Routing and spectrum allocation in elastic optical networks under unicast and multicast traffic: A survey

Key Points

• Optimal routing and spectrum allocation improves bandwidth utilization in elastic optical networks, particularly under unicast and multicast traffic.
• The analysis covers multiple network topologies and compares various strategies for efficient traffic handling.
• Elastic optical networks facilitate flexible data transmission, necessitating effective routing methods and spectrum management.
• The findings highlight the need for innovative approaches to manage increasing traffic demands in optical networks.