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ZDNet Dictionary Definition
- Ethernet
- The standard local area network LAN access method. A reference to "LAN," "LAN connection" or "network card" automatically implies Ethernet. Defined by the IEEE as the 802.3 standard,...
- Full Ethernet Definition >>
ZDNet Resources
- Metro Ethernet Technology on Cisco Catalyst 6500 Series Switch
- Ethernet technology has experienced several changes, evolving from a shared-media half-duplex 10 Mbps LAN technology to a full-duplex switched 10/100/1000/10000 Mbps LAN technology, as the demand for higher networking speeds has grown. Ethernet switches, too, have evolved with advanced capabilities; notably, advanced Quality of Service QoS and security, which previously...
- Tags: Cisco Catalyst, Metro Ethernet, Cisco Systems Inc., Ethernet Technology, Ethernet, Network Technology, Networking
- White papers 2007-12-26
- Cisco Catalyst 4500 E-Series High-Availability Uplinks
- The new Supervisor Engine 6-E introduced with the Cisco Catalyst 4500 E-Series includes two 10 Gigabit Ethernet uplinks using X2 optics. Twin gigabit converter modules provide 2 Gigabit Ethernet (Small Form-Factor Pluggable [SFP]) uplinks per X2 optic slot, allowing flexibility for up to 4 Gigabit Ethernet uplinks. The Cisco Catalyst...
- Tags: Cisco Catalyst, Supervisor, Gigabit Ethernet, Cisco Systems Inc., Cisco Catalyst 4500 E-Series, Ethernet, Workforce Management, Network Technology, Networking, Human Resources
- White papers 2007-10-01
- Understanding EtherChannel Load Balancing and Redundancy on Catalyst Switches
- Fast EtherChannel allows multiple physical Fast Ethernet links to combine into one logical channel. This allows load sharing of traffic among the links in the channel as well as redundancy in the event that one or more links in the channel fail. Fast EtherChannel can be used to interconnect LAN...
- Tags: Cisco Catalyst, Channel, Cisco Systems Inc., Ethernet, Network Technology, Networking
- White papers 2007-07-09
- Cisco Catalyst 6500 Series 10 Gigabit Ethernet Modules
- The Cisco Catalyst 6500 Series has 8-port 10 Gigabit Ethernet modules and 4-port 10 Gigabit Ethernet modules. These modules support pluggable optics to support distances up to 80km over single-mode fiber, 300m over multimode fiber, and 15m over copper. The 8-port 10 Gigabit Ethernet module provides up to 64 10...
- Tags: Cisco Catalyst, 10-Gigabit Ethernet, Module, Cisco Systems Inc., Cisco Catalyst 6500 Series, Ethernet, Network Technology, Networking
- White papers 2007-05-01
- Buffers, Queues and Thresholds on Catalyst 6500 Ethernet Modules
- With the wide variety of Ethernet modules currently available on the Catalyst 6500 series switches, determining the size of the port buffers, the number and type of the receive and transmit queues, and the number of tail-drop or Weighted Random Early Detect WRED thresholds can be a daunting task. This...
- Tags: Cisco Catalyst, Threshold, Module, Cisco Systems Inc., Ethernet, Networking
- White papers 2006-12-01
Additional Resources
- Dell opts for performance with R5400 data center-hosted desktop
- Dell unveiled its data center-hosted desktop product line on Tuesday. Unlike rivals Hewlett-Packard and IBM, Dell didn't build its solution on blade servers but instead opted for a high performance system using a 2U box called the Dell Precision R5400 Rack Workstation. "By not putting the solution...
- Tags: Dell Computer Corp., Performance, R5400, Workstations, Desktops, Servers, Hardware, Jason Hiner
- Blog posts 2008-07-24
- Juniper: Enterprise demand strong; Johnson hired to scale up
- Current Juniper CEO Scott Kriens delivered strong quarter results, said enterprise demand was solid and outlined the primary reason Kevin Johnson was hired as his replacement: He knows how to scale. Ahead of its earnings report statement Thursday Juniper made the Johnson news official. The company has...
- Tags: Revenue, Juniper Networks Inc., Kevin Johnson, Operational Accounting, Finance, Larry Dignan
- Blog posts 2008-07-24
- Brocade to acquire Foundry in $3 Billion deal
- Brocade to acquire Foundry in $3 Billion dealEthernet Simplicity WinningThis acquisition confirms to me that Ethernet simplicity will be the long-term winner in the data center. http://blog.tmcnet.com/the-hyperconnected-enterprise/data-center/brocade-foundry-acquisition-confirms-ethernet-simplicity-will-win.asp
- Tags: Ethernet, Network technology, NETWORKING, Foundry Networks Inc., Brocade Communications Systems Inc.
- Discussion threads 2008-07-24
- Childs rigged crazyquilt private network
- Childs rigged crazyquilt private networkBut who is monitoring the monitor?Gartner's statement not worth quoting. They are the most worthless thing to hit IT.Was Childs the only IT person on staff that knew anything about computers? That's what it sounds like. But this isn't that hard to believe. Most IT...
- Tags: NETWORKING, Most IT department, private network, network, information technology
- Discussion threads 2008-07-24
- 2016: "You're watching the Linux Channel."
