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PWS Message Identifier
Message Identifier is an indicator showing the type of PWS message. It tells on 'Is this ETWS message ? or CMAS ?' or 'How urgent/server it is' etc. SIB messages carrying the PWS message has specific IE called 'messageIdentifier' as shown below to specify this identifier.
BCCH-DL-SCH-Message ::= SEQUENCE
+-message ::= CHOICE [c1]
+-c1 ::= CHOICE [systemInformation]
+-systemInformation ::= SEQUENCE
+-criticalExtensions ::= CHOICE [systemInformation-r8]
+-systemInformation-r8 ::= SEQUENCE [0]
+-sib-TypeAndInfo ::= SEQUENCE OF SIZE(1..maxSIB[32]) [1]
| +- ::= CHOICE [sib12-v920]
| +-sib12-v920 ::= SEQUENCE [10]
| +-messageIdentifier-r9 ::= BIT STRING SIZE(16) [0001000100010010]
| +-serialNumber-r9 ::= BIT STRING SIZE(16) [0011000000000000]
| +-warningMessageSegmentType-r9 ::= ENUMERATED [lastSegment]
| +-warningMessageSegmentNumber-r9 ::= INTEGER (0..63) [0]
| +-warningMessageSegment-r9 ::= OCTET STRING SIZE(ALIGNED)
[01C576597E2EBBC7F950A8D168341A8D46A3D168341
A8D46A3D168341A8D46A3D168341A8D46A3D168341A
8D46A3D168341A8D46A3D168341A8D46A3D168341A8
D46A3D168341A8D46A3D168341A8D46A3D1000A]
| +-dataCodingScheme-r9 ::= OCTET STRING SIZE(1) [01] OPTIONAL:Exist
| +-lateNonCriticalExtension ::= OCTET STRING OPTIONAL:Omit
| +-EXTENSION ::= SEQUENCE
+-nonCriticalExtension ::= SEQUENCE OPTIONAL:Omit
< Based on 23.041-9.4.1.2.2 Message Identifier >
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Message ID (HEX)
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Message ID (DEC)
|
PWS Type
|
Description
|
|
1100
|
4352
|
ETWS/CBS
|
Earthquake Warning Message |
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1101
|
4353
|
ETWS/CBS
|
Tsunami Warning Message |
|
1102
|
4354
|
ETWS/CBS
|
Earthquake and Tsunami combined Warning Message |
|
1103
|
4355
|
ETWS/CBS
|
Test Message (UE may or may not discard this) |
|
1104
|
4356
|
ETWS/CBS
|
Messages related to other emergency types |
|
1105-1107
|
4357-4359
|
ETWS/CBS
|
Future Extension |
|
1112
|
4370
|
CMAS/CBS
|
Presidential Level Alerts |
|
1113
|
4371
|
CMAS/CBS
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Extreme Alerts with Severity of Extreme, Urgency of Immediate and Certainty of Observed |
|
1114
|
4372
|
CMAS/CBS
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Extreme Alerts with Severity of Extreme, Urgency of Immediate and Certainty of Likely |
|
1115
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4373
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CMAS/CBS
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Severe Alerts with Severity of Extreme, Urgency of Immediate and Certainty of Observed |
|
1116
|
4374
|
CMAS/CBS
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Severe Alerts with Severity of Extreme, Urgency of Immediate and Certainty of Likely |
|
1117
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4375
|
CMAS/CBS
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Severe Alerts with Severity of Severe, Urgency of Immediate and Certainty of Observed |
|
1118
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4376
|
CMAS/CBS
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Severe Alerts with Severity of Severe, Urgency of Immediate and Certainty of Likely
|
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1119
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4377
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CMAS/CBS
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Severe Alerts with Severity of Severe, Urgency of Expected and Certainty of Observed |
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111A
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4378
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CMAS/CBS
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Severe Alerts with Severity of Severe, Urgency of Expected and Certainty of Likely
|
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111B
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4379
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CMAS/CBS
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Child Abduction Emergency (or Amber Alert) |
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111C
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4380
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CMAS/CBS
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Required Monthly Test |
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111D
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4381
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CMAS/CBS
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CMAS Exercise |
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111E
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4382
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CMAS/CBS
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Operator defined use |
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111F-112F
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4383-4399
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CMAS/CBS
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Future Extension |
|