1160 - GWS rcvd ISUP that is not allowed

This message indicates gateway screening (GWS) has discarded an MSU because the ISUP is listed as one that is not allowed in this network.

Example

RLGHNCXA21W 00-04-18 18:59:58 EST EAGLE 31.3.0
0105.1160   CARD 1205,A INFO GWS rcvd ISUP that is not allowed
             SIO=0a OPC=003-247-000 DPC=002-000-000
             DATA=12 34 56 78 90 12 34 56 78 90 12 34
                      56 78 90 12 34 56 78 90 12 34 56 78
             SR=scrb LSN=A1234567

Legend

CPC

Capability point code

DATA

Information from the upper layers of SCCP management

DPC

Destination point code

LSN

Linkset name. The name must be unique.

OPC

Origination point code

SIO

Service information octet

SR

Screening reference name

Alarm Level: No alarm condition. The message is informational only.

Recovery

1. This indicates that a MSU was discarded because it failed screening.

   No action is necessary, unless the MSU should have passed. If the MSU should have passed (verified by the fields displayed in the above message), go to Step 2.

2. Using the rtrv-scr-sio command, verify that the screening reference specified in the above message does not allow MSUs with the priority value indicated.
3. If the MSU should have passed screening, use the chg-scr-sio command to add the pri data to the screening reference.