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ddclient
From Gentoo Wiki (test)
ddclient is a tool to update dynamic DNS services like DynDNS or no-ip. It runs as daemon and supports many services.
Installation
Emerge
root #
emerge --ask net-dns/ddclient
Configuration
The configuration is done in the file /etc/ddclient/ddclient.conf. It must not be world or group readable.
no-ip.com
Take a look an example configuration for no-ip.com:
use=web, web=checkip.dyndns.com/, web-skip='IP Address' protocol=dyndns2 server=dynupdate.no-ip.com login=your_username (typically your email) password=your_password your_domain_in_noip.com
Automatic start
To start the ddclient daemon:
root #
rc-service ddclient start
To have the client start at boot:
root #
rc-update add ddclient default
Removal
Unmerge
root #
emerge --ask --unmerge net-dns/ddclient