The TCP header has a 16 bits field that specifies (and now I'm quoting from the RFC 793): "The number of data octets beginning with the one indicated in the acknowledgment field which the sender of this segment is willing to accept." In plain english: how much "useful" data you can accept from the sender. > what is "tcp window size" ? > > thank you __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com _______________________________________________ LARTC mailing list LARTC@xxxxxxxxxxxxxxx http://mailman.ds9a.nl/cgi-bin/mailman/listinfo/lartc