This is documentation about a configuration directive, which can be placed within Movable Type’s core configuration file,
mt-config.cgi, to customize the behavior of the system.
This configuration setting control which domains the system can send trackback pings or TrackBack auto-discovery requests to if enabled in OutboundTrackbackLimit setting.
This option is the configuration file counterpart to the Outbound TrackBack Control settings found on System Overview » Preferences » Feedback.
Allow TrackBack traffic only to example.com and any of its subdomains:
Allow TrackBack traffic only to intranet.example.com:
Allows TrackBack traffic to three different domains
OutboundTrackbackDomains example_one.com OutboundTrackbackDomains example_two.com OutboundTrackbackDomains example_three.com
This can also be done on a single line:
OutboundTrackbackDomains example_one.com example_two.com example_three.com
OutboundTrackBackDomains must always be accompanied by the following in the config file to be enabled: