VoIP Phones - Yeastar TA100: Difference between revisions

 
 
To prevent possible SIP spam calls (if your NAT helper is bad or your ATA has a public IP) you should click on "SIP Settings" under "Advanced Setting" on the left and then to the "Advanced Settings" tab, turn "Allow Guest" to "No".
 
[[File:Yeastar config 3.png]]
 
Click save.