Hi Sharp Digital video recorder User Manual page 28

DDNS(DYNAMIC DNS)
ENABLE
Select if you want DDNS
This is under the situation of Dynamic IP
Network.
SERVER
Select DDNS server
EZDDNS : Specialized DDNS server operated by server
DYNDNS: DDNS common server
In order to use DDNS service
Account & HOSTNAME should be registered in the server first.
HOSTNAME
User name of IP ADDRESS ON Dynamic IP circumstance.
It is the same name as registered on DDNS server.
USERNAME / PASSWORD
Type the user name & pas word registered on DDNS service.
ROUTER
Check if NETWORK is through ROUTER or IP sharer .
Recommended to use EZDDNS Server rather than DYNDNS as DYNDNS is not optimized
the system.
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