[2004-08-31] Covad Offers Business-class VoIP Services Based on Cisco Equipment
Covad Communications today announced that it is offering business-class Voice over IP (VoIP) services based on Cisco equipment to business customers nationwide.

[2004-08-30] Calpine Purchased and Deploys Peribit Sequence Reducers
Peribit Networks announced today that Calpine has purchased and deployed Peribit Sequence Reducers. Calpine's WAN optimization initiative, which included Peribit equipment, enabled Calpine to save $3.5 million per year in communications costs, providing a four-month ROI, and increase application performance by replacing its frame relay service with a WAN VPN service.

[2004-08-30] Emprisa Networks Announces Strategic Partnership with InfoSystems
Emprisa Networks today announced a strategic partnership with InfoSystems.

[2004-08-27] Sify Recieves Frost & Sullivan Market Leadership Award for IP VPN Markets
Sify announced today that it has been awarded the prestigious Frost & Sullivan Market Leadership Award for IP VPN markets for the year 2003.

[2004-08-25] Cisco Certification: How To Become A Truly Valuable CCNA
I've been active in the Cisco Certification track for four years, working my way from the CCNA to the coveted Cisco Certified Internetwork Expert title, and during that time I've conducted job interviews and casual conversations with hundreds of CCNAs and CCNA candidates.

[2004-08-24] GDC Introduces the SpectraComm SDT Ethernet Adapter
General DataComm, announces the addition of SpectraComm SDT (Synchronous Data Transport) to its flagship NEBS Level III certified SpectraComm product line.

[2004-08-23] Packard Bell Selects HomePlug for World's First PCs with Built-in Powerline Networking
New Desktops Offer the Best Balance of Simplified Whole-House Connectivity, Reliable Sharing and Enhanced Security.

[2004-08-18] Network Systems Design Conference Has "Sexy Expanded Focus"
What's it like to be the only show focused exclusively on networking system design? It's like being on top of the world.

[2004-08-18] What Is Wardriving And How Can You Prevent It
Imagine a car equipped with nothing more than a laptop computer, a portable GPS receiver, and a wireless network card slowly strolls through your neighborhood.

[2004-08-17] Introduction To ISDN: PAP
Now we know how the ISDN link comes up (interesting traffic), and some scenarios that might cause the link to stay up, we need to look at ISDN authentication schemes. The two methods Cisco certification candidates must be familiar with are PAP and CHAP.

[2004-08-17] Introduction To ISDN, Part II
In the previous ISDN article, we looked at how and why one router dials another using ISDN. Just as important is knowing what keeps the link up once it is dialed.

[2004-08-17] Cisco CCNA Certification: Introduction to ISDN
From the CCNA to the CCIE, ISDN is one of the most important technolgies you'll work with. It's also very common in the field; ISDN is frequently used as a backup connection in case an organization's Frame Relay connections go down. Therefore, it's important to know ISDN basics not only for your particular exam, but for job success.

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