In this book, writer said ftp using tcp port 21 for data transfer , this is wrong. tcp 20 is the ftp-data port, tcp 21 is the congtrol port.
No. Time Source Destination Protocol Info size
1 0.000000 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [SYN] Seq=0 Win=65535 Len=0 MSS=1460 62
Frame 1 (62 bytes on wire, 62 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 0, Len: 0
No. Time Source Destination Protocol Info size
2 0.198551 130.57.1.88 192.168.1.102 TCP ftp > pn-requester2 [SYN, ACK] Seq=0 Ack=1 Win=5840 Len=0 MSS=1380 62
Frame 2 (62 bytes on wire, 62 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 0, Ack: 1, Len: 0
No. Time Source Destination Protocol Info size
3 0.198582 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [ACK] Seq=1 Ack=1 Win=65535 [TCP CHECKSUM INCORRECT] Len=0 54
Frame 3 (54 bytes on wire, 54 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 1, Ack: 1, Len: 0
No. Time Source Destination Protocol Info size
4 0.402601 130.57.1.88 192.168.1.102 FTP Response: 220 Welcome to ftp.novell.com, powered by SUSE Linux 108
Frame 4 (108 bytes on wire, 108 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 1, Ack: 1, Len: 54
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
5 0.528036 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [ACK] Seq=1 Ack=55 Win=65481 [TCP CHECKSUM INCORRECT] Len=0 54
Frame 5 (54 bytes on wire, 54 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 1, Ack: 55, Len: 0
No. Time Source Destination Protocol Info size
6 4.109475 192.168.1.102 130.57.1.88 FTP Request: USER anonymous 70
Frame 6 (70 bytes on wire, 70 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 1, Ack: 55, Len: 16
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
7 4.308626 130.57.1.88 192.168.1.102 TCP ftp > pn-requester2 [ACK] Seq=55 Ack=17 Win=5840 Len=0 60
Frame 7 (60 bytes on wire, 60 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 55, Ack: 17, Len: 0
No. Time Source Destination Protocol Info size
8 4.308672 130.57.1.88 192.168.1.102 FTP Response: 331 Anonymous login ok, send your complete email address as your password. 130
Frame 8 (130 bytes on wire, 130 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 55, Ack: 17, Len: 76
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
9 4.450880 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [ACK] Seq=17 Ack=131 Win=65405 [TCP CHECKSUM INCORRECT] Len=0 54
Frame 9 (54 bytes on wire, 54 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 17, Ack: 131, Len: 0
No. Time Source Destination Protocol Info size
10 5.425668 192.168.1.102 130.57.1.88 FTP Request: PASS dkfjdk 67
Frame 10 (67 bytes on wire, 67 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 17, Ack: 131, Len: 13
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
11 5.624852 130.57.1.88 192.168.1.102 FTP Response: 230 Anonymous access granted, restrictions apply. 105
Frame 11 (105 bytes on wire, 105 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 131, Ack: 30, Len: 51
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
12 5.758502 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [ACK] Seq=30 Ack=182 Win=65354 [TCP CHECKSUM INCORRECT] Len=0 54
Frame 12 (54 bytes on wire, 54 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 30, Ack: 182, Len: 0
No. Time Source Destination Protocol Info size
13 6.801606 192.168.1.102 130.57.1.88 FTP Request: TYPE I 62
Frame 13 (62 bytes on wire, 62 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 30, Ack: 182, Len: 8
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
14 6.998515 130.57.1.88 192.168.1.102 FTP Response: 200 Type set to I 73
Frame 14 (73 bytes on wire, 73 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 182, Ack: 38, Len: 19
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
15 7.166770 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [ACK] Seq=38 Ack=201 Win=65335 [TCP CHECKSUM INCORRECT] Len=0 54
Frame 15 (54 bytes on wire, 54 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 38, Ack: 201, Len: 0
