E65 cannot register...

Good day to all!! ive got Nokia E65 which i cannot register on my trixbox version 2.4.
Its already connected to our network but stiil cannot be registered..
Heres my config.. Wha do I miss?

E65 :
Extension is 203 ; Trixbox IP : 10.193.197.73

Profile name: 203
Service Profile: IETF
Default Access Point:
Public user name: 203@10.193.197.73
Use Compression: No
Registration: Always On
Use Security: no

Proxy server settings
Proxy server address: 10.193.197.73
Realm: asterisk
User name: 203
Password: 1234
Allow loose routing: Yes
Transport Type: UDP
Port: 5060

Registrar Server Settings
Registrar serv. addr.: 10.193.197.73
Realm: asterisk
User Name: 203
Password: 1234
Transport Type: UDP
Port: 5060

Trixbox config :

sip.conf ;

; Note: If your SIP devices are behind a NAT and your Asterisk
; server isn't, try adding "nat=1" to each peer definition to
; solve translation problems.

[general]

bindport=5060 ; UDP Port to bind to (SIP standard port is 5060)
bindaddr=0.0.0.0 ; IP address to bind to (0.0.0.0 binds to all)
disallow=all
allow=ulaw
allow=alaw
allow=gsm
allow=ilbc
; If you need to answer unauthenticated calls, you should change this
; next line to 'from-trunk', rather than 'from-sip-external'.
; You'll know this is happening if when you call in you get a message
; saying "The number you have dialed is not in service. Please check the
; number and try again."
context = from-sip-external ; Send unknown SIP callers to this context
callerid = Unknown
tos=0x68

; #, in this configuration file, is NOT A COMMENT. This is exactly
; how it should be.
#include sip_nat.conf
#include sip_custom.conf
#include sip_additional.conf

sip_additional.conf ;

[203]
type=friend
secret=1234
record_out=Adhoc
record_in=Adhoc
qualify=yes
port=5060
nat=yes
host=dynamic
dtmfmode=rfc2833
dial=SIP/203
context=from-internal
canreinvite=no
callerid=device <203>