Scan log interpretation question

[Page42]

Perhaps this info has already been posted, and if so, I apologize for the redundancy. I'd like to know what each of the letter designations stand for in the scan log?
D
DN
U
G
BP
DP
B
... and any others I may have omitted. Thank you!

[PrevxHelp]

Here is a thread which explains it: http://www.wilderssecurity.com/showthread.php?t=248905

Let me know if you need any further clarification :)