Mark is a technician for McNeil Inc. He is implementing a video conferencing over IP solution. He wants to ensure that he has sufficient bandwidth. He wants to upgrade the infrastructure, because he…

Mark is a technician for McNeil Inc. He is implementing a video conferencing over IP solution. He wants to ensure that he has sufficient bandwidth. He wants to upgrade the infrastructure, because he still has 5 Mbps links in many areas. What factors should he consider when upgrading the infrastructure to support video over IP? Each correct answer represents a complete solution. Choose all that apply.