Sounds like you haven´t entered through webif.... try this method : type: IP_of_BOX/lcd4linux in your web browser and once it opens click on the icon then you will see the options on your left side: weather. from webif you can configure all perimeters as you like.. remember to save afterwards...
VU+ DUO 2 PVR Ready Linux Enigma2 Receiver Full HD 1080p
Download VUPlus Images and Enigma2 Team Support from Black Hole, OpenATV, OpenBH, Open Black Hole, OpenDroid, OpenESi, OpenHDF, OpenLD, OpenPLi, OpenSPA, OpenViX, Open Vision, PKT Hyperion, PurE2, SatDreamGR, VTi.