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Setting/Setting Confirmation
151
Setting Item
Value
Remarks
Initial Value
IPv4 Packet Filter
Entry Edit
Up to 50 entries can be set
for each filter point.
Entry No.
Input the entry number
Set IPv4 packet filter
entry 1 in the initial state.
Though editing and
deleting is allowed, it is
recommended to use it as
it is.
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 packet
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 when targeting only TCP packets
of a specific flag among TCP packets.
•
ICMP MESSAGE: Select when targeting 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
Address
•
Any: All IP addresses
•
Specific address: Specify a specific IP address
Not set
Destination
Port Number
•
Any: All port numbers
•
Specific port number: Specify a specific port
number
Not set
