We provide a free SIP service in the form of a free SIP account. You may register with our platform a SIP account and make Internet calls using a freely available SIP client.

This free service provides access to features present in Multimedia Service Platform. The SIP accounts is reachable from any open SIP network and you can make calls to SIP addresses or ENUM numbers. NAT traversal is included for both audio and video calls and you use multiple devices located on the public Internet or behind NAT routers.

What is not provided: support of any kind, access to the PSTN and access to emergency services 

To register your SIP account go to http://sip2sip.info