Source : Free On-Line Dictionary of Computing

Simplified Multicast Routing Protocol
     
         (SMRP) A {transport-layer}
        {protocol} to route {multimedia} data streams over {AppleTalk}
        networks.  SMRP supports {Apple}'s {QuickTime Conferencing}
        (QTC).
     
        {Documentation
        (http://www.cisco.com/univercd/cc/td/doc/cisintwk/ito_doc/smrp.htm)}.
     
        (2001-07-02)