[asterisk-ss7] ss7 linkset not up

[Lond_IP]

Hi!

I have problem with ss7 link.
Not in up mode.

* 1.6.2.5 + DAHDI 2.2.1/2.2.1 + libSS7 1.0.1 + Digium TE121 <--> NEC NEAX 2000IPS
------------------

/etc/dahdi/system.conf:
span=1,0,0,ccs,hdb3,crc4
bchan=1-15
mtp2=16
echocanceller=mg2,1-15
loadzone        = us
defaultzone     = us

------------------
Description                              Alarms  IRQ    bpviol CRC4   Fra Codi Options  LBO
Wildcard TE121 Card 0                    OK      8      0      0      CCS HDB3 CRC4     0 db (CSU)/0-133 feet (DSX-1)
------------------

dahdi show channels:

 1            from-pstn       us         default                         In Service
...
15            from-pstn       us         default                         In Service
-------------------

ss7 show linkset 1:
SS7 linkset 1 status: Down
-------------------

chan_dahdi.conf:
[channels]
; ss7
linkset                 = 1
group                   = 0
signalling              = ss7
ss7type                 = itu
networkindicator        = national
ss7_called_nai          = dynamic
ss7_calling_nai = dynamic
pointcode               = 66
adjpointcode            = 2
defaultdpc              = 2

context = from-pstn
cicbeginswith = 1
channel = 1-15
sigchan = 16
---------------------

ss7linktest:

Link state change: IDLE -> NOTALIGNED
Len = 4 [ ff ff 01 00 ]
FSN: 127 FIB 1
BSN: 127 BIB 1
>[0] LSSU SIO

Len = 4 [ ff ff 01 02 ]
FSN: 127 FIB 1
BSN: 127 BIB 1
<[0] LSSU SIE

Link state change: NOTALIGNED -> PROVING
Len = 3 [ ff ff 00 ]
FSN: 127 FIB 1
BSN: 127 BIB 1
<[0] FISU

Link state change: PROVING -> ALIGNEDREADY
Len = 10 [ ff 80 07 84 42 80 00 10 00 77 ]
FSN: 0 FIB 1
BSN: 127 BIB 1
<[0] MSU
[ ff 80 07 ]
        Network Indicator: 2 Priority: 0 User Part: Unknown (4)
        [ 84 ]
        OPC 2 DPC 66 SLS 1
        [ 42 80 00 10 ]

Link state change: ALIGNEDREADY -> INSERVICE
Unable to process message destined for userpart 4; dropping message
[0] MTP2 link up
Len = 9 [ 80 80 06 80 02 80 10 00 17 ]
FSN: 0 FIB 1
BSN: 0 BIB 1
>[0] MSU
[ 80 80 06 ]
        Network Indicator: 2 Priority: 0 User Part: NET_MNG (0)
        [ 80 ]
        OPC 66 DPC 2 SLS 0
        [ 02 80 10 00 ]
        H0: 7 H1: 1
        Message type: TRA
        [ 17 ]

Len = 20 [ 80 81 11 81 02 80 10 00 11 a0 32 35 36 34 32 38 36 32 38 38 ]
FSN: 1 FIB 1
BSN: 0 BIB 1
>[0] MSU
[ 80 81 11 ]
        Network Indicator: 2 Priority: 0 User Part: STD_TEST (1)
        [ 81 ]
        OPC 66 DPC 2 SLS 0
        [ 02 80 10 00 ]
        H0: 1 H1: 1
        [ 11 ]

Len = 10 [ 81 81 07 84 42 80 00 40 00 77 ]
FSN: 1 FIB 1
BSN: 1 BIB 1
<[0] MSU
[ 81 81 07 ]
        Network Indicator: 2 Priority: 0 User Part: Unknown (4)
        [ 84 ]
        OPC 2 DPC 66 SLS 4
        [ 42 80 00 40 ]

Unable to process message destined for userpart 4; dropping message
...
...
HDLC Abort!
Len = 10 [ 81 8e 07 84 42 80 00 f0 00 77 ]
FSN: 14 FIB 1
BSN: 1 BIB 1
<[0] MSU
[ 81 8e 07 ]
        Network Indicator: 2 Priority: 0 User Part: Unknown (4)
        [ 84 ]
        OPC 2 DPC 66 SLS 15
        [ 42 80 00 f0 ]

Unable to process message destined for userpart 4; dropping message
-------------------

... and linkset is not up.

Where is problems?
And what is the last 2 messages from MSU ?

Help me please!