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The packet sniffer to capture only ip and mac address.

License

The packet sniffer to capture only ip and mac address. This simple program purpose is understanding DSR(Direct Server Return).

Dependencies

  • gcc
  • libpcap

Compatibility

I have tested in linux but other OS is not tested.

Installation

  1. Clone the git repository.
shell> git clone git://github.com/vozlt/sniff-ipmac.git
  1. Compile
shell> make
gcc -Wall   -c ipmac.c -o ipmac.o
gcc -o ipmac ipmac.o -lpcap

Usage

USAGE   :
       ipmac [OPTION]... [EXPRESSION]

OPTIONS :
       -c [loop counter] (default : 0)
       -i [interface] (default : eth0)
       -v verbose print
       -n no ansi color

       Single Option :
       -m [HOST] (find mac address)
EXAMPLE:
       ipmac "ip"
       ipmac -c 5 "host 10.10.10.10 and port http"
       ipmac -v -c 5 "host 10.10.10.10 and port http"
       ipmac -m 192.168.0.1

Running

Capturing ip & mac

shell> ./ipmac -c 8 "ip"
# interface: eth0

SOURCE                                     DESTINATION
10.10.10.18:22    04:01:11:76:6a:01 ~> 10.10.10.66:40572 00:00:5e:00:01:64
10.10.10.18:22    04:01:11:76:6a:01 ~> 10.10.10.66:40572 00:00:5e:00:01:64
10.10.10.18:22    04:01:11:76:6a:01 ~> 10.10.10.66:40572 00:00:5e:00:01:64
10.10.10.18:22    04:01:11:76:6a:01 ~> 10.10.10.66:40572 00:00:5e:00:01:64
10.10.10.18:22    04:01:11:76:6a:01 ~> 10.10.10.66:40572 00:00:5e:00:01:64
10.10.10.18:22    04:01:11:76:6a:01 ~> 10.10.10.66:40572 00:00:5e:00:01:64
10.10.10.18:22    04:01:11:76:6a:01 ~> 10.10.10.66:40572 00:00:5e:00:01:64
10.10.10.18:22    04:01:11:76:6a:01 ~> 10.10.10.66:40572 00:00:5e:00:01:64

Capturing ip & mac & verbose

shell> ./ipmac -c 8 "port 80"
# Interface: eth0



+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Ethernet Header: 14byte                                       |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| - Source MAC Address      : 04:01:11:76:6a:01                 |
| - Destination MAC Address : 00:00:5e:00:01:64                 |
| - Ether Type              : 0x800                             |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| IPv4 Header: 20byte + Options(If exists max is 40byte)        |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| - Header Length    : 5                                        |
| - Version          : 4                                        |
| - Service Type     : 0                                        |
| - Total Length     : 1500                                     |
| - Ident            : 35117                                    |
| - Fragment Offset  : 16384                                    |
| - TTL              : 64                                       |
| - Protocol         : 6                                        |
| - Checksum         : 52217                                    |
| - Src Address      : 10.10.10.18                              |
| - Dst Address      : 10.10.10.66                              |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| TCP Header: 20byte + Options(If exists max is 40byte)         |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| - Src Port         : 80                                       |
| - Dst Port         : 33746                                    |
| - Seq Number       : 1947323077                               |
| - Ack number       : 1352167591                               |
| - Data Offset      : 5                                        |
| - Flags Urg        : 0x00                                     |
| - Flags Ack        : 0x01                                     |
| - Flags Psh        : 0x00                                     |
| - Flags Rst        : 0x00                                     |
| - Flags Syn        : 0x00                                     |
| - Flags Fin        : 0x00                                     |
| - Window           : 9216                                     |
| - Checksum         : 58819                                    |
| - Urgent Pointer   : 0                                        |
| - Data Length      : 1460                                     |
|   HTTP/1.1 200 OK..Server: nginx..Date: Fri, 20 Mar 2015 0    |
|   7:01:09 GMT..Content-Type: text/html; charset=utf-8..Tra    |
|   nsfer-Encoding: chunked..Connection: keep-alive..Keep-Al    |
|   ive: timeout=10..Vary: Accept-Encoding..Content-Encoding    |
|   : gzip....748.....                                          |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+

00000 48 54 54 50 2f 31 2e 31 20 32 30 30 20 4f 4b 0d 0a 53 65 72 HTTP/1.1 200 OK..Ser
00020 76 65 72 3a 20 6e 67 69 6e 78 0d 0a 44 61 74 65 3a 20 46 72 ver: nginx..Date: Fr
00040 69 2c 20 32 30 20 4d 61 72 20 32 30 31 35 20 30 37 3a 30 31 i, 20 Mar 2015 07:01
00060 3a 30 39 20 47 4d 54 0d 0a 43 6f 6e 74 65 6e 74 2d 54 79 70 :09 GMT..Content-Typ
00080 65 3a 20 74 65 78 74 2f 68 74 6d 6c 3b 20 63 68 61 72 73 65 e: text/html; charse
00100 74 3d 75 74 66 2d 38 0d 0a 54 72 61 6e 73 66 65 72 2d 45 6e t=utf-8..Transfer-En
00120 63 6f 64 69 6e 67 3a 20 63 68 75 6e 6b 65 64 0d 0a 43 6f 6e coding: chunked..Con
00140 6e 65 63 74 69 6f 6e 3a 20 6b 65 65 70 2d 61 6c 69 76 65 0d nection: keep-alive.
00160 0a 4b 65 65 70 2d 41 6c 69 76 65 3a 20 74 69 6d 65 6f 75 74 .Keep-Alive: timeout
00180 3d 31 30 0d 0a 56 61 72 79 3a 20 41 63 63 65 70 74 2d 45 6e =10..Vary: Accept-En
00200 63 6f 64 69 6e 67 0d 0a 43 6f 6e 74 65 6e 74 2d 45 6e 63 6f coding..Content-Enco
00220 64 69 6e 67 3a 20 67 7a 69 70 0d 0a 0d 0a 37 34 38 0d 0a 1f ding: gzip....748...
00240 8b 08                                                       ..
.
.
.
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Finding mac address

shell> ./ipmac -m 10.10.10.55
10.10.10.55's mac address is 04:01:2c:75:ab:01

Author

YoungJoo.Kim(김영주) [vozltx@gmail.com]

About

The packet sniffer to capturing just ip and mac address.

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