Check Skype Connect out. http://www.skype.com/intl/en/business/sip/get-it-now Decent tech-sheets which explain everything you need to know if you want to implement this on your Asterisk-PBX. Most def. an enhancement to every business serious about Skype-connectivity and having it available as a SIP-trunk will remove a lot of the old problems with Skype. what you think ?