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Setting/Setting Confirmation
237
Setting Item
Value
Remarks
Initial
Value
Packet Filter Entry
Edit
Up to 50 entries can be set for
each filtering point.
Entry No.
Number of entries.
IPv4 packet filter entries 1-37
are set in the initial state.
Although editing and deleting
is allowed, it is recommended
to use it as it is.
Not set
after 38.
Type
•
Permit: Allow IP packets that match the
current entry.
•
Drop: Discard IP packets that match the
current entry (silently discard).
•
Reject: Send an error message to the IP
packets that match the current entry.
・
TCP: TCP reset is sent
・
Except TCP: ICMP destination
unreachable is sent
Not set
Filter Type
•
Forward: For IP packets not addressed to
this product
•
Host: For IP packets addressed to this
product
Not set
Direction
•
in: For IP packets received by this product
•
out: For IP packets sent from this product
Not set
Protocol
•
All IP: All IP packets
•
ICMP
•
TCP
•
UDP
•
Other: IP packets other than the above
(Specify using the protocol number).
•
TCP FLAG: Select if to target only the TCP
packet of a specific flag among TCP
packets.
•
ICMP MESSAGE: Select if to target only
specific ICMP message among ICMP
packets.
Not set
Source IP
Address
•
Any: All IP addresses
•
Specific address: Specify a specific IP
address
Not set
Source Port
Number
•
Any: All port numbers
•
Specific port number: Specify a specific port
number
Not set
Destination IP
•
Any: All IP addresses
Not set