How LWP useragent gets file in multiple parts

perl <[email protected]> 17 Jun 2010 22:38:35 -0000
Newsgroups gmane.comp.lang.perl.modules.lwp
Message-ID <[email protected]>
hai people,
i have been trying to understand the http::responce
when i got a file to download .. i know it will download in a single 
stream....
i need to find to know that weather it can be done in multiple ways in 
perl to download the file .....
i know curl ,aria2 and others have that capability i need to know in 
perl ...
thank you 
Perl@work