TDSC
2010
13 years 2 months ago
2010
Automated, rapid, and effective fault management is a central goal of large operational IP networks. Today's networks suffer from a wide and volatile set of failure modes, wh...
ICC
2009
IEEE
13 years 5 months ago
2009
IEEE
Link protection schemes for WDM-based optical networks have been extensively researched. Most work to date has ignored the physical layer impairments (PLIs) that could be dominant ...
NETWORKS
2010
13 years 5 months ago
2010
Maˇnuch and Stacho [7] introduced the problem of designing f-tolerant routings in optical networks, i.e., routings which still satisfy the given requests even if f failures occur...
INFORMATICALT
2010
13 years 5 months ago
2010
We address the issue of inapproximability of the wavelength assignment problem in wavelength division multiplexing (WDM) optical networks. We prove that in an n-node WDM optical ne...
NETWORK
2007
13 years 7 months ago
2007
Passive optical networks are a prominent broadband access solution to tackle the “last mile” bottleneck in telecommunications infrastructure. Data transmission over standardiz...
IPL
2002
13 years 7 months ago
2002
In studying the scalability of optical networks, one problem which arises involves coloring the vertices of the n-cube with as few colors as possible such that any two vertices wh...
CN
2000
13 years 7 months ago
2000
The performance of packet-switching wavelength routed optical networks critically depends on packet contentions at the intermediate routers. This paper shows through simulations t...
COMCOM
2004
13 years 7 months ago
2004
One of the important issues in the design of future generation high-speed networks is to provide differentiated services to different types of applications with various time const...
TON
2008
13 years 7 months ago
2008
Traffic grooming in optical networks has gained significance due to the prevailing sub-wavelength requirement of end users. Optical networks get upgraded to the latest technology s...
PE
2008
Springer
13 years 7 months ago
2008
Springer
One of the major concerns in optical networks is the bandwidth underutilization problem. In fact, as WDM technology keeps maturing, there is a bandwidth gap between the transmissi...