No. Time Source Destination Protocol Info size
16 8.188707 192.168.1.102 130.57.1.88 FTP Request: TYPE A 62
Frame 16 (62 bytes on wire, 62 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 38, Ack: 201, Len: 8
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
17 8.386340 130.57.1.88 192.168.1.102 FTP Response: 200 Type set to A 73
Frame 17 (73 bytes on wire, 73 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 201, Ack: 46, Len: 19
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
18 8.392786 192.168.1.102 130.57.1.88 FTP Request: PORT 192,168,1,102,10,165 81
Frame 18 (81 bytes on wire, 81 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 46, Ack: 220, Len: 27
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
19 8.595122 130.57.1.88 192.168.1.102 FTP Response: 200 PORT command successful 83
Frame 19 (83 bytes on wire, 83 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 220, Ack: 73, Len: 29
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
20 8.596295 192.168.1.102 130.57.1.88 FTP Request: NLST 60
Frame 20 (60 bytes on wire, 60 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 73, Ack: 249, Len: 6
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
21 8.824755 130.57.1.88 192.168.1.102 TCP ftp-data > msolap-ptp2 [SYN] Seq=0 Win=5840 Len=0 MSS=1460 TSV=179463840 TSER=0 WS=0 74
Frame 21 (74 bytes on wire, 74 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: msolap-ptp2 (2725), Seq: 0, Len: 0
No. Time Source Destination Protocol Info size
22 8.824806 192.168.1.102 130.57.1.88 TCP msolap-ptp2 > ftp-data [SYN, ACK] Seq=0 Ack=1 Win=65535 Len=0 MSS=1460 WS=0 TSV=0 TSER=0 78
Frame 22 (78 bytes on wire, 78 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: msolap-ptp2 (2725), Dst Port: ftp-data (20), Seq: 0, Ack: 1, Len: 0
No. Time Source Destination Protocol Info size
23 8.859440 130.57.1.88 192.168.1.102 TCP ftp > pn-requester2 [ACK] Seq=249 Ack=79 Win=5840 Len=0 60
Frame 23 (60 bytes on wire, 60 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 249, Ack: 79, Len: 0
No. Time Source Destination Protocol Info size
24 9.022932 130.57.1.88 192.168.1.102 TCP ftp-data > msolap-ptp2 [ACK] Seq=1 Ack=1 Win=5840 Len=0 TSV=179464040 TSER=0 66
Frame 24 (66 bytes on wire, 66 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: msolap-ptp2 (2725), Seq: 1, Ack: 1, Len: 0
No. Time Source Destination Protocol Info size
25 9.022965 130.57.1.88 192.168.1.102 FTP-DATA FTP Data: 10 bytes 76
Frame 25 (76 bytes on wire, 76 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: msolap-ptp2 (2725), Seq: 1, Ack: 1, Len: 10
FTP Data
No. Time Source Destination Protocol Info size
26 9.023016 130.57.1.88 192.168.1.102 FTP Response: 150 Opening ASCII mode data connection for file list 108
Frame 26 (108 bytes on wire, 108 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 249, Ack: 79, Len: 54
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
27 9.023101 130.57.1.88 192.168.1.102 FTP-DATA FTP Data: 177 bytes 243
Frame 27 (243 bytes on wire, 243 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: msolap-ptp2 (2725), Seq: 11, Ack: 1, Len: 177
FTP Data
No. Time Source Destination Protocol Info size
28 9.023132 192.168.1.102 130.57.1.88 TCP msolap-ptp2 > ftp-data [ACK] Seq=1 Ack=189 Win=65348 [TCP CHECKSUM INCORRECT] Len=0 TSV=959961 TSER=179464040 66
Frame 28 (66 bytes on wire, 66 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: msolap-ptp2 (2725), Dst Port: ftp-data (20), Seq: 1, Ack: 189, Len: 0
No. Time Source Destination Protocol Info size
29 9.028278 192.168.1.102 130.57.1.88 TCP msolap-ptp2 > ftp-data [FIN, ACK] Seq=1 Ack=189 Win=65348 [TCP CHECKSUM INCORRECT] Len=0 TSV=959961 TSER=179464040 66
Frame 29 (66 bytes on wire, 66 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: msolap-ptp2 (2725), Dst Port: ftp-data (20), Seq: 1, Ack: 189, Len: 0
No. Time Source Destination Protocol Info size
30 9.178495 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [ACK] Seq=79 Ack=303 Win=65233 [TCP CHECKSUM INCORRECT] Len=0 54
