Filter Example

A filter for blocking a specific client


Configuration

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

                       Menu 21 - Filter Set Configuration

     Filter                               Filter
     Set #        Comments                Set #        Comments
     ------  -----------------            ------  -----------------
       1       Block a client               7      _______________
       2      _______________               8      _______________
       3      _______________               9      _______________
       4      _______________              10      _______________
       5      _______________              11      _______________
       6      _______________              12      _______________
 
 

                    Enter Filter Set Number to Configure= 0

                    Edit Comments=

                    Press ENTER to Confirm or ESC to Cancel:
 

2. One rule for blocking all packets from this client


                         Menu 21.1.1 - TCP/IP Filter Rule

                    Filter #: 1,1
                    Filter Type= TCP/IP Filter Rule
                    Active= Yes
                    IP Protocol= 0     IP Source Route= No
                    Destination: IP Addr= 0.0.0.0
                                 IP Mask= 0.0.0.0
                                 Port #=
                                 Port # Comp= None
                         Source: IP Addr= 192.168.1.5
                                 IP Mask= 255.255.255.255
                                 Port #=
                                 Port # Comp= None
                    TCP Estab= N/A
                    More= No           Log= None
                    Action Matched= Drop
                    Action Not Matched= Forward

                    Press ENTER to Confirm or ESC to Cancel:
 

Key Settings:

Source IP addr................Enter the client IP in this field
IP Mask..........................here the IP mask is used to mask the bits of the IP address given in the 'Source IP Addr=' field, for
                                       one workstation it is 255.255.255.255.
Action Matched...............Set to 'Drop' to drop all the packets from this client
Action Not Matched........Set to 'Forward' to allow the packets from other clients

3. Apply the filter set number '1' in the 'Output Protocol Filter Set' field of SMT menu 11.5 for activating it.


                   Menu 11.5 - Remote Node Filter

                    Input Filter Sets:
                      protocol filters=
                        device filters=
                    Output Filter Sets:
                      protocol filters=

                        device filters=
                    Call Filter Sets:
                      protocol filters=
                        device filters=

 

                    Press ENTER to Confirm or ESC to Cancel:
 

After this filter set is applied to this field, the client (192.168.1.5) will not be allowed to access the Internet.
     


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