Connect Zoiper for PC to SIP

For details, check Zoiper instruction here. 

Or follow the steps below to connect Zoiper Soft Phone for Windows to SIP

Zoiper v3

Basic Configuration

1.Ensure that you have the SlP username and password of the SIP subscription

    Login to your account > Click SIP to see the details.

    2. Go to and download software.         

    3. Install and launch Zoiper 

    4. Go to Setting > Create a New Account

    5. Select Account type SIP

    6. Enter SIP account information 

    6. Click Next button

    7. Click Close to confirm account is added

    If you are using firewall on your network, please configure firewall allows VoIP traffic (see the firewall information on SIP subscription page )
    To make outgoing calls, follow this standard: <country code> + <area code> + <destination>. For example, if you are calling a Singapore number 1234 5678, key in: 6512345678 and call.

    Advanced Configuration

    1. Go to Settings > Preferences

    2. Select your Account Name that you set at step 6

    3. Go to Codec tab then select a-law, u-law,G729 and GSM 

    4. Go to Advanced tab, optimize the parameter such as below:

    • Transport: UDP/TCP or TLS
    • DTMF mode: RFC-2833


    1.Enter the SIP account and SIP password > Login

      2. Enter the SIP Domain > Next

      3. Click Skip when asked to choose outbound proxy 

      4. Choose option SIP TCP > Next

      5. Enter the SIP number or CallerID 

      6. Selected Codecs should be ONLY G.711 mu-law and G.711 a-law

      7. Save changes 

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