I did the binding for the extensions, here a copy of the sever log:
17:10:01.375 StratInOut:

nCancel Call from Ext.1002 to 9999 has been terminated
17:10:00.375 ??: from 'Win-2003-Svr-1:0/MediaServer':EP 0000001D@. Recording cancelled. Failed to open file "C

OCUME~1NETWOR~1LOCALS~1TempRWVA.tmp" for writing
17:09:55.734 CallLegImpl:

nConnected Established media channel for Ext.1002: remote=192.168.0.12:49216; local=208.180.188.112:62600
17:09:55.687 CallConf:

nIncoming Incoming call from Ext.1002 to sip:
[email protected]
17:08:33.515 ??: SL: connected Win-2003-Svr-1:0/PHPExtension_0 at [Win-2003-Svr-1:0]/PHPExtension_0
17:08:21.453 ServRegs:

nAdd Registered: Ext.1002
17:08:01.015 ClientRegs:

nSuccess Registration of sip:
[email protected] is successful
17:07:57.906 ExtLine::Register_ Send registration for "840695"<sip:
[email protected]>
17:07:57.906 ExtLine::Register_ Use External IP for device line registration DN='10000' device='FWD'
17:07:57.859 StunClient:

rocess STUN resolved external IP=208.180.188.112:62557 by server 69.90.168.13
17:07:56.734 StunClient:

rocess Send initial STUN request to 69.90.168.13
17:07:56.703 IVRConnected: IVR Server is connected
17:07:56.703 ??: SL: connected Win-2003-Svr-1:5483/IVRServer at [Win-2003-Svr-1:5483]/IVRServer
17:07:56.703 ??: SL: connected Win-2003-Svr-1:0/VoiceBoxManagerService at [Win-2003-Svr-1:0]/VoiceBoxManagerService
17:07:56.703 MediaServerConnected: Media Server is connected
17:07:56.703 ??: SL: connected Win-2003-Svr-1:0/MediaServer at [Win-2003-Svr-1:0]/MediaServer
17:07:56.625 CallMgr::Stack::thread ** Enter Stack Loop **
17:07:56.625 DBA: ** Database connection Ok **
17:07:56.546 CallMgr:

umThread::thread ** Enter DUM Thread **
17:07:56.531 CallMgr::Stack::Initialize ** Adding transports **
17:07:56.531 CallMgr::Initialize ** Initializing SIP stack **
17:07:56.343 CallMgr::Initialize Version: 3.0.1699.0
17:07:56.343 CallMgr::Initialize Start 3CX PhoneSystem Call Manager
and its still now working ..... :cry: