Verizon MI424-WR User Manual page 121

Firewall rules were changed
•
• Firewall status changed
the vice versa, as specified in the event type description.
First packet in connection is not a SYN packet
•
due to a TCP connection that started without a SYN packet.
• Fragmented packet
Fragmented packet, bad align
•
defragmentation, the packet was badly aligned.
• Fragmented packet, header too big
after defragmentation, the header was too big.
• Fragmented packet, header too small
because, after defragmentation, the header was too small.
Fragmented packet, no memory
•
because there is no memory for fragments.
• Fragmented packet, overlapped
defragmentation, there were overlapping fragments.
Fragmented packet, packet exceeds
•
after defragmentation, the packet exceeded.
• Fragmented packet, packet too big
after defragmentation, the packet was too big.
FTP port request to 3rd party is forbidden (Possible bounce attack)
•
a packet has been blocked.
• ICMP Flood Protection
ICMP (Internet Control Message Protocol) flood.
ICMP protection
•
• ICMP redirect protection
ICMP replay
• - an ICMP replay message has been blocked.
• IGMP packet - an IGMP packet has been accepted.
- the firewall rule set has been modified.
- the firewall changed status from up to down or
- a fragment has been rejected.
- a packet has been blocked because, after
- a fragmented packet has been blocked
- a packet has been blocked because, after
- a packet has been blocked, stopping an
- a broadcast ICMP message has been blocked.
- an ICMP redirected message has been blocked.
121
FiOS Router User Manual
- a packet has been blocked
- a packet has been blocked because,
- a packet has been blocked
- a packet has been blocked because,
- a packet has been blocked because,
-
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