Currently I have a CallManager 7 with an mgcp gateway through an E1 frame. The problem I have is that I can't receive calls from the PSTN, I get the error: Unallocated/unassigned number

The ip phone is registered and it is possible to call PSTN

debug q931

Mar  3 22:12:17.239: ISDN Se0/0/0:15 Q931: RX <- SETUP pd = 8  callref = 0x005E
        Bearer Capability i = 0x8090A3
                Standard = CCITT
                Transfer Capability = Speech 
                Transfer Mode = Circuit
                Transfer Rate = 64 kbit/s
        Channel ID i = 0xA98381
                Exclusive, Channel 1
        Progress Ind i = 0x8183 - Origination address is non-ISDN 
        Calling Party Number i = 0x0180, '7029465000'
                Plan:ISDN, Type:Unknown
        Called Party Number i = 0x81, '1002'
                Plan:ISDN, Type:Unknown
Mar  3 22:12:17.247: ISDN Se0/0/0:15 Q931: TX -> RELEASE_COMP pd = 8  callref = 0x805E
       Cause i = 0x8081 - Unallocated/unassigned number

sh isdn status:

Global ISDN Switchtype = primary-ni

%Q.931 is backhauled to CCM MANAGER 0x0003 on DSL 0. Layer 3 output may not apply

ISDN Serial0/0/0:15 interface
        dsl 0, interface ISDN Switchtype = primary-ni
        L2 Protocol = Q.921 0x0000  L3 Protocol(s) = CCM MANAGER 0x0003
    Layer 1 Status:
        ACTIVE
    Layer 2 Status:
        TEI = 0, Ces = 1, SAPI = 0, State = MULTIPLE_FRAME_ESTABLISHED
    Layer 3 Status:
        0 Active Layer 3 Call(s)
    Active dsl 0 CCBs = 0
    The Free Channel Mask:  0x80000007
    Number of L2 Discards = 0, L2 Session ID = 7
    Total Allocated ISDN CCBs = 0

la config: router 3845:

network-clock-participate wic 0
network-clock-select 1 E1 0/0/0

isdn switch-type primary-ni

!
controller E1 0/0/0
pri-group timeslots 1-3,16 service mgcp
!

!        
interface Serial0/0/0:15
no ip address
encapsulation hdlc
isdn switch-type primary-ni
isdn incoming-voice voice
isdn bind-l3 ccm-manager
no cdp enable
!       

!        
!        
voice-port 0/0/0:15
!        
ccm-manager redundant-host 142.5.64.10
ccm-manager mgcp
ccm-manager music-on-hold
ccm-manager config server 142.5.64.10 
ccm-manager config
!        
mgcp     
mgcp call-agent 142.5.64.11 2427 service-type mgcp version 0.1
mgcp dtmf-relay voip codec all mode out-of-band
mgcp rtp unreachable timeout 1000 action notify
mgcp modem passthrough voip mode nse
mgcp package-capability rtp-package
no mgcp package-capability res-package
mgcp package-capability sst-package
mgcp package-capability pre-package
mgcp default-package fxr-package
no mgcp timer receive-rtcp
mgcp sdp simple
mgcp rtp payload-type g726r16 static
!        
mgcp profile default
!        
!        
!        
dial-peer voice 9999 pots
service mgcpapp
port 0/0/0:15
!       

callmanager:

The gateway has the correct CSS with the partition of IP telephone.

Anyone have any idea of the problem. please your help