If your WordPress blog isn't accepting trackbacks or sending pings to other blogs, you may need to open it up so that it can talk to other servers.
Check out Donncha's explanation of what to look for, and how to fix the problem if it exists.
Ping. ...
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King Ping is an online pinging service that enables bloggers to update in one click the rest of the blogosphere (or many different search engines) about their new posting.
There are a few things that aren't clear to me about this service:
Why would a blogger need this type of service, when most blogging platforms
