Stories by Jeff Caruso

Facebook vs. Google+ vs. Twitter vs. LinkedIn

Much has changed since we examined the <a href="">ongoing war</a> between Facebook and <a href="">Twitter</a> in the spring of 2010. The stakes are higher, the competition has increased, and we see LinkedIn and Google roaring into the social networking arena like never before.

IaaS vs. PaaS vs. SaaS

Several different flavors have sprung up in <a href="">cloud computing</a> and each has their pros and cons. Add to these the plethora of vendor-created acronyms and it can be confusing to figure out the best option.

Cisco's moment of truth

Cisco achieved a milestone in its most recent fiscal quarter, one with profound implications for the future of the company: Cisco made more money from its new products and services than it did from routers and switches.

Ethernet at 35

Ethernet turned 35 last week. The official birth date of Ethernet is generally regarded as May 22, 1973, the date of a memo penned by Bob Metcalfe that laid out the basic concepts of Ethernet. To mark the occasion, I thought it might be fun to look back at another anniversary milestone.

New Broadcom chip runs from 10Mbps to 10Gbps

Broadcom last week introduced a transceiver that can support the widest range of Ethernet speeds possible, from 10Mbps Ethernet to 10 Gigabit Ethernet - all over unshielded twisted pair wiring.

Happy 25th, TCP/IP

Believe it or not, it has been a mere 25 years since TCP/IP walked into our lives and changed them forever.

New IPv6 speed records set

Who says speeds and feeds are passe? Who says network interface cards are a commodity? If you look at the latest 10 Gigabit Ethernet activity, the speed of NICs is very much at the forefront of industry competition.

Cisco, Microsoft to clash on net security

When Microsoft unveiled its security technology initiative last month, one interesting aspect of it was somewhat buried - the network equipment partners, which include most of the major players other than Cisco.

WLAN vendors spar over methods

Wireless LAN equipment vendors drew sharp contrasts among themselves in the spirited debate of Network World's Wireless LAN Showdown Wednesday.

Cisco upbeat about future

In a series of presentations here at its annual analyst conference, Cisco Systems Inc. this week detailed its plans for getting through the current economic storm.