Chapter 19 Logs
AMG1202-T10A User’s Guide
196
readNetBIOSFilter: calloc
error
The router failed to allocate memory for the NetBIOS filter
settings.
WAN connection is down.
A WAN connection is down. You cannot access the network
through this interface.
Table 75
Access Control Logs
LOG MESSAGE
DESCRIPTION
Firewall default policy: [ TCP |
UDP | IGMP | ESP | GRE | OSPF ]
<Packet Direction>
Attempted TCP/UDP/IGMP/ESP/GRE/OSPF access
matched the default policy and was blocked or
forwarded according to the default policy’s setting.
Firewall rule [NOT] match:[ TCP
| UDP | IGMP | ESP | GRE | OSPF
] <Packet Direction>, <rule:%d>
Attempted TCP/UDP/IGMP/ESP/GRE/OSPF access
matched (or did not match) a configured firewall rule
(denoted by its number) and was blocked or forwarded
according to the rule.
Triangle route packet forwarded:
[ TCP | UDP | IGMP | ESP | GRE |
OSPF ]
The firewall allowed a triangle route session to pass
through.
Packet without a NAT table entry
blocked: [ TCP | UDP | IGMP |
ESP | GRE | OSPF ]
The router blocked a packet that didn't have a
corresponding NAT table entry.
Router sent blocked web site
message: TCP
The router sent a message to notify a user that the
router blocked access to a web site that the user
requested.
Table 76
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
Table 74
System Error Logs (continued)
LOG MESSAGE
DESCRIPTION
Содержание AMG1202-T10A
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Страница 26: ...Chapter 1 Introduction AMG1202 T10A User s Guide 26 ...
Страница 32: ...Chapter 2 The Web Configurator AMG1202 T10A User s Guide 32 ...
Страница 36: ...Chapter 3 Status Screens AMG1202 T10A User s Guide 36 ...
Страница 53: ...53 PART II Technical Reference ...
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Страница 84: ...Chapter 6 WAN Setup AMG1202 T10A User s Guide 84 ...
Страница 96: ...Chapter 7 LAN Setup AMG1202 T10A User s Guide 96 ...
Страница 126: ...Chapter 8 Wireless LAN AMG1202 T10A User s Guide 126 ...
Страница 142: ...Chapter 10 Firewall AMG1202 T10A User s Guide 142 ...
Страница 148: ...Chapter 11 Filters AMG1202 T10A User s Guide 148 ...
Страница 152: ...Chapter 12 Static Route AMG1202 T10A User s Guide 152 ...
Страница 158: ...Chapter 13 802 1Q 1P AMG1202 T10A User s Guide 158 ...
Страница 166: ...Chapter 14 Quality of Service QoS AMG1202 T10A User s Guide 166 ...
Страница 202: ...Chapter 19 Logs AMG1202 T10A User s Guide 202 ...
Страница 223: ...Chapter 23 Product Specifications AMG1202 T10A User s Guide 223 ...
Страница 224: ...Chapter 23 Product Specifications AMG1202 T10A User s Guide 224 ...
Страница 264: ...Appendix C Pop up Windows JavaScripts and Java Permissions AMG1202 T10A User s Guide 264 ...
Страница 278: ...Appendix D Wireless LANs AMG1202 T10A User s Guide 278 ...
Страница 286: ...Appendix F Legal Information AMG1202 T10A User s Guide 286 ...
Страница 294: ...Index AMG1202 T10A User s Guide 294 ...
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