3Com 3031 Command Reference Manual page 443

3com 3031: reference guide

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debugging tcp packet

Using the debugging tcp md5 command, you can enable the MD5 authentication

debugging of the TCP connection. Using the undo debugging tcp md5 command,

you can disable the MD5 authentication debugging of the TCP connection.

Enable the MD5 authentication debugging of the TCP connection.

<3Com> debugging tcp md5

debugging tcp packet [ task_id socket_id ]

undo debugging tcp packet [ task_id socket_id ]

task_id: The ID of a task.

socket_id: The ID of a socket.

Using the debugging tcp packet command, you can enable the debugging of TCP

connection. The number of debugging switches users can enable is limited, that is,

at the same time only a fixed number of debugging switches can be enabled

(combination of task ID and socket ID). Using the undo debugging tcp packet

command, you can disable the debugging of TCP connection.

Enable the debugging of TCP connection.

<3Com> debugging tcp packet

<3Com> display debugging

*0.100070-SOCKET-8-TCP PACKET:

Input: Co0(5) socketId = 2, state = SYN_SENT,

src = 127.0.0.1:1025, dst = 2.2.2.2:23,

seq = 11084380, ack = 0, optlen = 4, flag = SYN ,

window = 8192

Output: Co0(5) SocketId = 2, State = SYN_SENT,

src = 127.0.0.1:1025, Dst = 2.2.2.2:23,

Seq = 11084380, Ack = 0,

Window = 8192

Retrans: Co0(5) SocketId = 2, State = SYN_SENT,

Src = 127.0.0.1:1025, Dst = 2.2.2.2:23,

Seq = 11084380, Ack = 0,

Window = 8192

IP Performance Configuration Commands

Datalen = 4, Flag = ACK PSH ,

Optlen = 4, Flag = SYN ,