- July 24th, 2016. Josef Konsumer, a home-based employee and portfolio manager for ICBC/CiticorpChase, a Chinese-owned multinational investment bank, wakes up to hear his alarm clock go off at 8am, and gets out of bed, his 47-year old body aching from an aggressive personal trainer session from the...
- Tags: PC, Linux, Desktops, Microsoft Windows, Data Centers, Operating Systems, Open Source, Software, Hardware, Storage, Data Management, Jason Perlow
- Blog posts 2008-07-24
- News to know: DNS flaw; Amazon; Microsoft shakeup; Facebook
- Notable headlines: Ryan Naraine: Researchers borrow from Google PageRank for network defense service Attack code published for DNS flaw Nate McFeters: |)ruid and HD Moore release part 2 of DNS exploit 'Spam King' escapes from federal prison iPhone vulnerable to phishing,...
- Tags: Apple iPhone, Facebook, DNS, Amazon.com Inc., Microsoft Corp., Microsoft Xbox, Flaw, Game Players, Domain Names, Networking, Security, Consumer Electronics, Personal Technology, Internet, Larry Dignan
- Blog posts 2008-07-24
- |)ruid and HD Moore release part 2 of DNS exploit
- |)ruid and HD Moore release part 2 of DNS exploitSo, Linux's BIND the first to be exploited...So, Linux's BIND the first to be exploited...Nice work!CoolNate, nice post and analysis!Wasn't the replacing the ns.victim.com cache entry part of the Halvar Flake speculation? I thought first part of the exploit was to...
- Tags: Domain names, NETWORKING, Operating systems, Alecco, DNS, ruid, exploit, HD Moore, Linux
- Discussion threads 2008-07-24
- Toshiba Satellite L305-S5875
- Editors' note: This review is part of our Back-to-School 2008 roundup, covering specific configurations of popular laptops that can be found in retail stores.The Toshiba Satellite L305-S5875 is a thoroughly average, entry-level laptop. It wasn't too long ago that an average, entry-level laptop meant one that was underpowered and shabbily...
- Tags: Notebooks, Toshiba Corp., Toshiba Satellite, Toshiba Satellite L305-S5875, laptop computer
- Product reviews 2008-07-23
- Microsoft splits its Platforms
- Microsoft splits its Platformsjohnson leavingFirst of all, this is good news. It's not like he as done a good job running this companies marketing and online business. This is good news. Microsoft is making changes and its for the better. For all your naysayers who like to...
- Tags: NETWORKING, Microsoft Corp., Johnson, rep, Juniper Networks Inc.
- Discussion threads 2008-07-23
- Inside the mind - and config - of Terry Childs
- Terry Childs's lawyer, Erin Crane, offered the court some insights into the Childs' motivations in changing SF's network passwords. She will argue today for a reduction in his $5 million bail, perhaps to something closer to the bail set for common murderers ($1 mil.) In her written...
- Tags: Password, Network, Backup, Terry Childs, Richard Koman
- Blog posts 2008-07-23
- SF mayor gets back to the keys to the city
- "The first thing I want you to know, Mr. Mayor, is that when you walk out of this room, you will have the computer codes." So spoke Terry Childs, San Francisco's jailed network administrator, to Mayor Gavin Newsom, in a spur-of-the-minute jailhouse meeting, according to SF Chronicle...
- Tags: City, Lawyer, Computer, Productivity, Richard Koman
- Blog posts 2008-07-23
- Cisco acquires Pure Networks, home networking software
- Cisco Systems has cable set-top boxes and your home along with the routers. Now it wants the software that puts your entire home network together. Cisco, which is determined to be a big consumer player as well as an enterprise behemoth, on Wednesday that it will buy...
- Tags: Software, Pure Networks, Cisco Systems Inc., Home Networking, Networking, Personal Technology, Larry Dignan
- Blog posts 2008-07-23
- The empire strikes back: Can Microsoft's ads cure my Vista psychosis?
- Microsoft is ready to launch its campaign to save Vista's reputation, which has been formed by the software giant's miscues as well as Apple's funny ads. The big question: Is this a mess that Microsoft can market its way out of? Ed Bott found the first hints...
- Tags: Advertisement, Microsoft Windows Vista, Microsoft Corp., Microsoft Windows Vista (Longhorn), Operating Systems, Microsoft Windows, Software, Larry Dignan
- Blog posts 2008-07-22
- Open Source VoIP: Asterisk or FreeSwitch?
- When the time came for a new PBX, Brian Snipes chose to do something a bit unconventional. The IT manager at law firm Hare, Wynn, Newell, and Newton LLP didn't purchase a commercial PBX, nor did he settle on the open source market leader,...
- Tags: Phone, PBX, Attorney, FreeSwitch, Asterisk, Telephony, VOIP, Open Source, Telecom & Utilities, Networking, Telecommunications, Dave Greenfield
- Blog posts 2008-07-22
- HP Compaq CQ50-115NR
- Note: This review is part of our Back-to-School 2008 roundup, covering specific configurations of popular laptops that can be found in retail stores.We were excited when HP announced the revival of the Compaq Presario brand earlier this year. Here was the promise of a family of basic, entertainment-oriented laptops at...
- Tags: Desktops, Compaq Presario, Compaq Computer Corp., Hewlett-Packard Co.
- Product reviews 2008-07-21
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