We are looking for a SIP trunk that will terminate traffic to both standard toll numbers and ITFS numbers in Russia, Japan and Malaysia. Quality is key for us so we need a SIP trunk G711 and good DTMF support. Standard toll numbers should not be a problem in any of these countries it is the ITFS numbers that may cause an issue. Below are details of the ITFS numbers in each country.
ITFS Number Format:
1 800 XXX XXX
- A charge may be applicable for calls from hotels. The amount depends on the hotel.
- Service available from Telekom Malaysia payphones
- ITFS available from all Mobile Network but airtime is charged.
- UIFN is accessible through Telekom Malaysia (ATUR) mobile network only.