Meaning of uamn;

"Jacky Luk" <[email protected]> Mon, 13 Feb 2006 07:37:55 +0000

Newsgroups	gmane.ietf.beep
Message-ID	<[email protected]>

I saw a structure inside beepcore-c that is named uamn. I want to know what 
does it do?
And what are the differences between message types?
Thanks in advance
Jack

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