Failed to authenticate device (нет входящей связи)

помогите новичку, при попытке вызова на астериск(поSIP)получаю вот такое сообщение,что не доделал не понимаю.

 [Apr  3 11:20:06] NOTICE[2523]: chan_sip.c:20082 handle_request_invite: Failed to authenticate device <sip:49578648192214@178.217.183.11:5062;user=phone>;tag=3192170-3776009341-805357713-2953219656

SIP

 [general]
context=default                 ; Default context for incoming calls
allowguest=no                   ; Allow or reject guest calls (default is yes)
allowoverlap=no                 ; Disable overlap dialing support. (Default is yes)
udpbindaddr=0.0.0.0:5060
srvlookup=yes                   ; Enable DNS SRV lookups on outbound calls
language=ru                     ; Default language setting for all users/peers
useragent=Acme Packet           ; Allows you to change the user agent string
dtmfmode = rfc2833              ; Set default dtmfmode for sending DTMF. Default: rfc2833
qualify=no
nat=never
disallow=all
allow=alaw
;t38pt_udptl = yes,redundancy,maxdatagram=400
allowsubscribe= yes
notifybusy=yes
notifyringing= yes
notifyhold=no
limitonpeers= yes
useclientcode=yes
delayreject=yes
rtptimeout=60
videosupport=yes
faxdetect = no
ignoresdpversion=yes
pedantic=no
;tcpenable=yes

[rtu5_in_11]
type=friend
insecure=invite
qualify=yes
dtmfmode=rfc2833
host=178.217.183.11
defaultip=178.217.183.11
context=from-trunk
allow=alaw

   extensions

[from-trunk]

exten => 49578648192214,1,dial(SIP/5555)