Figure 174 Executing An Ip Filter - ZyXEL Communications Prestige 2602R Series User Manual

Prestige 2602R Series User's Guide
Table 96 Menu 21.1.x.x TCP/IP Filter Rule (continued)
FIELD
Action Not
Matched
When you have completed this menu, press [ENTER] at the prompt "
or ESC to Cancel:
The following figure illustrates the logic flow of an IP filter.

Figure 174 Executing an IP Filter

Packet
into IP Filter
Filter Active?
Yes
Apply SrcAddrMask
to Src Addr
Check Src
IP Addr
Matched
Apply DestAddrMask
to Dest Addr
Check Dest
IP Addr
Matched
Check
IP Protocol
Matched
Check Src &
Dest Port
Matched
More?
No
Action Matched
Drop
Drop Packet
292
DESCRIPTION
Select the action for a packet not matching the rule. Choices are Check Next Rule,
Forward or Drop.
" to save your configuration, or press [ESC] at any time to cancel.
No
Not Matched
Not Matched
Not Matched
Not Matched
Yes
Check Next Rule
Check Next Rule
Forward
Check Next Rule
Press ENTER to Confirm
Action Not Matched
Drop Forward
Accept Packet
Chapter 30 Filter Configuration