Bagaimana menambahkan extension lebih dari 10 dengan asterisk dan zoiper?

Untuk para master disini saya sudah membuat extension lebih dari 10 kemudian saya install di setiap handphone yang ada di kantor saya. mulai dari 2000-2009 itu bisa tetapi ketika mendaftarkan extension 2010 di zoiper sudah terdaftar tetapi tidak bisa melakukan panggilan ke extension tersebut.
Dibawah ini file di extensions.conf:
[globals]
TRUNK1=SIP/9001

[others]

[trunklocal]
include => fun-stuff
exten => _200[0-9],1,Dial(SIP/${EXTEN},15)
exten => _200[0-9],2,VoiceMail(${EXTEN},u)
exten => h,1,Hangup

;001
[ph2000]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

;002
[ph2001]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

;003
[ph2002]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

;004
[ph2003]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

;005
[ph2004]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

;006
[ph2005]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

;007
[ph2006]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

;008
[ph2007]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup
;009
[ph2008]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

;010
[ph2009]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

;011
[ph2010]
include => trunklocal
exten => _9X.,1,Dial(${TRUNK1}/L1${EXTEN:1},15)
exten => _70X.,1,Dial(${TRUNK1}/L1${EXTEN},15)
exten => _83X.,1,Dial(${TRUNK}/L1${EXTEN},15)
exten => h,1,Hangup

Sedangakan untuk status nya di bawah ini:
Dec 26 17:24:32 voip asterisk[21869]: [Dec 26 17:24:32] NOTICE[21941][C-00000001]: chan_sip.c:26407 handle_request_invite: Call from ‘2003’ (172.19.1.152:60482) to extension ‘2010’ rejected because extension not found in context ‘ph2003’.

Mohon bantuan nya ?

sip agent sudah di create blm?