8 Roaming

22.1683GPPEarthquake and Tsunami Warning System (ETWS) requirementsStage 1TS

ETWS shall be able to deliver Warning Notifications to roaming users with ETWS capable UEs.

Under no circumstances, will the network translate, or in any other way, change the content of the Warning Notification.

Upon receiving Primary Notification which includes small amount of data to indicate the imminent occurrence of an Earthquake and/or Tsunami, the UE shall display the Warning Notification in a way that is easy to understand by the user, such as an icon or picture.

Note: It is expected that that the Warning Notification Provider will send the Warning Notification in the languages in common use in the specific area or in such a way that the Warning Notification can reasonably be understood.

Annex A (informative):
Change history

TSG SA#

SA Doc.

SA1 Doc

Spec

CR

Rev

Rel

Cat

Subject/Comment

Old

New

Work Item

SA1#38

S1-071690

22.168

Rel-8

First skeleton

0.0.0

ETWS

SA1#38

S1-071810

22.168

Rel-8

V1.0.0

0.0.0

1.0.0

ETWS

SA1#38

S1-071790

22.168

Rel-8

Editorial change

1.0.0

1.0.1

ETWS

SA1#38

S1-071873

22.168

Rel-8

Approved with editorial change

1.0.1

1.1.0

ETWS

SA1#39

S1-080188

22.168

Rel-8

Clean-up before submission to TSG SA for approval

1.1.0

1.2.1

ETWS

SA#39

22.168

Rel-8

Raised to v.2.0.0 by MCC for approval at SA#39 (same technical content as previous version in 1.2.1)

1.2.1

2.0.0

SA#39

SP-080185

22.168

Rel-8

Raised to v.8.0.0 by MCC following SA#39 approval

2.0.0

8.0.0

SP-40

SP-080300

S1-080773

22.168

0001

4

Rel-8

C

CR to TS 22.168 (ETWS) on high level general requirements

8.0.0

8.1.0

ETWS

SP-40

SP-080300

S1-080758

22.168

0002

3

Rel-8

C

CR to TS 22.168 (ETWS) on security requirements

8.0.0

8.1.0

ETWS

SP-55

SP-120172

S1-120342r

22.168

0005

4

Rel-8

F

Security requirement correction

8.1.0

8.2.0

ETWS

SP-58

SP-120864

S1-124502

22.168

0006

1

Rel-8

F

clarification on enabling ETWS messages in limited service state

8.2.0

8.3.0

TEI8