./../../com/ericsson/otp/erlang/OtpEpmd.html#publishPort-com.ericsson.otp.erlang.OtpLocalNode-"><code>publishPort()</code></a> and
 <a href="../../../../com/ericsson/otp/erlang/OtpEpmd.html#unPublishPort-com.ericsson.otp.erlang.OtpLocalNode-"><code>unPublishPort()</code></a> will fail if an Epmd
 process is not running on the localhost. Additionally
 <a href="../../../../com/ericsson/otp/erlang/OtpEpmd.html#lookupPort-com.ericsson.otp.erlang.AbstractNode-"><code>lookupPort()</code></a> will fail if there is