Frame 30 (54 bytes on wire, 54 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 79, Ack: 303, Len: 0
No. Time Source Destination Protocol Info size
31 9.223842 130.57.1.88 192.168.1.102 TCP ftp-data > msolap-ptp2 [ACK] Seq=189 Ack=2 Win=5840 Len=0 TSV=179464242 TSER=959961 66
Frame 31 (66 bytes on wire, 66 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: msolap-ptp2 (2725), Seq: 189, Ack: 2, Len: 0
No. Time Source Destination Protocol Info size
32 9.225982 130.57.1.88 192.168.1.102 FTP Response: 226 Transfer complete. 78
Frame 32 (78 bytes on wire, 78 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 303, Ack: 79, Len: 24
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
33 9.250995 192.168.1.102 130.57.1.88 FTP Request: TYPE I 62
Frame 33 (62 bytes on wire, 62 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 79, Ack: 327, Len: 8
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
34 9.446606 130.57.1.88 192.168.1.102 TCP ftp > pn-requester2 [ACK] Seq=327 Ack=87 Win=5840 Len=0 60
Frame 34 (60 bytes on wire, 60 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 327, Ack: 87, Len: 0
No. Time Source Destination Protocol Info size
35 9.448699 130.57.1.88 192.168.1.102 FTP Response: 200 Type set to I 73
Frame 35 (73 bytes on wire, 73 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 327, Ack: 87, Len: 19
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
36 9.580800 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [ACK] Seq=87 Ack=346 Win=65190 [TCP CHECKSUM INCORRECT] Len=0 54
Frame 36 (54 bytes on wire, 54 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 87, Ack: 346, Len: 0
No. Time Source Destination Protocol Info size
37 25.616678 192.168.1.102 130.57.1.88 FTP Request: PORT 192,168,1,102,10,176 81
Frame 37 (81 bytes on wire, 81 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 87, Ack: 346, Len: 27
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
38 25.815807 130.57.1.88 192.168.1.102 FTP Response: 200 PORT command successful 83
Frame 38 (83 bytes on wire, 83 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 346, Ack: 114, Len: 29
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
39 25.816869 192.168.1.102 130.57.1.88 FTP Request: RETR Readme 67
Frame 39 (67 bytes on wire, 67 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 114, Ack: 375, Len: 13
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
40 26.015244 130.57.1.88 192.168.1.102 TCP ftp-data > radwiz-nms-srv [SYN] Seq=0 Win=5840 Len=0 MSS=1460 TSV=179481034 TSER=0 WS=0 74
Frame 40 (74 bytes on wire, 74 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: radwiz-nms-srv (2736), Seq: 0, Len: 0
No. Time Source Destination Protocol Info size
41 26.015301 192.168.1.102 130.57.1.88 TCP radwiz-nms-srv > ftp-data [SYN, ACK] Seq=0 Ack=1 Win=65535 Len=0 MSS=1460 WS=0 TSV=0 TSER=0 78
Frame 41 (78 bytes on wire, 78 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: radwiz-nms-srv (2736), Dst Port: ftp-data (20), Seq: 0, Ack: 1, Len: 0
No. Time Source Destination Protocol Info size
42 26.054277 130.57.1.88 192.168.1.102 TCP ftp > pn-requester2 [ACK] Seq=375 Ack=127 Win=5840 Len=0 60
Frame 42 (60 bytes on wire, 60 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 375, Ack: 127, Len: 0
No. Time Source Destination Protocol Info size
43 26.221858 130.57.1.88 192.168.1.102 TCP ftp-data > radwiz-nms-srv [ACK] Seq=1 Ack=1 Win=5840 Len=0 TSV=179481240 TSER=0 66
Frame 43 (66 bytes on wire, 66 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: radwiz-nms-srv (2736), Seq: 1, Ack: 1, Len: 0
No. Time Source Destination Protocol Info size
44 26.221916 130.57.1.88 192.168.1.102 FTP Response: 150 Opening BINARY mode data connection for Readme (2190 bytes) 119
Frame 44 (119 bytes on wire, 119 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 375, Ack: 127, Len: 65
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
45 26.239396 130.57.1.88 192.168.1.102 TCP [TCP Previous segment lost] ftp-data > radwiz-nms-srv [FIN, ACK] Seq=2191 Ack=1 Win=5840 Len=0 TSV=179481248 TSER=0 66
