Frequently Asked Questions

  1. Which operating systems are supported?

Windows XP, 2003 Server and Vista.

  1. Can I use a RADIUS server to authenticate SIP endpoints?

Future versions will support RADIUS authentication. Please check version updates regularly.

  1. Is there any limitation on the number of users can be defined on TekSIP?

Freeware version allows maximum 5 endpoints definitions. Freeware version also permits maximum 5 simultaneous of SIP calls. Commercial version supports 50 registrations/50 simultaneous calls.

  1. Does Logging have a negative impact on TekSIP performance?

Yes, depending on the number of calls made in a specific interval of time logging can cause performance degradation. Use logging just when it’s needed.

  1. Where does TekSIP store configuration data?

TekSIP stores configuration data in TekSIP.ini which can be found under application directory.

  1. Does TekSIP allow alphanumeric characters in SIP usernames?

No, you can just use numeric characters in SIP usernames.

  1. I get "Application could not be initialized (0x0000135) Press OK to quit" error when I try to run TekRADIUS. What is wrong?

Please check if you have Microsoft .NET Framework 2.0 installed. If you don't have it download and install from Microsoft Downloads.

  1. How NAT traversal works on TekSIP?

TekSIP supports NAT traversal between registered endpoints. If your default route is a SIP UA, NAT traversal will also work.