Connectivity
We will consider connectivity of
home
and
organization
LANs,
mobile
connectivity, and
backbone
networks.
Topic
Assignment
Home connectivity
Presentation: Characteristics of communication links
Presentation: Network overview
Presentation: home connectivity overview
Home connectivity test
Presentation: mobile and portable connectivity
Presentation: cellular connectivity
Presentation: wifi connectivity
Presentation: satellite connectivity
Presentation: organization connectivity
Presentation: a datacenter
Presentation: the CalREN backbone
Presentation: NSFNet, the first Internet backbone
Presentation: Internet backbones today
Hypothetical home network
Cost of home information
Local area networks (LAN)
Home LAN connectivity options
Describe options
The importance of standards
NY Times article on home networking options
Presentation: Characteristics of communication links
Units of measure for distance and speed
Prefixes for counting large numbers
Communication links
Transmission speed
Video is demanding
Home speed and storage
Common sense radio and WiFi
Broadband connectivity options
Clearwire
Fiber is the future
How is the US doing?
Speed testing services
Communication satellites
High altitude platforms
US policy presentation
US policy article
Short overview article on US policy
Mobile and portable connectivity
Fixed, mobile and portable connectivity
Cellular telephony
EVDO review
WiFi hotspots
Philadelphia municipal netework
WiMAX
Portable devices, innovation and form factors
Portable wireless form factors
Combination Wifi-cellular phone and service
Now available in Japan
Mobile access in business
Smart radios
Organization connectivity
CSUDH LAN
Map of CalREN
Los Angeles hub site
Connected LANs
CalREN hub sites
Links to CalREN
CSUDH traffic
CSUDH traffic
CSUDH traffic
Organization connectivity options
Fenwick and West mini case
Data centers and exchange points
Mega data centers and electric power
Google data center presentation
Server options
Toward ubiquity -- small servers
Backbone networks
Backbone overview -- good and bad news
NSFNet, the first global backbone
Backbone examples
Verizon (ex-MCI, UUNET) performance statistics
Undersea cables
Global Internet traffic -- University of Minnesota
CAIDA
Steadily improving performance -- global
Steadily improving performance -- Ethernet links
Internet Perils monitoring
International bandwidth capacity
Telegeography backone status and trends
Comparative prices of international links
Internet in developing nations
Internet inequity
Global access gap