Figure 8-12 Executing An Ip Filter - ZyXEL Communications Prestige 650ME User Manual

Adsl bridge
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into IP Filter
Filter Active?
Apply SrcAddrMask
to Src Addr
Check Src
IP Addr
Matched
Apply DestAddrMask
to Dest Addr
Check Dest
IP Addr
Matched
IP Protocol
Matched
Check Src &
Dest Port
Matched
Action Matched
Drop
Drop Packet
Filter Configuration
Packet
No
Yes
Not Matched
Not Matched
Check
Not Matched
Not Matched
More?
Yes
No
Check Next Rule
Forward

Figure 8-12 Executing an IP Filter

Check Next Rule
Check Next Rule
Prestige 650ME ADSL Bridge
Action Not Matched
Drop
Forward
Accept Packet
8-13

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