METHOD AND EQUIPMENT FOR FORWARDING A SIP REQUEST MESSAGE HAVING ALERTING INFORMATION ASSOCIATED THEREWITH TO A RECEIVING SUBSCRIBER IN A SIP BASED COMMUNICATIONS NETWORK

摘要

Method and user equipment and network node for sending a SIP request message having alerting information associated therewith from an originating user equipment having an originating SIP-UA associated therewith to a receiving SIP-UA associated with a receiving user equipment in a SIP based communications network, including setting a condition which must be met in order for the receiving SIP-UA to be allowed to receive the alerting information, checking whether the condition has been met, and f the condition has been met, passing the alerting information on to the receiving SIP-UA.