ZyXEL Communications P-660HWP-Dx, Support Notes, Page: 13 / 134

P-660HWP-Dx Support Notes
All contents copyright © 2007 ZyXEL Communications Corporation.
12

Deny bounce back packet

Allow packets that originate from us
Filter rule setup:

Filter Type =TCP/IP Filter Rule

Active =Yes

Destination IP Addr =a.b.c.d

Destination IP Mask =w.x.y.z

Action Matched =Drop

Action No Matched =Forward
Where a.b.c.d is an IP address on your local network and w.x.y.z is your
netmask.