
Context Parameters
Rule Name
Connection
Packet Buffer
2.42.17. tcp_recv_windows_drained (ID: 03300022)
Default Severity
CRITICAL
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]
2.42.18. tcp_snd_windows_drained (ID: 03300023)
Default Severity
CRITICAL
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
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]
2.42.19. tcp_get_freesocket_failed (ID: 03300024)
Default Severity
WARNING
Log Message
System was not able to get a free socket. Triggered <num_events>
times last 10 seconds.
Explanation
The TCP stack could not get a free socket. This event was triggered
[num_events] times during the last 10 seconds.
2.42.17. tcp_recv_windows_drained
(ID: 03300022)
Chapter 2. Log Message Reference
430
Содержание DFL- 860
Страница 25: ...List of Tables 1 Abbreviations 28 25 ...
Страница 26: ...List of Examples 1 Log Message Parameters 27 2 Conditional Log Message Parameters 27 26 ...
Страница 36: ...1 3 Severity levels Chapter 1 Introduction 36 ...
Страница 156: ...Recommended Action None Revision 1 2 5 7 unsynced_databases ID 05000008 Chapter 2 Log Message Reference 156 ...
Страница 173: ...Context Parameters Packet Buffer 2 9 14 route_collision ID 00700015 Chapter 2 Log Message Reference 173 ...
Страница 195: ...2 12 6 route_removed ID 01100006 Chapter 2 Log Message Reference 195 ...
Страница 240: ...Revision 1 Parameters iface linkspeed duplex 2 20 3 ifacemon_status_bad ID 03900004 Chapter 2 Log Message Reference 240 ...
Страница 309: ...Context Parameters Rule Name Packet Buffer 2 24 3 ip_rsv_flag_set ID 01600003 Chapter 2 Log Message Reference 309 ...
Страница 409: ...2 40 19 scp_failed_not_admin ID 04704000 Chapter 2 Log Message Reference 409 ...
Страница 476: ...2 49 14 zd_block ID 03800014 Chapter 2 Log Message Reference 476 ...