D-Link NetDefend DFL-260E, Log Reference Manual

Page: 605 / 652

Packet Buffer
2.58.14. tcp_null_flags (ID: 03400016)
Default Severity WARNING
Log Message Packet has no SYN, ACK, FIN or RST flag set. Dropping
Explanation The packet has no SYN, ACK, FIN or RST flag set. Dropping packet.
Gateway Action drop
Recommended Action None.
Revision 1
Context Parameters Rule Name
Packet Buffer
2.58.15. multiple_tcp_ws_options (ID: 03400017)
Default Severity WARNING
Log Message Multiple window scale options present in a single TCP segment
Explanation Multiple TCP window scale options present in a single TCP segment.
Gateway Action strip
Recommended Action None.
Revision 1
Context Parameters Connection
Packet Buffer
2.58.16. too_large_tcp_window_scale (ID: 03400018)
Default Severity WARNING
Log Message TCP window scale option with shift count <shift_cnt> was received.
The shift count will be lowered to 14.
Explanation A TCP segment with a window scale option specifying a shift count
that is larger than 14 was received. The shift count will be lowered to
14.
Gateway Action adjust
Recommended Action None.
Revision 1
Parameters shift_cnt
Chapter 2: Log Message Reference
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