[asterisk-ss7] SS7 : Missing SLC parameter on ANSI ??
Les - LES.NET (1996) INC.
sales at les.net
Wed Jun 3 17:57:51 CDT 2009
ANSI specs for SS7 are available from ANSI :)
Or, you can buy them from Telcordia, they have a document set for SS7 &
ISUP. I think its around $4000.
Les
> I don’t think so.
>
> Do you now where I can find specs of SS7 ANSI (T1 111, 112 and 113) ??
>
> And where we should fix it ?
>
>
>
>
>
> From: asterisk-ss7-bounces at lists.digium.com
> [mailto:asterisk-ss7-bounces at lists.digium.com] On Behalf Of Vashkar
> Sent: June-03-09 5:42 PM
> To: asterisk-ss7 at lists.digium.com
> Subject: Re: [asterisk-ss7] SS7 : Missing SLC parameter on ANSI ??
>
>
>
> Can you ask your operator to use ITU-WHITE instead of ANSI? I think that
> will solve the problem.
>
> On Tue, Jun 2, 2009 at 12:20 AM, Ruddy Gbaguidi <plugworld at micnes.com>
> wrote:
>
> Hi all
>
> We had a SS7 link with our provider here in Canada. Everything went well.
>
> But they are saying that asterisk is missing the SLC parameter when
> sending messages like LUN or LUA etc..
>
> So, this make asterisk not compatible with the SS7 protocol. In the debug
> message they send us from their switch,
>
> You can see that asterisk is always sending a SLS parameter as SLC.
>
> Do you know how we can fix it ??
>
>
>
> WHAT THEY SEND US :
>
>
>
> --------------------------------------------------------------------------------
> Octet001 ANSI SS7 Count=000001 Time=02/06/2009
> 17:48:30:697
> --------------------------------------------------------------------------------
> 10010110 BIB/BSN (150) 1/22
> 10010110 FIB/FSN (150) 1/22
> ..001010 SU type/length (10) MSU10
> 00...... Spare 0
> --------------------------------------------------------------------------------
> Octet004 Service information octet
> --------------------------------------------------------------------------------
> ....0000 Service indicator (0) SNM Signalling Network Management
> Message
> ..11.... Message priority 3
> 10...... Network indicator (2) N National network
> --------------------------------------------------------------------------------
> Octet005 Routing label
> --------------------------------------------------------------------------------
> ........ DPC: Net-Clstr-Mbr 005-069-040 mtrrpqrj1md
> ........ OPC: Net-Clstr-Mbr 001-187-255 mrhmondr00w(East)
> 00000000 SLS 0
> --------------------------------------------------------------------------------
> Octet012 Management inhibit message
> --------------------------------------------------------------------------------
> 00100110 Heading codes H1/H0 (38) LUN Link uninhibited
> ....0000 SLC 0
> 0000.... Spare 0
> --------------------------------------------------------------------------------
> Checksum CRC16................ 0001110100001111 hex=1D0F
> --------------------------------------------------------------------------------
>
>
>
> WHAT WE SEND THEM
>
>
>
> Decoded signal unit
>
> # User: T010871
> # Date: 02/06/2009 17:58:24
> # Octets: 12
>
> Not enough bytes to parse. Truncated Su.
> --------------------------------------------------------------------------------
> Octet001 ANSI SS7 Count=000001 Time=02/06/2009
> 17:48:30:717
> --------------------------------------------------------------------------------
> 10010110 BIB/BSN (150) 1/22
> 10010111 FIB/FSN (151) 1/23
> ..001001 SU type/length (9) MSU09
> 00...... Spare 0
> --------------------------------------------------------------------------------
> Octet004 Service information octet
> --------------------------------------------------------------------------------
> ....0000 Service indicator (0) SNM Signalling Network Management
> Message
> ..11.... Message priority 3
> 10...... Network indicator (2) N National network
> --------------------------------------------------------------------------------
> Octet005 Routing label
> --------------------------------------------------------------------------------
> ........ DPC: Net-Clstr-Mbr 001-187-255 mrhmondr00w(East)
> ........ OPC: Net-Clstr-Mbr 005-069-040 mtrrpqrj1md
> 00000000 SLS 0
> --------------------------------------------------------------------------------
> Octet012 Management inhibit message
> --------------------------------------------------------------------------------
> 01000110 Heading codes H1/H0 (70) LUA Link uninhibit acknowledgement
> <---------missing SLC value here
> --------------------------------------------------------------------------------
> Checksum CRC16................ 0001110100001111 hex=1D0F
> --------------------------------------------------------------------------------
>
>
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>
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>
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