ZyXEL P-2302R-P1C Instrukcja Użytkownika Pobierz pdf (Strona 24)

P2302R-P1C Support Notes

All contents Copyright  2007 ZyXEL Communications Corporation.

1. The outbound packet type (protocol & port number)

2. The source IP address

Generally, the outbound packets for Web service could be as following:

a. HTTP packet, TCP (06) protocol with port number 80

b. DNS packet, TCP (06) protocol with port number 53 or

c. DNS packet, UDP (17) protocol with port number 53

For all workstation on the LAN, the source IP address will be 0.0.0.0. Otherwise, you have to enter an IP

Address for the workstation you want to block. See the procedure for configuring this filter below.

o Create a filter set in Menu 21, e.g., set 1

o Create three filter rules in Menu 21.1.1, Menu 21.1.2, Menu 21.1.3

 Rule 1- block the HTTP packet, TCP (06) protocol with port number 80

 Rule 2- block the DNS packet, TCP (06) protocol with port number 53

 Rule 3- block the DNS packet, UDP (17) protocol with port number 53

o Apply the filter set in menu 4

1. Create a filter set in Menu 21

Menu 21 - Filter Set Configuration

Filter Filter

Set # Comments Set # Comments

------ ----------------- ------ -----------------

1 Web Request 7 _______________

2 _______________ 8 _______________

3 _______________ 9 _______________

4 _______________ 10 _______________

5 _______________ 11 _______________

6 _______________ 12 _______________

Enter Filter Set Number to Configure= 1

Edit Comments=

Press ENTER to Confirm or ESC to Cancel:

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ZyXEL P-2302R-P1C Instrukcja Użytkownika Strona 24