Sorry but more complete tethereal out which run filter on destination is here : [root@CACHE1 ~]# tethereal host 213.171.218.15 -n Running as user "root" and group "root". This could be dangerous. Capturing on eth1 0.000000 85.247.162.18 -> 213.171.218.15 HTTP GET / HTTP/1.1 0.000004 213.171.218.15 -> 85.247.162.18 TCP 80 > 39571 [ACK] Seq=1 Ack=386 Win=62 Len=0 TSV=11294071 TSER=2135261 0.000006 85.247.162.2 -> 213.171.218.15 TCP 35330 > 80 [SYN] Seq=0 Win=5840 Len=0 MSS=1460 TSV=11294071 TSER=0 WS=7 0.199523 213.171.218.15 -> 85.247.162.2 TCP 80 > 35330 [SYN, ACK] Seq=0 Ack=1 Win=16384 Len=0 MSS=1460 WS=0 TSV=0 TSER=0 0.199533 85.247.162.2 -> 213.171.218.15 TCP 35330 > 80 [ACK] Seq=1 Ack=1 Win=5888 Len=0 TSV=11294268 TSER=0 0.199603 85.247.162.2 -> 213.171.218.15 HTTP GET / HTTP/1.0 0.504191 213.171.218.15 -> 85.247.162.2 TCP [TCP segment of a reassembled PDU] 0.504199 85.247.162.2 -> 213.171.218.15 TCP 35330 > 80 [ACK] Seq=451 Ack=1449 Win=8832 Len=0 TSV=11294570 TSER=52303830 0.504241 213.171.218.15 -> 85.247.162.2 HTTP HTTP/1.1 200 OK (text/html) 0.504246 85.247.162.2 -> 213.171.218.15 TCP 35330 > 80 [ACK] Seq=451 Ack=2083 Win=11648 Len=0 TSV=11294570 TSER=52303830 0.504359 213.171.218.15 -> 85.247.162.18 HTTP HTTP/1.0 200 OK (text/html) 0.504364 213.171.218.15 -> 85.247.162.18 HTTP Continuation or non-HTTP traffic 0.504402 213.171.218.15 -> 85.247.162.18 HTTP Continuation or non-HTTP traffic 0.514428 85.247.162.18 -> 213.171.218.15 TCP 39571 > 80 [ACK] Seq=386 Ack=1449 Win=3386 Len=0 TSV=2135390 TSER=11294570 0.514577 85.247.162.18 -> 213.171.218.15 TCP 39571 > 80 [ACK] Seq=386 Ack=1579 Win=3386 Len=0 TSV=2135390 TSER=11294570 0.517022 85.247.162.18 -> 213.171.218.15 TCP 39571 > 80 [ACK] Seq=386 Ack=2213 Win=4110 Len=0 TSV=2135390 TSER=11294570 -- Regards Hamid Hashemi