ZyXEL NBG-460N User Guide - Page 266

Table 99, Table 100

Page 266 highlights

Chapter 21 Logs Table 99 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) DESCRIPTION The firewall detected a TCP/UDP/IGMP/ESP/GRE/OSPF attack. The firewall detected an ICMP attack. For type and code details, see Table 105 on page 272. The firewall detected a TCP/UDP/IGMP/ESP/GRE/OSPF land attack. The firewall detected an ICMP land attack. For type and code details, see Table 105 on page 272. The firewall detected an IP spoofing attack on the WAN port. The firewall detected an ICMP IP spoofing attack on the WAN port. For type and code details, see Table 105 on page 272. The firewall detected an ICMP echo attack. For type and code details, see Table 105 on page 272. 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. For type and code details, see Table 105 on page 272. 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. For type and code details, see Table 105 on page 272. The firewall detected an ICMP traceroute attack. For type and code details, see Table 105 on page 272. 266 Table 100 IPSec Logs LOG MESSAGE Discard REPLAY packet Inbound packet authentication failed DESCRIPTION The router received and discarded a packet with an incorrect sequence number. The router received a packet that has been altered. A third party may have altered or tampered with the packet. NBG-460N User's Guide

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Chapter 21 Logs
NBG-460N User’s Guide
266
Table 99
Attack Logs
LOG MESSAGE
DESCRIPTION
attack [TCP | UDP | IGMP
| ESP | GRE | OSPF]
The firewall detected a TCP/UDP/IGMP/ESP/GRE/OSPF
attack.
attack ICMP (type:%d,
code:%d)
The firewall detected an ICMP attack. For type and code
details, see
Table 105 on page 272
.
land [TCP | UDP | IGMP |
ESP | GRE | OSPF]
The firewall detected a TCP/UDP/IGMP/ESP/GRE/OSPF
land attack.
land ICMP (type:%d,
code:%d)
The firewall detected an ICMP land attack. For type and
code details, see
Table 105 on page 272
.
ip spoofing - WAN [TCP |
UDP | IGMP | ESP | GRE |
OSPF]
The firewall detected an IP spoofing attack on the WAN
port.
ip spoofing - WAN ICMP
(type:%d, code:%d)
The firewall detected an ICMP IP spoofing attack on the
WAN port. For type and code details, see
Table 105 on
page 272
.
icmp echo: ICMP (type:%d,
code:%d)
The firewall detected an ICMP echo attack. For type and
code details, see
Table 105 on page 272
.
syn flood TCP
The firewall detected a TCP syn flood attack.
ports scan TCP
The firewall detected a TCP port scan attack.
teardrop TCP
The firewall detected a TCP teardrop attack.
teardrop UDP
The firewall detected an UDP teardrop attack.
teardrop ICMP (type:%d,
code:%d)
The firewall detected an ICMP teardrop attack. For type
and code details, see
Table 105 on page 272
.
illegal command TCP
The firewall detected a TCP illegal command attack.
NetBIOS TCP
The firewall detected a TCP NetBIOS attack.
ip spoofing - no routing
entry [TCP | UDP | IGMP |
ESP | GRE | OSPF]
The firewall classified a packet with no source routing
entry as an IP spoofing attack.
ip spoofing - no routing
entry ICMP (type:%d,
code:%d)
The firewall classified an ICMP packet with no source
routing entry as an IP spoofing attack.
vulnerability ICMP
(type:%d, code:%d)
The firewall detected an ICMP vulnerability attack. For
type and code details, see
Table 105 on page 272
.
traceroute ICMP (type:%d,
code:%d)
The firewall detected an ICMP traceroute attack. For type
and code details, see
Table 105 on page 272
.
Table 100
IPSec Logs
LOG MESSAGE
DESCRIPTION
Discard REPLAY packet
The router received and discarded a packet with an
incorrect sequence number.
Inbound packet
authentication failed
The router received a packet that has been altered. A third
party may have altered or tampered with the packet.