dear all<div>i&#39;m looking for sip client that can support prepaid (can display current balance after make call or when we connected to sip server)</div><div>long time ago i found this on voiplink sip client from <a href="http://voipswitch.com">voipswitch.com</a>. but voipswitch running on windows platform.</div>
<div>please share the info</div><div><br></div><div><br></div><div>regards</div><div><br></div><div>budi </div><div> </div>