Hello, I want to disconnect any applications (computers) from the network with tcp_keepalive_time I have 100 computers and 100mbit network - one server do keepalive probe (server is database server and windows clients - other applications are unimportant) If I decrease keepalive in 10 sec (or 2 sec) how much will network bandwith decrease (Linux is 2.2 or 2.4) regards Haris Peco - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html