ZyXEL Communications Internet Security Gateway ZyWALL 100, User Manual

Page: 659 / 708

ZyWALL Series Internet Security Gateway
Log Descriptions S-3
Chart S-2 System Error Logs
LOG MESSAGE DESCRIPTION
%s exceeds the max.
number of session per
host!
This attempt to create a NAT session exceeds the maximum number of
NAT session table entries allowed to be created per host.
setNetBIOSFilter: calloc error
The router failed to allocate memory for the NetBIOS filter
settings.
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.
Chart S-3 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.