Konig Electronic WLAN router 300 Mbps - Manual (Page 33)

(1.2.3.100-1.2.3.119) Remote hosts can do everything except read net news (port 119) and transfer files via
FTP (port 21) behind Router Server.
Others are all allowed.
After Inbound Packet Filter setting is configured, click the save button.
Outbound Filter:
To enable Outbound Packet Filter click the check box next to Enable in the Outbound Packet Filter field.
Example 1:
Router LAN IP is 192.168.12.254
(192.168.12.100-192.168.12.149) Located hosts are only allowed to send mail (port 25), receive mail (port
110), and browse Internet (port 80); port 53 (DNS) is necessary to resolve the domain name.
(192.168.12.10-192.168.12.20) Located hosts can do everything (block nothing)
Others are all blocked.
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