Frame 45 (66 bytes on wire, 66 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: radwiz-nms-srv (2736), Seq: 2191, Ack: 1, Len: 0
No. Time Source Destination Protocol Info size
46 26.239425 192.168.1.102 130.57.1.88 TCP [TCP Dup ACK 41#1] radwiz-nms-srv > ftp-data [ACK] Seq=1 Ack=1 Win=65535 [TCP CHECKSUM INCORRECT] Len=0 TSV=960133 TSER=179481240 SLE=2191 SRE=2192 78
Frame 46 (78 bytes on wire, 78 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: radwiz-nms-srv (2736), Dst Port: ftp-data (20), Seq: 1, Ack: 1, Len: 0
No. Time Source Destination Protocol Info size
47 26.239703 130.57.1.88 192.168.1.102 FTP-DATA [TCP Out-Of-Order] FTP Data: 822 bytes 888
Frame 47 (888 bytes on wire, 888 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: radwiz-nms-srv (2736), Seq: 1369, Ack: 1, Len: 822
FTP Data
No. Time Source Destination Protocol Info size
48 26.239720 192.168.1.102 130.57.1.88 TCP [TCP Dup ACK 41#2] radwiz-nms-srv > ftp-data [ACK] Seq=1 Ack=1 Win=65535 [TCP CHECKSUM INCORRECT] Len=0 TSV=960133 TSER=179481240 SLE=1369 SRE=2192 78
Frame 48 (78 bytes on wire, 78 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: radwiz-nms-srv (2736), Dst Port: ftp-data (20), Seq: 1, Ack: 1, Len: 0
No. Time Source Destination Protocol Info size
49 26.240255 130.57.1.88 192.168.1.102 FTP-DATA [TCP Fast Retransmission] FTP Data: 1368 bytes 1434
Frame 49 (1434 bytes on wire, 1434 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: radwiz-nms-srv (2736), Seq: 1, Ack: 1, Len: 1368
FTP Data
No. Time Source Destination Protocol Info size
50 26.240305 192.168.1.102 130.57.1.88 TCP radwiz-nms-srv > ftp-data [ACK] Seq=1 Ack=2192 Win=65535 [TCP CHECKSUM INCORRECT] Len=0 TSV=960133 TSER=179481248 66
Frame 50 (66 bytes on wire, 66 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: radwiz-nms-srv (2736), Dst Port: ftp-data (20), Seq: 1, Ack: 2192, Len: 0
No. Time Source Destination Protocol Info size
51 26.240843 192.168.1.102 130.57.1.88 TCP radwiz-nms-srv > ftp-data [FIN, ACK] Seq=1 Ack=2192 Win=65535 [TCP CHECKSUM INCORRECT] Len=0 TSV=960133 TSER=179481248 66
Frame 51 (66 bytes on wire, 66 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: radwiz-nms-srv (2736), Dst Port: ftp-data (20), Seq: 1, Ack: 2192, Len: 0
No. Time Source Destination Protocol Info size
52 26.378836 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [ACK] Seq=127 Ack=440 Win=65096 [TCP CHECKSUM INCORRECT] Len=0 54
Frame 52 (54 bytes on wire, 54 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 127, Ack: 440, Len: 0
No. Time Source Destination Protocol Info size
53 26.442572 130.57.1.88 192.168.1.102 TCP ftp-data > radwiz-nms-srv [ACK] Seq=2192 Ack=2 Win=5840 Len=0 TSV=179481462 TSER=960133 66
Frame 53 (66 bytes on wire, 66 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp-data (20), Dst Port: radwiz-nms-srv (2736), Seq: 2192, Ack: 2, Len: 0
No. Time Source Destination Protocol Info size
54 26.444593 130.57.1.88 192.168.1.102 FTP Response: 226 Transfer complete. 78
Frame 54 (78 bytes on wire, 78 bytes captured)
Ethernet II, Src: JuniperN_93:0c:57 (00:14:f6:93:0c:57), Dst: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6)
Internet Protocol, Src: 130.57.1.88 (130.57.1.88), Dst: 192.168.1.102 (192.168.1.102)
Transmission Control Protocol, Src Port: ftp (21), Dst Port: pn-requester2 (2718), Seq: 440, Ack: 127, Len: 24
File Transfer Protocol (FTP)
No. Time Source Destination Protocol Info size
55 26.579938 192.168.1.102 130.57.1.88 TCP pn-requester2 > ftp [ACK] Seq=127 Ack=464 Win=65072 [TCP CHECKSUM INCORRECT] Len=0 54
Frame 55 (54 bytes on wire, 54 bytes captured)
Ethernet II, Src: Foxconn_e9:49:f6 (00:01:6c:e9:49:f6), Dst: JuniperN_93:0c:57 (00:14:f6:93:0c:57)
Internet Protocol, Src: 192.168.1.102 (192.168.1.102), Dst: 130.57.1.88 (130.57.1.88)
Transmission Control Protocol, Src Port: pn-requester2 (2718), Dst Port: ftp (21), Seq: 127, Ack: 464, Len: 0
Note from the Author or Editor:
Port 20 and 21 should be corrected in packet capture.