[asterisk-ss7] SS7 link setup between Telsis and Asterisk

[Matthew Fredrickson]

Deepika Nijhawan wrote:
> Hi,
> 
>  
> 
> I am trying to configure ss7 link between Telsis and Asterisk. I am 
> using WHITE BOOK ISUP user part on Telsis. But link is not coming up. I 
> am getting below errors:

You'll need to send more of a debug trace than that.  That is not enough 
to tell what is wrong.

Matthew Fredrickson
Digium, Inc.


> 
>  
> 
>  [May 18 11:19:08] ERROR[23463] chan_dahdi.c: Received MSU in invalid 
> state 1
> 
>  
> 
> Enabled debugging on linkset 1
> 
> Link state change: NOTALIGNED -> IDLE
> 
> Link state change: IDLE -> NOTALIGNED
> 
> Len = 4 [ ff ff 01 00 ]
> 
> FSN: 127 FIB 1
> 
> BSN: 127 BIB 1
> 
>>[0] LSSU SIO>
> 
>  
> 
> My config files are below:
> 
>  
> 
> /etc/dahdi/system.conf:
> 
> # Span 1: TE4/0/1 "T4XXP (PCI) Card 0 Span 1" (MASTER)
> 
> span=1,1,0,ccs,hdb3,crc4
> 
> # termtype: te
> 
> bchan=1-15,17-31
> 
> mtp2=16
> 
> #echocanceller=mg2,1-15,17-31
> 
>  
> 
> /etc/asterisk/chan_dahdi.conf:
> 
> [channels]
> 
> language=en
> 
>  
> 
> ; Span 1: TE4/0/1 "T4XXP (PCI) Card 0 Span 1" (MASTER)
> 
> group=0
> 
> context=from-pstn
> 
> signalling = ss7
> 
> ss7type = itu
> 
> linkset = 1
> 
> pointcode = Asterisk PC
> 
> adjpointcode = Telsis PC
> 
> defaultdpc = Telsis PC
> 
> networkindicator=national
> 
> cicbeginswith = 1
> 
> sigchan = 16
> 
> channel=>1-15,17-31
> 
>  
> 
> Could anyone help me out please ? Maybe I am missing something in 
> configuration.
> 
>  
> 
>  
> 
>  
> 
> ---
> 
>  
> 
> Kind Regards,
> 
>  
> 
> *Deepika Nijhawan*
> 
> *VoIP Engineer*
> 
> * *
> 
> *Oxygen8* Communications
> 
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> 
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> 
> *Email:* deepika.nijhawan at oxygen8.com
> 
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> 
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>  
> 
>  
> 
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