User`s guide

Chapter 11 Packet Filter
P-660HN-Fx User’s Guide
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Figure 103 Security > Packet Filter > Edit (Protocol Filter) > Edit Rule
The following table describes the labels in this screen.
Table 63 Security > Packet Filter > Edit (Protocol Filter) > Edit Rule
LABEL DESCRIPTION
Active Select the check box to enable the filter rule.
Protocol Select ICMP, TCP or UDP for the upper layer protocol.
IP Source Route Select the check box to apply the filter rule to packets with an IP source route
option. The majority of IP packets do not have source route.
Destination
Address
Enter the destination IP address of the packet you wish to filter. This field is ignored
if it is 0.0.0.0.
Destination
Subnet Netmask
Enter the IP subnet mask for the destination IP address.
Destination Port Enter the destination port of the packets that you wish to filter. The range of this
field is 0 to 65535. This field is ignored if it is 0.
Port Compare Select the comparison to apply to the destination port in the packet against the
value given in the Destination Port field.
Options are None, Equal, Not Equal, Less and Greater.
Source Address Enter the source IP address of the packet you wish to filter. This field is ignored if it
is 0.0.0.0.
Source Subnet
Netmask
Enter the IP subnet mask for the source IP address
Source Port Enter the source port of the packets that you wish to filter. The range of this field is
0 to 65535. This field is ignored if it is 0.
Port Compare Select the comparison to apply to the source port in the packet against the value
given in the Source Port field.
Options are None, Equal, Not Equal, Less and Greater.
TCP Estab This field is only available when you select TCP in the Protocol field.
Select Yes to have the rule match packets that want to establish a TCP connection.
This field is ignored if you select No.