User Manual

Table Of Contents
CHAPTE
R
11
Useful Utilities
This chapter discusses some advanced features and utilities that could help the administrator to
a security network.
11
ays point to your
GV-Systems. This application is only necessary when your GV-System is using a dynamic IP address.
will update GV-System’s IP address to DNS Server every 10 minutes. Therefore, even if
main name.
maximize system performance in
.1 Dynamic DNS
The Dynamic DNS is an application that allows you to register domain names that alw
The DDNS
your GV-System’s IP address changes, you can still locate it by using the registered do
Note:
1. Dynamic DNS uploads IP addresses over the Internet through ports 80 and 81. If your GV-System
is connected behind a router or firewall, make sure ports 80 and 81 are enabled. Dynamic DNS will
pping should only upload global IP addresses. If your GV-System is using virtual IP, NAT port ma
be done first.
2. Dynamic DNS does not support Windows 95, Windows 98 and ME.
IMPORTANT: The DDNS service is provided purely as a favor to you. We hope it simplifies the process
of trying to connect an IP video device to the network. GeoVision does not and cannot warrant that the
DDNS service will be uninterrupted or error free. Please read Terms of Service carefully before using
the service. Besides GeoVision, you can also obtain the free DDNS service from these providers:
DynDNS.org
and No-IP.com.
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