OTAA denied using RN2483 + iC880A&RPi

Thanks. Added it, now it gives ok.

EDIT:

But it gives me not_joined now

RN2483 0.9.5 Mar 24 2015 14:15:33
sys get hweui
0004A30B001B2bla
mac set deveui 0004A30B001B2bla
ok
mac set appkey 5BFB7D1B0B9287E0065986F7DCF53bla
ok
mac set appeui 70B3D57ED0000bla
ok
mac set adr off
ok
mac set rx2 3 869525bla
ok
mac save
ok
mac join otaa
ok
**mac tx uncnf 1 7B39387D**

** not_joined**
Done sending
denied
Done receiving
GOING IDLE

From datasheet:

not_joined: If network is not joined

But it says:

mac join otaa
ok