P-2608HWL-Dx Series User’s Guide
Appendix G Log Descriptions
405
For type and code details, see
.
Table 163
TCP Reset Logs
LOG MESSAGE
DESCRIPTION
Under SYN flood attack,
sent TCP RST
The router sent a TCP reset packet when a host was under a SYN
flood attack (the TCP incomplete count is per destination host.)
Exceed TCP MAX
incomplete, sent TCP RST
The router sent a TCP reset packet when the number of TCP
incomplete connections exceeded the user configured threshold.
(the TCP incomplete count is per destination host.) Note: Refer to
TCP Maximum Incomplete
in the
Firewall Attack Alerts
screen.
Peer TCP state out of
order, sent TCP RST
The router sent a TCP reset packet when a TCP connection state
was out of order.Note: The firewall refers to RFC793 Figure 6 to
check the TCP state.
Firewall session time
out, sent TCP RST
The router sent a TCP reset packet when a dynamic firewall
session timed out.Default timeout values:ICMP idle timeout (s):
60UDP idle timeout (s): 60TCP connection (three way
handshaking) timeout (s): 30TCP FIN-wait timeout (s): 60TCP idle
(established) timeout (s): 3600
Exceed MAX incomplete,
sent TCP RST
The router sent a TCP reset packet when the number of
incomplete connections (TCP and UDP) exceeded the user-
configured threshold. (Incomplete count is for all TCP and UDP
connections through the firewall.)Note: When the number of
incomplete connections (TCP + UDP) > “Maximum Incomplete
High”, the router sends TCP RST packets for TCP connections
and destroys TOS (firewall dynamic sessions) until incomplete
connections < “Maximum Incomplete Low”.
Access block, sent TCP
RST
The router sends a TCP RST packet and generates this log if you
turn on the firewall TCP reset mechanism (via CI command: "sys
firewall tcprst").
Table 164
Packet Filter Logs
LOG MESSAGE
DESCRIPTION
[ TCP | UDP | ICMP | IGMP |
Generic ] packet filter
matched (set: %d, rule: %d)
Attempted access matched a configured filter rule (denoted by
its set and rule number) and was blocked or forwarded
according to the rule.
Table 165
ICMP Logs
LOG MESSAGE
DESCRIPTION
Firewall default policy: ICMP
<Packet Direction>, <type:%d>,
<code:%d>
ICMP access matched the default policy and was blocked
or forwarded according to the user's setting.
Firewall rule [NOT] match: ICMP
<Packet Direction>, <rule:%d>,
<type:%d>, <code:%d>
ICMP access matched (or didn’t match) a firewall rule
(denoted by its number) and was blocked or forwarded
according to the rule.
Содержание P-2608HWL-D1
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Страница 7: ...P 2608HWL Dx Series User s Guide Safety Warnings 7 This product is recyclable Dispose of it properly ...
Страница 24: ...P 2608HWL Dx Series User s Guide 24 Table of Contents ...
Страница 32: ...P 2608HWL Dx Series User s Guide 32 List of Figures ...
Страница 38: ...P 2608HWL Dx Series User s Guide 38 List of Tables ...
Страница 44: ...P 2608HWL Dx Series User s Guide 44 Chapter 1 Getting To Know the ZyXEL Device ...
Страница 66: ...P 2608HWL Dx Series User s Guide 66 Chapter 3 Internet and Wireless Setup Wizard ...
Страница 72: ...P 2608HWL Dx Series User s Guide 72 Chapter 4 VoIP Wizard And Example ...
Страница 78: ...P 2608HWL Dx Series User s Guide 78 Chapter 5 Bandwidth Management Wizard ...
Страница 88: ...P 2608HWL Dx Series User s Guide 88 Chapter 6 Status Screens ...
Страница 118: ...P 2608HWL Dx Series User s Guide 118 Chapter 8 LAN Setup ...
Страница 138: ...P 2608HWL Dx Series User s Guide 138 Chapter 9 Wireless LAN ...
Страница 166: ...P 2608HWL Dx Series User s Guide 166 Chapter 11 SIP ...
Страница 176: ...P 2608HWL Dx Series User s Guide 176 Chapter 12 Phone ...
Страница 184: ...P 2608HWL Dx Series User s Guide 184 Chapter 13 Phone Book ...
Страница 206: ...P 2608HWL Dx Series User s Guide 206 Chapter 16 Firewall Configuration Figure 107 Firewall Edit Rule ...
Страница 220: ...P 2608HWL Dx Series User s Guide 220 Chapter 17 Content Filtering ...
Страница 257: ...P 2608HWL Dx Series User s Guide Chapter 19 Certificates 257 Figure 138 My Certificate Details ...
Страница 268: ...P 2608HWL Dx Series User s Guide 268 Chapter 19 Certificates Figure 146 Trusted Remote Host Details ...
Страница 276: ...P 2608HWL Dx Series User s Guide 276 Chapter 20 Static Route ...
Страница 288: ...P 2608HWL Dx Series User s Guide 288 Chapter 21 Bandwidth Management ...
Страница 292: ...P 2608HWL Dx Series User s Guide 292 Chapter 22 Dynamic DNS Setup ...
Страница 306: ...P 2608HWL Dx Series User s Guide 306 Chapter 23 Remote Management Configuration ...
Страница 318: ...P 2608HWL Dx Series User s Guide 318 Chapter 24 Universal Plug and Play UPnP ...
Страница 324: ...P 2608HWL Dx Series User s Guide 324 Chapter 25 System ...
Страница 344: ...P 2608HWL Dx Series User s Guide 344 Chapter 27 Tools ...
Страница 348: ...P 2608HWL Dx Series User s Guide 348 Chapter 28 Diagnostic ...
Страница 360: ...P 2608HWL Dx Series User s Guide 360 Chapter 29 Troubleshooting ...
Страница 378: ...P 2608HWL Dx Series User s Guide 378 Appendix B Setting up Your Computer s IP Address ...
Страница 402: ...P 2608HWL Dx Series User s Guide 402 Appendix F Triangle Route ...
Страница 440: ...P 2608HWL Dx Series User s Guide 440 Appendix H Internal SPTGEN ...