service access point

1 definition found

service access point - Free On-line Dictionary of Computing (26 May 2007) :

  Service Access Point
  
     <networking> (SAP) The OSI term for the component of a
     network address which identifies the individual application on
     a host which is sending or receiving a packet.
  
     TCP/IP's equivalent term is "port".
  
     Different SAPs distinguish between different services or
     applications on a host, e.g. electronic mail, FTP, HTTP.
  
     (1996-12-23)