddress i : IPs) {
Subnet existingSubnet = subnets.get(i);
if ((existingSubnet != null) && !existingSubnet.isMutualExclusive(newSubnet)) {