Variant - Thailand

Below is information on the BWD and FWD R2 digits when using the Thailand Variant. For information on importing a variant to the IMG refer to the Variant Provisioning topic.

Interworking the Called Party Status

Inbound R2 to outbound SS7

BWD R2 Digit Q.931 Response
1 Alerting (Charge)
2 Cause Code 17 - User Busy
3 Cause Code 4 - Send special information tone
4 Cause code 42 - Switching equipment congestion
5 Alerting (No Charge)
6 Cause Code 1 - Unallocated Number
Other Cause Code 31 - Normal Unspecified

 

Inbound SS7 to outbound R2

Q.931 Response BWD R2 Digit
Alerting (Charge) 1
Cause Code 17 2
Cause Code 4 3
Cause Code 3, 34, 42, other 4
Alerting (No Charge) 5
Cause Code 1 6

 

 

Calling Party Category Interworking

Inbound R2 to outbound SS7

BWD R2 Digit SS7 (Q.931) Calling Party Category
1 or 8 0x02 - Operator (English)
2 0x0A - Ordinary Subscriber (default)
3 - 5 0x0F - PayPhone
6 or 7 0x0D - Test
9 0x0C - Data Call

 

Inbound SS7 to outbound R2

SS7 (Q.931) Calling Party Category BWD R2 Digit
0x01 - 0x08 Operator 1
0x0A - 0x0B Ordinary Subscriber (default) 2
0x0C - Data Call 9
0x0D - Test 6 or 7
0x0F - PayPhone 5

 

 

Additional Information