Prestige 645 ADSL Internet Access Router

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.

Figure 8-10 Menu 21.1.1 - TCP/IP Filter Rule

The following table describes how to configure your TCP/IP filter rule.

Table 8-5 TCP/IP Filter Rule Menu Fields

FIELD

DESCRIPTION

 

EXAMPLE

Active

Use Yes to activate and No to deactivate the filter rule.

 

Yes

IP Protocol

Protocol refers to the upper layer protocol, e.g., TCP is 6,

6

 

UDP is 17 and ICMP is 1. This value must be between 0

 

 

 

and 255

 

 

IP Source Route

IP source route is an optional header that dictates the

 

No

 

route an IP packet takes from its source to its destination.

 

 

 

If Yes, the rule applies to any packet with an IP source

 

 

 

route. The majority of IP packets do not have source route.

 

 

Destination: IP

Enter the destination IP Address of the packet you wish to

0.0.0.0

Addr

filter. This field is a don’t-care if it is 0.0.0.0.

 

 

Destination: IP

Enter the IP subnet mask to apply to the Destination: IP

255.255.255.1

Mask

Addr.

 

 

Destination: Port #

Enter the destination port of the packets that you wish to

1378

 

filter. The range of this field is 0 to 65535. This field is a

 

 

 

don’t-care if it is 0.

 

 

Destination: Port #

Select the comparison (either None, Less, Greater, Equal

 

Greater

Comp

or Not Equal) to apply to the destination port in the packet

 

 

 

against the value given in Destination: Port #.

 

 

8-10

Filter Configuration