Re: M3UA error "No Configured AS for ASP ”

From: Suchetha P
> Sent: 30 September 2016 18:35
> Hi,
> 
> IuPS interface(Packet switching/data interface) between the nodes  Signalling Gateway and SGSN is down
> after the Trillium SIGTRAN Stack Upgrade.
> This is because of the M3UA error "No o Configured AS for ASP.
> 
> 1)    The asExhangeMode is set to singleExchange at Signalling Gateway while at SGSN side
> asExhangeMode is set to doubleExchange.
> 2)    Both the nodes are sending ASPUP & ASPUPACK. SG(Signalling Gateway) then sends ASPAC and SGSN
> responds with ASPAC Ack. SGSN sends ASPAC but SG doesnt respond with ASPAC Ack and instead it sends
> error message  No Configured AS for ASP.
> 
> We need to investigate why SG is not responding with ASPAC Ack message and instead sending Error
> message towards  SGSN.
> Can this be a configuration issue ?Or a bug ?The same configuration was working before the Trillium
> upgrade.
> Is it proper to have one node in single exchange mode while the other as double exchange ?
> Is the error being thrown for no routing context in the ASP AC message ?

You need to ask your software supplier.

	David