A.3.  SQL*Net appendix

Example A.1.  An example for the SQL*Net connection string
No.     Time        Source                Destination           Protocol Info
344 48.463276   127.0.0.1             127.0.0.1             TNS      Request, Connect (1), Connect

Frame 344 (269 bytes on wire, 269 bytes captured)
    Arrival Time: Dec 20, 2005 11:10:58.166023000
    Time delta from previous packet: 0.001255000 seconds
    Time since reference or first frame: 48.463276000 seconds
    Frame Number: 344
    Packet Length: 269 bytes
    Capture Length: 269 bytes
    Protocols in frame: eth:ip:tcp:tns
Ethernet II, Src: 00:00:00:00:00:00, Dst: 00:00:00:00:00:00
    Destination: 00:00:00:00:00:00 (00:00:00_00:00:00)
    Source: 00:00:00:00:00:00 (00:00:00_00:00:00)
    Type: IP (0x0800)
Internet Protocol, Src Addr: 127.0.0.1 (127.0.0.1), Dst Addr: 127.0.0.1 (127.0.0.1)
    Version: 4
    Header length: 20 bytes
    Differentiated Services Field: 0x00 (DSCP 0x00: Default; ECN: 0x00)
        0000 00.. = Differentiated Services Codepoint: Default (0x00)
        .... ..0. = ECN-Capable Transport (ECT): 0
        .... ...0 = ECN-CE: 0
    Total Length: 255
    Identification: 0x86bc (34492)
    Flags: 0x04 (Don't Fragment)
        0... = Reserved bit: Not set
        .1.. = Don't fragment: Set
        ..0. = More fragments: Not set
    Fragment offset: 0
    Time to live: 64
    Protocol: TCP (0x06)
    Header checksum: 0xb53a (correct)
    Source: 127.0.0.1 (127.0.0.1)
    Destination: 127.0.0.1 (127.0.0.1)
Transmission Control Protocol, Src Port: 44404 (44404), Dst Port: 1521 (1521), Seq: 1, Ack: 1, Len: 203
    Source port: 44404 (44404)
    Destination port: 1521 (1521)
    Sequence number: 1    (relative sequence number)
    Next sequence number: 204    (relative sequence number)
    Acknowledgement number: 1    (relative ack number)
    Header length: 32 bytes
    Flags: 0x0018 (PSH, ACK)
        0... .... = Congestion Window Reduced (CWR): Not set
        .0.. .... = ECN-Echo: Not set
        ..0. .... = Urgent: Not set
        ...1 .... = Acknowledgment: Set
        .... 1... = Push: Set
        .... .0.. = Reset: Not set
        .... ..0. = Syn: Not set
        .... ...0 = Fin: Not set
    Window size: 32767
    Checksum: 0xfef3 (incorrect, should be 0x5c50)
    Options: (12 bytes)
        NOP
        NOP
        Time stamp: tsval 35686106, tsecr 35686106
Transparent Network Substrate Protocol
    Packet Length: 203
    Packet Checksum: 0x0000
    Packet Type: Connect (1)
    Reserved Byte: 00
    Header Checksum: 0x0000
    Connect
        Version: 312
        Version (Compatible): 300
        Service Options: 0x0c01
            ..0. .... .... .... = Broken Connect Notify: False
            ...0 .... .... .... = Packet Checksum: False
            .... 1... .... .... = Header Checksum: True
            .... .1.. .... .... = Full Duplex: True
            .... ..0. .... .... = Half Duplex: False
            .... ...0 .... .... = Don't Care: False
            .... .... 0... .... = Don't Care: False
            .... .... ...0 .... = Direct IO to Transport: False
            .... .... .... 0... = Attention Processing: False
            .... .... .... .0.. = Can Receive Attention: False
            .... .... .... ..0. = Can Send Attention: False
        Session Data Unit Size: 2048
        Maximum Transmission Data Unit Size: 32767
        NT Protocol Characteristics: 0x7f08
            0... .... .... .... = Hangon to listener connect: False
            .1.. .... .... .... = Confirmed release: True
            ..1. .... .... .... = TDU based IO: True
            ...1 .... .... .... = Spawner running: True
            .... 1... .... .... = Data test: True
            .... .1.. .... .... = Callback IO supported: True
            .... ..1. .... .... = ASync IO Supported: True
            .... ...1 .... .... = Packet oriented IO: True
            .... .... 0... .... = Can grant connection to another: False
            .... .... .0.. .... = Can handoff connection to another: False
            .... .... ..0. .... = Generate SIGIO signal: False
            .... .... ...0 .... = Generate SIGPIPE signal: False
            .... .... .... 1... = Generate SIGURG signal: True
            .... .... .... .0.. = Urgent IO supported: False
            .... .... .... ..0. = Full duplex IO supported: False
            .... .... .... ...0 = Test operation: False
        Line Turnaround Value: 0
        Value of 1 in Hardware: 0100
        Length of Connect Data: 145
        Offset to Connect Data: 58
        Maximum Receivable Connect Data: 512
        Connect Flags 0: 0x41
            ...0 .... = NA services required: False
            .... 0... = NA services linked in: False
            .... .0.. = NA services enabled: False
            .... ..0. = Interchange is involved: False
            .... ...1 = NA services wanted: True
        Connect Flags 1: 0x41
            ...0 .... = NA services required: False
            .... 0... = NA services linked in: False
            .... .0.. = NA services enabled: False
            .... ..0. = Interchange is involved: False
            .... ...1 = NA services wanted: True
        Trace Cross Facility Item 1: 0x00000000
        Trace Cross Facility Item 2: 0x00000000
        Trace Unique Connection ID: 0x0000660c007e4a09
        Connect Data: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=127.0.0.1)(PORT=1521))(CONNECT_DATA=(SERVICE_NAME=OPT.BALASYS)(CID=(PROGRAM=)(HOST=crm)(USER=oracle))))