def outputCollection = ['172.30.0.0/16', '172.31.0.0/16', '10.100.0.0/16', '10.100.0.1/16','10.105.0.0/16']
println outputCollection.findAll{ it =~ /10.100.*/ }.sort()
ZGVmIG91dHB1dENvbGxlY3Rpb24gPSBbJzE3Mi4zMC4wLjAvMTYnLCAnMTcyLjMxLjAuMC8xNicsICcxMC4xMDAuMC4wLzE2JywgJzEwLjEwMC4wLjEvMTYnLCcxMC4xMDUuMC4wLzE2J10gCnByaW50bG4gb3V0cHV0Q29sbGVjdGlvbi5maW5kQWxseyBpdCA9fiAvMTAuMTAwLiovIH0uc29ydCgp