What type of request does the Media Gateway send to GVP’s SIP Session Manager? 04/20/2020 – by Mod_GuideK 0 What type of request does the Media Gateway send to GVP’s SIP Session Manager? A. INVITE B. ACK C. MRCP D. T-Events SHOW ANSWERSCorrect Answer: A Explanation/Reference: Download Printable PDF. VALID exam to help you PASS.