How to configure Kerio Operator to connect to OrbTalk


This information is designed for Kerio Operator 2.3.5 and older. For more information about creating and configuring a SIP interfaceAn external interface used for connecting to SIP providers. in later versions, see Connecting to VoIP service providers.

Learn how to configure connect Kerio Operator to OrbTalk using a SIPSession Initiation Protocol - A communication protocol used for voice and video calls in Internet telephony or private IP telephone systems. truck.


Before starting this procedure, ensure you have:

  • Your telephone number.
  • The user-name and password of the SIP account.
  • The SIP Domain
  • If you have a firewall, make sure the SIP (UDPUser Datagram Protocol - Ensures packet transmission. 5060 – 5090) and RTP (UDP 6000 – 65535) ports are open and properly routed to Kerio Operator. Kerio Operator requires that ports UDP 10000 - 19999 internally are open.


  1. Log in to the administration interface of your Kerio Operator and navigate to the Call Routing screen.
  2. Click Add a SIP Interface.
  3. Enter a description for the interface name. For example, OrbTalk.
  4. Choose the option New provider and enter your telephone number. For example, 0550935405.
  5. Click Next.
  6. Choose the extension to receive incoming calls and enter the prefixCountry codes, area codes, a number, or a set of numbers that are dialed before the telephone numbers. that will be used to dial out.
  7. Click Next.
  8. Enter the SIP registrar/proxy hostname.
  9. Enter 5060 in the Port Number.
  10. Enter your OrbTalk User Name as the authentication name and the SIP-Password as the password. Typically the username will follow the format of IPT-<country code and telephone number>. For example, IPT-441223202130.
  11. Ensure Must register with the Registrar is checked.
  12. Enable User ID differs from the telephone number, this will also be your User Name.
  13. Click Finish.

Your OrbTalk connection is now configured