Здравствуйте, Kernan, Вы писали:
K> Что там в пакетах-то?
Ну например:
Internet Protocol Version 4, Src: 10.10.10.1 (10.10.10.1), Dst: 10.10.10.2 (10.10.10.2)
Version: 4
Header length: 20 bytes
Differentiated Services Field: 0x02 (DSCP 0x00: Default; ECN: 0x02: ECT(0) (ECN-Capable Transport))
0000 00.. = Differentiated Services Codepoint: Default (0x00)
.... ..10 = Explicit Congestion Notification: ECT(0) (ECN-Capable Transport) (0x02)
Total Length: 72
Identification: 0xae6e (44654)
Flags: 0x00
0... .... = Reserved bit: Not set
.0.. .... = Don't fragment: Not set
..0. .... = More fragments: Not set
Fragment offset: 0
Time to live: 254
Protocol: SCTP (132)
Header checksum: 0xe277 [correct]
[Good: True]
[Bad: False]
Source: 10.10.10.1 (10.10.10.1)
Destination: 10.10.10.2 (10.10.10.2)
Stream Control Transmission Protocol, Src Port: 3034 (3034), Dst Port: 3034 (3034)
Source port: 3034
Destination port: 3034
Verification tag: 0x00000000
Checksum: 0xad4314e0 (not verified)
INIT chunk (Outbound streams: 33, inbound streams: 33)
Chunk type: INIT (1)
0... .... = Bit: Stop processing of the packet
.0.. .... = Bit: Do not report
Chunk flags: 0x00
Chunk length: 38
Initiate tag: 0x00005b87
Advertised receiver window credit (a_rwnd): 76500
Number of outbound streams: 33
Number of inbound streams: 33
Initial TSN: 27117
IPv4 address parameter (Address: 10.10.10.1)
Parameter type: IPv4 address (0x0005)
0... .... .... .... = Bit: Stop processing of chunk
.0.. .... .... .... = Bit: Do not report
Parameter length: 8
IP Version 4 address: 10.10.10.1 (10.10.10.1)
ECN parameter
Parameter type: ECN (0x8000)
1... .... .... .... = Bit: Skip parameter and continue processing of the chunk
.0.. .... .... .... = Bit: Do not report
Parameter length: 4
Supported address types parameter (Supported types: IPv4)
Parameter type: Supported address types (0x000c)
0... .... .... .... = Bit: Stop processing of chunk
.0.. .... .... .... = Bit: Do not report
Parameter length: 6
Supported address type: IPv4 address (5)
Chunk padding: 0000