1. Visit spintel.net.au
2. Login to My Account by selecting Customers and then My Account.
3. Select relevant service under My Services (from the list on the left menu if you have more than one) and click on Configure.
4. Turn ON Voicemail and click on Update.
Here's what will display if you're activating voicemail for a mobile service:
Note: Mobile voicemail service can be personalized by dialing 321 from the handset. If you are trying to extend ring time before call diverts to voicemail, click here.