Augusto, pls try next:
you must download our m3u8 playlist
http://futubox.to/programme_bookmarks/play_list.m3u8
(after change server you must download playlist again)
Each line, beginning "http" is line for you Roku in below howto.
Edit the Roku Channel
Add a live stream program to the test Roku channel:
Log into your Instant Roku Channel account and select a channel to add the live program to, or create a new channel.
From the menu along the left hand side of the page, select Content.
Right-click on any folder in the content tree in the upper-left window and add a New Content Item .
In the lower window, locate the Live Program Parameter and change it to True.
In the lower window, locate the Stream 1 - URL Program Parameter and change it to
http://address/live/irc/playlist.m3u8
substituting the Public DNS value previously saved in place of address.
In the lower window, locate the Stream 1 - Bitrate Program Parameter and change it to a value that is slightly less than the Total bandwidth required to stream as shown in the encoder. This value is specified in Kilobits per Seconds (Kbps) and will typically be in the range of 200 to 5000.
In the lower window, locate the StreamFormat Program Parameter and change it to hls.
Change both the Title and ShortDescriptionLine1 parameters to "Live Stream Test"