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ZyWALL 2 and ZyWALL 2WE
78 Log Descriptions
Chart Q-6 Access Logs
LOG MESSAGE DESCRIPTION
Firewall sent TCP
reset packets
The firewall sent out TCP reset packets.
Packet without a NAT
table entry blocked
The router blocked a packet that did not have a corresponding
SUA/NAT table entry.
Out of order TCP
handshake packet
blocked
The router blocked a TCP handshake packet that came out of the
proper order
Drop unsupported/out-
of-order ICMP
The ZyWALL generates this log after it drops an ICMP packet due to
one of the following two reasons:
1. The ZyWALL does not support the ICMP packet's protocol.
2. The ICMP packet is an echo reply for which there was no
corresponding echo request.
Router sent ICMP
response packet
(type:%d, code:%d)
The router sent an ICMP response packet. This packet automatically
bypasses the firewall. See the section on ICMP messages for type
and code details.
Chart Q-7 ACL Setting Notes
ACL SET
NUMBER
DIRECTION DESCRIPTION
1
LAN to WAN ACL set 1 for packets traveling from the LAN to the WAN.
2
WAN to LAN ACL set 2 for packets traveling from the WAN to the LAN.
7
LAN to
LAN/ZyWALL
ACL set 7 for packets traveling from the LAN to the LAN or the
ZyWALL.
8
WAN to
WAN/ZyWALL
ACL set 8 for packets traveling from the WAN to the WAN or the
ZyWALL.
Chart Q-8 ICMP Notes
TYPE CODE DESCRIPTION