P-870HN-51b Support Notes
All contents copyright (c) 2009 ZyXEL Communications Corporation.
Port Forwarding Configuration
a.
Create a port forwarding rule for the FTP server.
1.
Go to
Network > NAT > Port Forwarding.
2.
Select the
Service Name
, e.g. “FTP”.
3.
Select the
WAN Interface
, e.g. “IPTV/ptm0_1”.
4.
Enter the
Server IP Address
, e.g. “192.168.1.33”.
5.
Enter the
External port Start
, e.g. “21”.
6.
Enter the
External port End
, e.g. “21”.
7.
Enter the
Internal port Start
, e.g. “999”.
8.
Enter the
Internal port End
, e.g. “999”.
9.
Select the
Protocol
, e.g. “TCP”.
10.
Click
Add.
A warning message as followed will pop up:
This phenomenon is normal, because the CPE itself can be accessed by the FTP,
which the port is also 21. Since we are creating a new rule using port 21, the default
