From: barmar@alum.mit.edu   
      
   In article ,   
    "Mark"  wrote:   
      
   > "pk"  wrote in message news:guff0v$e0r$1@aioe.org...   
   > > So what those switches do is to intercept IGMP messages they   
   > > receive to try to understand on which ports multicast receivers may be   
   > > located, and flood multicast frames only out of those ports (simplified).   
   >   
   > So, switches supporting IGMP snooping only intercept packets and don't   
   > modify them?   
      
   Right.  That's what "snooping" means.   
      
   --   
   Barry Margolin, barmar@alum.mit.edu   
   Arlington, MA   
   *** PLEASE don't copy me on replies, I'll read them in the group ***   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)