COMMUNICATIONS & NETWORKING

Heuristic Algorithms for the Routing and Wavelength Assignment of Scheduled Lightpath Demands in Optical Networks . . 2 Nina Skorin-Kapov Efficient Multi-Layer Operational Strategies for Survivable IP-over-WDM Networks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Krishanthmohan Ratnam, Luying Zhou, and Mohan Gurusamy Fair Sharing Using Dual Service-Level Agreements to Achieve Open Access in a Passive Optical Network . . . . . . . . . . . . . . 32 Amitabha Banerjee, Glen Kramer, and Biswanath Mukherjee An Improved Algorithm for Optimal Lightpath Establishment on a Tree Topology. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Guoliang Xue, Weiyi Zhang, Jian Tang, and Krishnaiyan Thulasiraman Backup Reprovisioning to Remedy the Effect of Multiple Link Failures in WDM Mesh Networks …