((A VLAN on a network is a broadcast domain, and all of the hosts on that VLAN can communicate with the other members of the same VLAN.
PVLANs allow traffic to be segmented at the data-link layer (layer 2) of the OSI model, limiting the size of the broadcast
Was it meant by word "traffic" in this phrase : "PVLANs allow traffic to be segmented ", broadcast traffic ? (i.e. Does that mean each PVLAN have its own broadcast domain ?)