// Test that a socket in FIN_WAIT_2 eventually times out and a subsequent // packet generates a RST. 0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 3 +0 bind(3, ..., ...) = 0 +0 listen(3, 1) = 0 // Establish a connection without timestamps. +0 < S 0:0(0) win 32792 <mss 1460,sackOK,nop,nop,nop,wscale 7> +0 > S. 0:0(0) ack 1 <...> +0 < P. 1:1(0) ack 1 win 257 +0.100 accept(3, ..., ...) = 4 // set FIN_WAIT2 timeout to 1 seconds. +0.100 setsockopt(4, SOL_TCP, TCP_LINGER2, [1], 4) = 0 +0 close(4) = 0 +0 > F. 1:1(0) ack 1 <...> +0 < . 1:1(0) ack 2 win 257 +2 < . 1:1(0) ack 2 win 257 +0 > R 2:2(0) win 0