Traffic selector


A traffic selector is an agreement between IKE peers to permit traffic through a tunnel if the traffic matches a specified pair of local and remote addresses. 


SRX - IPSec Traffic Selector ( Oct 2015 )     Link Video YouTube



https://www.juniper.net/documentation/en_US/junos/topics/concept/ipsec-vpn-traffic-selector-understanding.html#jd0e58