A flexible integrated multi-layer protection scheme for IP-over-WDM networks. - Krishanthmohan Ratnam; Mohan Gurusamy; Luying Zhou (ICON, 2004)

Differentiated QoS routing of restorable sub-lambda connections in IP-over-WDM networks using a multilayer protection approach. - Krishanthmohan Ratnam; Mohan Gurusamy; Luying Zhou (BROADNETS, 2005)

Rerouting Schemes with Inter-layer Backup Resource Sharing for Differentiated Survivability in IP-over-WDM Optical Networks. - Krishanthmohan Ratnam; Mohan Gurusamy; Luying Zhou (LCN, 2006)

Efficient multi-layer operational strategies for survivable IP-over-WDM networks. - Krishanthmohan Ratnam; Luying Zhou; Mohan Gurusamy (IEEE J. Sel. Areas Commun., 2006)

Differentiated Survivability Framework and Modeling for Heterogeneous Grooming Optical Networks. - Krishanthmohan Ratnam; Mohan Gurusamy; Luying Zhou (GLOBECOM, 2007)

Differentiated survivability with improved fairness in IP/MPLS-over-WDM optical networks. - Krishanthmohan Ratnam; Mohan Gurusamy; Luying Zhou (Comput. Networks, 2009)

A flexible optical switch architecture for efficient transmission of optical bursts. - Krishanthmohan Ratnam; Mohan Gurusamy; Kee Chaing Chua (Comput. Commun., 2013)

Efficient Switch Architectures for Pre-configured Backup Protection with Sharing in Elastic Optical Networks (EON). - Suthaharan Satkunarajah; Krishanthmohan Ratnam; Roshan G. Ragel (CoRR, 2014)

Pre-configured backup protection with limited resource sharing in elastic optical networks. - Suthaharan Satkunarajah; Krishanthmohan Ratnam; Roshan G. Ragel (ICIIS, 2015)

Burst switching using variable optical splitter based switches with wavelength conversion. - Krishanthmohan Ratnam; Roshan G. Ragel; Dinuka C. A. Wehella (ICIIS, 2017)

Study of a Switch Architecture for Survivable Routing in Elastic Optical Networks. - Krishanthmohan Ratnam; Roshan G. Ragel; Suthaharan Satkunarajah; Balakayan Kumaravel (ICIIS, 2021)