Advanced Optical Networks

Advanced Optical Networks

SONET & SDH:

Brief history of SONET& SDH, Multiplexing hierarchy, Multiplexing structure - Functional components, Problem detection, Virtual tributaries & containers, Concatenation.

Architecture of OTN:

Digital wrapper, control planes, Control signaling, Multiplexing, hierarchies, Current digital hierarchy, revised hierarchies, Optical & Digital Transport hierarchies, Functionality stacks, Encapsulation & Decapsulation, GFP.

WDM, DWDM Topologies:

Relationship with SONET / SDH, EDF, WDM Amplifiers, Multiplexers, WADM I/P & O/P ports, span loss & chromatic, dispersion, Tunable DWDM lasers

Network Topologies & Protection schemes:

Non-negotiable requirements of robust networks, Line& Path protection switching, Type of Topologies, Optical Channel Concatenation, Meshed topologies, PON’s, Optical Ethernets, Wide area Backbones, Metro optical networking

MPLS & Optical networks:

Label switching, FEC, Scalability & granuility: labels & wavelength, MPLS nodes, Distribution & Binding methods, MPLS support of virtual private networks, Traffic Engineering, MPLS, Relationships of OXC, MPLS operation, MPLS & optical Traffic Engineering, Similarities. Control & Data planes interworking Architecture of IP & MPLS based optical transport Networks:

IP, MPLS & Optical control planes Interworking, The three control planes, Framework for IP Vs.

Optical networks, Generalized MPLS use in optical networks, Bidirectional LSP’s in optical network, Next horizon of GMPLS, ODVK General communication channels, Traffic parameters

Link Management protocol ( LMP):

What is managed, Data Bearing links, Basic function of LMP, LMP messages, LMP message header, TLW’s control channelManagement, LPC, LCV, Fault management, Extending LMP operations to optical links.