User Instruction Manual
63
User can change the IP and MAC address
UPNP(universal plug and play) it is a common name for a group of protocols, in simple
words, UPNP is equal to automatic port mapping.
If it needs to map the ports in the LAN,such as WEB map port, video map port, alarm
map port, and phone map port, then default UPNP is activated. The port Number can
be set according to the requirement. The recommended port number is from 1024 to
65500.
Port mapping is actually one of the NAT address translation. Its function is to translate
the public network address to the private address. The ADSL broadband router using
routing mode has a dynamic or fixed network IP. The ADSL router is directly connected
to the HUB or switching equipment and all the computers are in the internet sharing
mode.
Listen Port: in the LAN, if the default using ports of the device are banned by some
routers or required to be use by other equipment. E.g. Port 80, port 8000, port 9000 ect.,
Summary of Contents for i Alarm DVR
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