Default Severity
Log Message
TCP sequence number <seqno> is not in the acceptable range
<accstart>-<accend>. Dropping
Explanation
A TCP segment with an unacceptable sequence number was
received. The packet will be dropped.
Gateway Action
drop
Recommended Action
None.
Revision
1
Parameters
seqno
accstart
accend
Context Parameters
Rule Name
Connection
Packet Buffer
2.57.17. tcp_recv_windows_drained (ID: 03300022)
Default Severity
Log Message
Out
of
large
TCP
receive
windows.
Maximum
windows:
<max_windows>. Triggered <num_events> times last 10 seconds.
Explanation
The TCP stack could not accept incomming data since it has run out
of
large
TCP
receive
windows.
This
event
was
triggered
[num_events] times during the last 10 seconds.
Gateway Action
close
Recommended Action
If the system is configured to use TCP based ALGs, increase the
amount of maximum sessions parameter on the associated service.
Revision
1
Parameters
max_windows
[num_events]
2.57.18. tcp_snd_windows_drained (ID: 03300023)
Default Severity
Log Message
Out
of
large
TCP
send
windows.
Maximum
windows:
<max_windows>. Triggered <num_events> times last 10 seconds.
Explanation
The TCP stack could not send data since it has run out of large TCP
send windows. This event was triggered [num_events] times during
the last 10 seconds.
Gateway Action
close
Chapter 2: Log Message Reference
598
Содержание NetDefend DFL-260E
Страница 32: ...List of Tables 1 Abbreviations 35 32...
Страница 33: ...List of Examples 1 Log Message Parameters 34 2 Conditional Log Message Parameters 34 33...
Страница 42: ...routemetric Route metric cost Chapter 1 Introduction 42...
Страница 44: ...Chapter 1 Introduction 44...
Страница 216: ...Rule Information Connection Chapter 2 Log Message Reference 216...
Страница 233: ...Revision 1 Parameters gateway_ip Context Parameters Rule Name Packet Buffer Chapter 2 Log Message Reference 233...
Страница 243: ...client_ip Context Parameters Rule Name Packet Buffer Chapter 2 Log Message Reference 243...
Страница 258: ...Revision 1 Context Parameters Dynamic Route Rule Name Route Chapter 2 Log Message Reference 258...
Страница 306: ...Recommended Action None Revision 1 Parameters iface linkspeed duplex Chapter 2 Log Message Reference 306...
Страница 444: ...Recommended Action None Revision 1 Context Parameters Rule Name Chapter 2 Log Message Reference 444...
Страница 556: ...logger Chapter 2 Log Message Reference 556...
Страница 613: ...Parameters location Chapter 2 Log Message Reference 613...
Страница 651: ...Chapter 2 Log Message Reference 651...
Страница 652: ...Chapter 2 Log Message Reference 652...