Use TVHeadend in XBMC with Streams over LAN provided by PCTV Broadway

Hi, greats to all :-)

I just want to know if it's possible to use TVH with Thema PCTV Broadway HD S2.
This box provides Streams into Thema Local Network and i want to play and record them with TVH in XBMC. If i open Thema WebGui offen TVH, i don't know what to unter in Thema IPTV section.
I tested with streams Form VLC in Thema Notebook streamed into LAN and it doesn't Werk.

Hope someone can help me :-(