Nothing Special   »   [go: up one dir, main page]

Fawaz et al., 2009 - Google Patents

Priority-aware optical shared protection: An offline evaluation study

Fawaz et al., 2009

View PDF
Document ID
17941901506753415535
Author
Fawaz W
Sawah T
Abou-Rjeily C
Publication year
Publication venue
Computer communications

External Links

Snippet

The availability of an optical connection is considered to be a critical service differentiator in WDM optical networks. In this regard, the design of a protection scheme that improves the availability of high priority optical connections and makes efficient use of optical resources is …
Continue reading at citeseerx.ist.psu.edu (PDF) (other versions)

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0284—WDM mesh architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0254—Optical medium access
    • H04J14/0267—Optical signaling or routing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0254—Optical medium access
    • H04J14/0256—Optical medium access at the optical channel layer
    • H04J14/0257—Wavelength assignment algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0293—Optical channel protection
    • H04J14/0295—Shared protection at the optical channel (1:1, n:m)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance or administration or management of packet switching networks
    • H04L41/06—Arrangements for maintenance or administration or management of packet switching networks involving management of faults or events or alarms
    • H04L41/0654—Network fault recovery
    • H04L41/0659—Network fault recovery by isolating the faulty entity
    • H04L41/0663—Network fault recovery by isolating the faulty entity involving offline failover planning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0086—Network resource allocation, dimensioning or optimisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/22—Alternate routing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/02—Topology update or discovery
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance or administration or management of packet switching networks
    • H04L41/12—Arrangements for maintenance or administration or management of packet switching networks network topology discovery or management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00—Routing or path finding of packets in data switching networks
    • H04L45/12—Shortest path evaluation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H04Q3/0062—Provisions for network management
    • H04Q3/0075—Fault management techniques

Similar Documents

Publication Publication Date Title
Zhang et al. Availability-aware provisioning strategies for differentiated protection services in wavelength-convertible WDM mesh networks
Zhang et al. A new provisioning framework to provide availability-guaranteed service in WDM mesh networks
Shahriar et al. Reliable slicing of 5G transport networks with bandwidth squeezing and multi-path provisioning
US7218851B1 (en) Communication network design with wavelength converters
Frederick A single-fault recovery strategy for optical networks using subgraph routing
Melián et al. Capacity expansion of fiber optic networks with WDM systems: problem formulation and comparative analysis
Drid et al. A survey of survivability in multi-domain optical networks
Rocha et al. Revisiting p-cycles/FIPP p-cycles vs. shared link/path protection
Fawaz et al. Priority-aware optical shared protection: An offline evaluation study
Din et al. Multicast backup reprovisioning problem for Hamiltonian cycle-based protection on WDM networks
Ou et al. Extension of segment protection for bandwidth efficiency and differentiated quality of protection in optical/MPLS networks
Yuan et al. Dynamic lightpath protection in WDM mesh networks under wavelength-continuity and risk-disjoint constraints
He et al. Dynamic service-level-agreement aware shared-path protection in WDM mesh networks
Iyer Investigation of cost and spectrum utilization in internet protocol-over-elastic optical networks
Song et al. On the study of multiple backups and primary-backup link sharing for dynamic service provisioning in survivable WDM mesh networks
Sebbah et al. Differentiated quality-of-protection in survivable WDM mesh networks using p-structures
Fawaz et al. Priority-enabled optical shared protection: An online efficiency evaluation study
Li et al. Efficient online algorithms for dynamic shared path protection in WDM optical networks
Junior et al. A new algorithm for dimensioning resilient optical networks for shared-mesh protection against multiple link failures
Vadrevu et al. Survivable IP topology design with re-use of backup wavelength capacity in optical backbone networks
Guo et al. A new shared-risk link groups (SRLG)-disjoint path provisioning with shared protection in WDM optical networks
Mehr et al. Protection Techniques using Resource Delayed Release for SDN-based OTN over WDM Networks
Din A genetic algorithm for solving virtual topology configuration transition problem in WDM network
Ni et al. An improved approach for online backup reprovisioning against double near-simultaneous link failures in survivable WDM mesh networks
Song et al. The advantages of backup reprovisioning after failure repair (and failure arrival) in telecom mesh networks