Guest Editorial Traffic Engineering for Multi-Layer Networks

The 15 papers in this special issue focus on traffic engineering for multi-layer networks. The papers can be roughly divided into the following three groups: 1) New Approaches to Traffic Engineering, 2) Multi-layer Survivability, and 3) Specific Issues. Some of the specific issues include optimal topology design, multicast flow aggregation, load balancing, traffic grooming, and Ethernet-based technology.