1258 - Map Screening cannot Forward MSU

This message occurs when an MSU selected by MAP Screening for the Forward screening action cannot be forwarded.

Note: Additional reasons for this alarm include:

If unsupported domain crossing is occurring (from or to ANSI/ITUN24)
If Alias PC was not found for CgPA PC
If there is no space to insert CdPA PC when it was not there in the original MSU

Example

RLGHNCXA21W 00-11-18 18:59:23 EST EAGLE 35.0.0
0018.1258 CARD 1103 INFO Map Screening cannot Forward MSU
OPC=001-001-001
CDPA: NI=1 RI=0 GTI=04 SSNI=0 PCI=1
TT=250 NP=04 NAI=010 ADDR=123456789012345678901
PC=003-003-003 SSN=005
CGPA: NI=1 RI=0 GTI=04 SSNI=0 PCI=1
TT=100 NP=07 NAI=012 ADDR=012345678901234567890
PC=001-001-001 SSN=004
Op-Code=61 Forbidden Param=N/A Action=Discard

Legend

ADDR: Address
CDPA: Called party address
CGPA: Calling party address
DATA: Hex dump of TCAP part of MSU
GTI: Global title indicator
NAI: Nature of address indicator
NI: Network indicator value
NP: Numbering plan
OP-CODE: Operation Code
OPC: Origination point code
PARAM: Parameter
PC: Point code
PCI: Protocol control information
RI: Routing indicator
SIO: Service information octet
SSN: Subsystem number
SSNI: Subsystem number indicator
TT: Translation type

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

Recovery

If the DPC indicated in the message should not be routed to, no further action is necessary.
If the DPC should be routed to from the EAGLE 5 ISS, use the ent-map command to enter the DPC into the mated application (MAP) table.
If the subsystem indicated in the message is not a mated application to the EAGLE 5 ISS, no further action is necessary.
If the SCCP message should have been routed, use the ent-map command to add the subsystem number to the mated application (MAP) table.