TRENDnet TDM-C400, Руководство пользователя

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TDM-E400 / TDM-C400 ADSL2+ Ethernet Modem Router User’s Manual
146
Field Description
ICMP Code Specifies whether the value in the code field
in ICMP packet headers will be used as
criteria. The code value can be any decimal
value from 0-255. You can specify that the
value must equal (
eq ) or not equal ( neq ) the
specified value, or you can select any to
enable the rule to be invoked on all ICMP
packets. This field will be dimmed
(unavailable for entry) unless you specify
ICMP as the protocol.
IP Frag Pkt Determines how the rule applies to IP
packets that contain fragments. You can
choose from the following options:
o
Yes : The rule will be applied only to
packets that contain fragments.
o
No : The rule will be applied only to
packets that do not contain fragments.
o
Ignore : (Default) The rule will be applied
to packets whether or not they contain
fragments, assuming that they match the
other criteria.
IP Option Pkt Determines whether the rule should apply to
IP packets that have options specified in their
packet headers.
o
Yes: The rule will be applied only to
packets that contain header options.
o
No: The rule will be applied only to
packets that do not contain header
options.
o
Ignore: (Default) The rule will be applied
to packets whether or not they contain
header options, assuming that they
match the other criteria.
Packet Size
Specifies that the IP filter rule will take affect
only on packets whose size in bytes matches
this criterion. (
lt = less than, gt = greater than,
lteq = less than or equal to, etc.)
TOD Rule Status The Time of Day Rule Status determines
how the Start Time/End Time settings are
used.
o
Enable: (Default) The rule is in effect for
the specified time period.
o
Disable: The rule is not in effect for the
specified time period, but is effective at
all other times.