Web Part Configuration:

Title:
enter the optional web part title

Web Part:
AEDiscussionRollup

Configuration:
enter the below configuration options:

count=2 (defines the number of posts to be displayed)
more=16 (defines the number of words displayed per post)
readmore=16 (text to be displayed for the Details link)
pictures=Author (display the post author photos)
showposts=threaded (use the "threaded" post layout)
site=url (optionally specify the site collection URL to be rolled up)
list=url (optionally specify the list URL(s) to be rolled up
showlistname=1 (display link to discussion list)
showreplies=1 (show number of replies)
subsitesonly=1 (only roll up the current site and its subsites)
header=header text (display the optional header text)
footer=footer text (display the optional footer text)
addnewthread=1 (display 'add new thread" button)
cache=60 (specify the cache duration in minutes)