How do I setup my Grandstream Phone for VoIPBuster service?
You need a VoIPBuster username and password in order to call via VoIPBuster. Simply sign up and create your login at www.VoIPBuster.com. If you need help configuring your SIP device, please check the manual that came with the Grandstream SIP phone Typical Configuration is: SIP Server: sip1.voipbuster.com User ID: Your VoIPBuster username Auth ID: same as User ID Auth Password: Your password STUN Server: stun.voipbuster.com Domain/Realm (optional): voipbuster.com Codecs: G711 (64 kbps), G726 (32 kbps), G729 (8 kbps), G723 (5.3 & 6.3 kbps). If you have audio problems: Use a STUN server (if supported by your device) Use the G.