Справочник Пользователя для Netopia PN Series
7-12
Reference Guide
Other filter attributes
There are three other attributes to each filter:
■
The filter’s order (i.e., priority) in the filter set
■
Whether the filter is currently active
■
Whether the filter is set to pass (forward) packets or to block
(discard) packets
(discard) packets
Putting the parts together
When you display a filter set, its filters are displayed as rows in a
table:
table:
+-#---Source IP Addr---Dest IP Addr----Proto-Src.Port-D.Port--On?-Fwd-+
| 1 192.211.211.17 0.0.0.0 TCP 0 23 Yes No |
| |
| |
| |
| |
+--------------------------------------------------------------------+
The table’s columns correspond to each filter’s attributes:
#: The filter’s priority in the set. Filter number 1, with the highest
priority, is first in the table.
priority, is first in the table.
Source IP Addr: The packet source IP address to match.
Dest IP Addr: The packet destination IP address to match.
Proto: The protocol to match. This can be entered as a number (see
the table below) or as TCP or UDP if using those protocols.
the table below) or as TCP or UDP if using those protocols.
Protocol
Number to use
Full name
N/A
0
Ignores protocol type
ICMP
1
Internet Control Message Protocol
TCP
6
Transmission Control Protocol
UDP
17
User Datagram Protocol