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Chapter 19 The Logs Screens
User’s Guide
234
Connect to NTP server fail
The device was not able to connect to the NTP server.
Too large ICMP packet has
been dropped
The device dropped an ICMP packet that was too
large.
Configuration Change: PC =
0x%x, Task ID = 0x%x
The device is saving configuration changes.
Table 97
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.
Exceed maximum sessions per host
(%d).
The device blocked a session because the host's
connections exceeded the maximum sessions per
host.
Firewall allowed a packet that
matched a NAT session: [ TCP |
UDP ]
A packet from the WAN (TCP or UDP) matched a
cone NAT session and the device forwarded it to
the LAN.
Table 98
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.)
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.
Table 96
System Maintenance Logs (continued)
LOG MESSAGE
DESCRIPTION
Содержание MAX-306
Страница 2: ......
Страница 8: ...Safety Warnings User s Guide 8...
Страница 10: ...Contents Overview User s Guide 10...
Страница 30: ...30...
Страница 36: ...Chapter 1 Getting Started User s Guide 36...
Страница 46: ...Chapter 2 Introducing the Web Configurator User s Guide 46...
Страница 64: ...Chapter 4 VoIP Connection Wizard User s Guide 64...
Страница 65: ...65 PART II Basic Screens The Main Screen 40 The Setup Screens 67...
Страница 66: ...66...
Страница 74: ...74...
Страница 88: ...Chapter 6 The LAN Configuration Screens User s Guide 88...
Страница 112: ...Chapter 8 The Wi Fi Configuration Screens User s Guide 112...
Страница 134: ...Chapter 10 The NAT Configuration Screens User s Guide 134...
Страница 145: ...145 PART IV Voice Screens The Service Configuration Screens 147 The Phone Screens 165 The Phone Book Screens 175...
Страница 146: ...146...
Страница 164: ...Chapter 12 The Service Configuration Screens User s Guide 164...
Страница 180: ...Chapter 14 The Phone Book Screens User s Guide 180...
Страница 182: ...182...
Страница 202: ...Chapter 15 The Certificates Screens User s Guide 202...
Страница 212: ...Chapter 16 The Firewall Screens User s Guide 212...
Страница 226: ...Chapter 18 The Remote Management Screens User s Guide 226...
Страница 242: ...Chapter 19 The Logs Screens User s Guide 242...
Страница 252: ...Chapter 20 The UPnP Screen User s Guide 252...
Страница 265: ...265 PART VI Troubleshooting and Specifications Troubleshooting 267 Product Specifications 275...
Страница 266: ...266...
Страница 274: ...Chapter 22 Troubleshooting User s Guide 274...
Страница 278: ...278...
Страница 310: ...Appendix B Setting Up Your Computer s IP Address User s Guide 310...
Страница 336: ...Appendix D Pop up Windows JavaScripts and Java Permissions User s Guide 336...
Страница 380: ...Appendix F Importing Certificates User s Guide 380...
Страница 382: ...Appendix G SIP Passthrough User s Guide 382...
Страница 398: ...Appendix J Customer Support User s Guide 398...
Страница 405: ...Index User s Guide 405...