3Com 3C13636 Configuration Manual page 435

3Com Router 3000 Ethernet Family
Configuration Guide
II. Network diagram
Server A
Figure 4-2 Network diagram for DDNS application
III. Configuration procedure
# Enter system view.
<3Com> system-view
# Set 3322.org as the DDNS service provider and enter its view.
[3Com] ddns-server 3322.org
# Set the user name used for accessing the DDNS service provider to user.
[3Com-ddns-3322.org] ddns username user
# Set the password used for accessing the DDNS service provider to pass.
[3Com-ddns-3322.org] ddns password pass
# Set the interface used for visiting the DDNS service provider to Ethernet 1/0/0.
[3Com-ddns-3322.org] ddns source-interface ethernet 1/0/0
# Configure domain name www.abc123.com, allowing its domain name-to-IP address
mapping on DNS to be updated by using the service of the DDNS service provider.
[3Com-ddns-3322.org] ddns domainname
# Request the DDNS service provider to notify the DNS server that the bound IP
address of domain name
[3Com-ddns-3322.org] ddns refresh
Router A
Ethernet 1/0/0
PC
www.abc123.com
3Com Corporation
www.3322.org
www.abc123.com
has changed.
4-4
Chapter 4 DDNS Configuration