Asus CX200 - Manual (Page 22)

ASUS CX200 Internet Camera
Secondary DNS Server IP
Use this to set ASUS Mimic CX200 Secondary DNS Server IP address.
ASUS Mimic CX200 will use the Secondary DNS Server IP address if the
Primary DNS Server IP address is not working.
ASUS Mimic CX200 DNS Server IP
iii. Port Number
HTTP Port Number
This determines the LAN port from which the webpage is accessible thru
your Router. By default the LAN port number is 80.
If this port is changed, say to 82, then http://xxx.xxx.xxx.xxx:82 (where
xxx.xxx.xxx.xxx is iCAMView LAN IP address as shown on the LCD) must
be used in order to access ASUS Mimic CX200 web interface in LAN.
Communication to Camera Port Number
This determines the LAN port from which the video image is streamed
thru your Router. By default the LAN port number is 9001.
ASUS Mimic CX200 Port Settings