Originally Posted by artit
If I remember correctly, I have read a thread about network problem with F180, you need to flash F180 ICS version first before flash JB or kitkat. You should search for that thread.
Now i have L variant baseband flashed on my LG because K baseband doesnt work for me and for @hpesojames
didnt work too. We were flashin it and trying to convertt to E975. It worked, but with L modem only. I tried flash K modem on kitkat and jelly bean. I dont know on ICS because i didnt try it.