home port [= port of registry]

passive element passive element

F-port Fiber Port

L-port Loop – Port

NL-Port Node Loop Port

N-Port Node Port

port to port

port -to- port isolation

Port-to-Port

port-to-port encryption

security from port to port

ZV Port Zoomed Video Port

bei (被) passive sentences

(+)Passive hydrogen maser

3-D single observer passive location

a combination solution of the active and passive method to reduce noise

a passive DMFC

acoustic passive localization

acoustic passive location