Toku and some other operators within the Singapore telecom market are currently experiencing intermittent voice call connectivity issues towards Simba/TPG mobile subscribers.
Downstream operators have reported capacity congestion constraints that are periodically affecting calls into the Simba/TPG mobile network.
Toku continues to work to resolve and identify paths forward however is obliged to make its customers aware of the known service limitation the Simba/TPG mobile network is expieriencing.
If you experience an issue it is recommended that you wait and try again whilst our service support team is available also to log your experience.