ZyXEL Communications ZyWALL 2 Plus - Manual (Page 432)

Chapter 25 Logs Screens
ZyWALL 2 Plus User’s Guide
432
Table 141 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.
Dial Backup starts Dial backup started working.
Dial Backup ends Dial backup stopped working.
DHCP Server cannot assign
the static IP %S (out of
range). The LAN subnet, LAN alias 1, or LAN alias 2 was changed and
the specified static DHCP IP addresses are no longer valid.
The DHCP static IP %s is
conflict. The static DHCP IP address conflicts with another host.
SMTP fail (%s) The device failed to send an e-mail (error message included).
SMTP authentication fail
(%s) The device failed to authenticate with the SMTP server (error
message included).
Table 142 Access Control Logs
LOG MESSAGE DESCRIPTION
Firewall default policy: [ TCP |
UDP | IGMP | ESP | GRE | OSPF ]
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
] , 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.