Deconstructing Code

Tsunamis prompt interest in 'Net alerts

From Network World:
An update on the IETF's effort to build in a protocol for emergency communications.

Posted by rshah on October 22, 2005| Comments (0)

DARPA takes aim at IT sacred cows

DARPA takes aim at IT sacred cows
ng the IT holy grails that DARPA wants to see revamped are the Internet Protocol, the seven-layer Open Systems Interconnection modelï¿½which defines how devices communicate on todayï¿½s networksï¿½and the von Neumann architecture, the basic design style underpinning almost all computers built today.

Posted by rshah on March 21, 2004| Comments (0)

Inside the Session Initiation Protocol

Inside the Session Initiation Protocol
All of these problems are addressed by SIP. With SIP, each user is identified through a hierarchical URL that's built around elements such as a user's phone number or host name (for example, SIP:user@company.com). The similarity to an e-mail address makes SIP URLs easy to guess from a user's e-mail address.

Posted by rshah on February 27, 2002| Comments (0)

The enum phenomenon

The enum phenomenon
Enter Enum, a simple but powerful protocol that's generating a great deal of interest among telecom carriers and Internet players. Enum lets an end user type a telephone number into a Web browser and access a URL listing the available Internet resources for that number, such as an IP telephony address, e-mail address and Web address.

Posted by rshah on October 05, 2001| Comments (0)

IPv6: The Future is Now

IPv6: The Future is Now
Cisco's Steve Deering warns that the costs of a slow rollout of IPv6 are being felt now—while nations and corporations that are implementing IPv6 ahead of everyone else are reaping the early bird's reward.

Posted by rshah on August 07, 2001| Comments (0)

O'Reilly's IPv6 Overview

O'Reilly's IPv6 Overview
It touches on what a lot of us already know, like a larger addressable space, security, and mobility, but it also goes into some detail that others may not know yet. It gives information on how addresses are divided between host bits and network bits, address creation, NDP, name resolution, multicasting, localnets, and localsites. It also has RFC references for the more demanding researchers among us, see also Slashdot

Posted by rshah on May 26, 2001| Comments (0)

Promise of IPv6

Promise of IPv6
The Economist carries a story entitled Upgrading the Internet which touts the virtues of IPv6, prompting this response to Dave Farber's Interesting-People list) asserting that "IPv6 does *nothing* to address the fundamental problems of IPv4, but rather it makes them *worse*."

Posted by rshah on April 03, 2001| Comments (0)

IPv6: Will This Dog Have Its Day?

IPv6: Will This Dog Have Its Day?
The Internet is in danger of becoming "frozen in time," according to Internet guru Vinton Cerf. With 360 million people roaming through cyberspace, a shortage of IP addresses could leave millions of Internet users "Netless."

Posted by rshah on March 31, 2001| Comments (0)

TCP/IP demonstration

TCP/IP demonstration
Animation of how TCP/IP works

Posted by rshah on March 22, 2001| Comments (0)

International Emergency Preference Scheme (IEPS)

International Emergency Preference Scheme (IEPS)
IEPS will provide authorized users priority access to telecommunication services and priority processing of communications in support of recovery operations during emergency events.

Posted by rshah on February 26, 2001| Comments (0)