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P100IH ISDN Router
9-6 Filter Configuration
Abbreviations Description Display
Type Refers to the type of filter rule.
This shows GEN for generic, IP for
TCP/IP
[GEN] for Generic
[IP] for TCP/IP
Filter Rules The filter rule parameters will be
displayed here (see below).
M
Refers to More.
[Y] means an action can not yet be taken
as there are more rules to check, which
are concatenated with the present rule
to form a rule chain. When the rule chain
is complete an action can be taken.
[N] means you can now specify an action
to be taken i.e., forward the packet, drop
the packet or check the next rule. For the
latter, the next rule is independent of the
rule just checked.
If More is
Yes
, then
Action Matched
and
Action Not Matched
will be
N/A
[Y] means there are more rules to check.
[N] means there are no more rules to check.
m
Refers to
Action Matched
.
[F] means to forward the packet
immediately and skip checking the
remaining rules.
[F] means to forward the packet.
[D] means to drop the packet.
[N] means check the next rule.
n
Refers to
Action Not Matched.
[F] means to forward the packet
immediately and skip checking the
remaining rules.
[F] means to forward the packet.
[D] means to drop the packet.
[N] means check the next rule.
The protocol dependent filter rules abbreviation are listed as follows:
z
If the filter type is IP, the following abbreviations listed in the following table will be used.
Table 9-2 Abbreviations Used If Filter Type Is IP
Abbreviation Description
Pr Protocol
SA Source Address