Table 285 Attack Logs - ZyXEL Communications Internet Security Appliance ZyWALL5UTM 4.0 User Manual

Table 284 Content Filtering Logs (continued)
LOG MESSAGE
Connecting to content
filter server fail
License key is invalid The external content filtering license key is invalid.
For type and code details, see

Table 285 Attack Logs

LOG MESSAGE
attack [ TCP | UDP | IGMP
| ESP | GRE | OSPF ]
attack ICMP (type:%d,
code:%d)
land [ TCP | UDP | IGMP |
ESP | GRE | OSPF ]
land ICMP (type:%d,
code:%d)
ip spoofing - WAN [ TCP |
UDP | IGMP | ESP | GRE |
OSPF ]
ip spoofing - WAN ICMP
(type:%d, code:%d)
icmp echo : ICMP
(type:%d, code:%d)
syn flood TCP
ports scan TCP
teardrop TCP
teardrop UDP
teardrop ICMP (type:%d,
code:%d)
illegal command TCP
NetBIOS TCP
ip spoofing - no routing
entry [ TCP | UDP | IGMP |
ESP | GRE | OSPF ]
ip spoofing - no routing
entry ICMP (type:%d,
code:%d)
vulnerability ICMP
(type:%d, code:%d)
traceroute ICMP (type:%d,
code:%d)
ports scan UDP
Appendix S Log Descriptions
DESCRIPTION
The connection to the external content filtering server failed.
Table 294 on page 785.
DESCRIPTION
The firewall detected a TCP/UDP/IGMP/ESP/GRE/OSPF attack.
The firewall detected an ICMP attack.
The firewall detected a TCP/UDP/IGMP/ESP/GRE/OSPF land
attack.
The firewall detected an ICMP land attack.
The firewall detected an IP spoofing attack on the WAN port.
The firewall detected an ICMP IP spoofing attack on the WAN port.
The firewall detected an ICMP echo attack.
The firewall detected a TCP syn flood attack.
The firewall detected a TCP port scan attack.
The firewall detected a TCP teardrop attack.
The firewall detected an UDP teardrop attack.
The firewall detected an ICMP teardrop attack.
The firewall detected a TCP illegal command attack.
The firewall detected a TCP NetBIOS attack.
The firewall classified a packet with no source routing entry as an
IP spoofing attack.
The firewall classified an ICMP packet with no source routing entry
as an IP spoofing attack.
The firewall detected an ICMP vulnerability attack.
The firewall detected an ICMP traceroute attack.
The firewall detected a UDP port scan attack.
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