Prestige 201 ISDN Access Router
Filter Configuration 6-9
Figure 6-7 Menu 21.1.1 - TCP/IP Filter Rule
The following table describes how to configure your TCP/IP filter rule.
Table 6-4 TCP/IP Filter Rule Menu Fields
Field Description Option
Active This field activates/deactivates the filter rule. Yes/No
IP Protocol Protocol refers to the upper layer protocol, e.g., TCP is 6,
UDP is 17 and ICMP is 1. This value must be between 0
and 255
0-255
IP Source Route
If Yes, the rule applies to packet with IP source route
option; else the packet must not have source route option.
The majority of IP packets do not have source route.
Yes/No
Destination: IP
Addr
Enter the destination IP Address of the packet you wish to
filter. This field is a don’t-care if it is 0.0.0.0.
IP address
Destination: IP
Mask
Enter the IP subnet mask to apply to the Destination: IP
Addr.
Subnet mask
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 a
don’t-care if it is 0.
0-65535
Destination: Port #
Comp
Select the comparison to apply to the destination port in
the packet against the value given in Destination: Port #.
None/Less/Greater/
Equal/Not Equal]
Menu 21.1.1 - TCP/IP Filter Rule
Filter #: 1,1
Filter Type= TCP/IP Filter Rule
Active= Yes
IP Protocol= 6 IP Source Route= No
Destination: IP Addr= 0.0.0.0
IP Mask= 0.0.0.0
Port #= 137
Port # Comp= Equal
Source: IP Addr= 0.0.0.0
IP Mask= 0.0.0.0
Port #= 0
Port # Comp= None
TCP Estab= No
More= No Log= None
Action Matched= Check Next Rule
Action Not Matched= Check Next Rule
Press ENTER to Confirm or ESC to Cancel:
Press Space Bar to Toggle.
