Asterisk- alarms unconfigured

hii all …i am really new to asterisk and linux environment…i m using fedora 8 and astersi 1.4, along with zaptel 1.4,asterisk_gui… the caed i am using is digium te205p … now let me tell you wat i am trying to do … i am trying to comunicate b/w two pc using e1 conection through a SIP phone (twinkle) but the problem that i am faceing is that the alarms give the indication “unconfigured”. The configuration of zaptel.conf is

span=1,1,0,ccs,hdb3,crc4
bchan=1-15,17-31
dchan=16

and zapata.conf is

group=1
signalling=pri_cpe
switchtype=euroisdn
context=incoming
channel=1-15,17-31