power over ethernet

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Manufacturer pushes pseudo-Energy Star rating for Ethernet gear

Attention network administrators: Microsemi is rallying behind what it's calling a set of standardized efficiency ratings for Power over Ethernet PoE equipment. The Microsemi Green Power over Ethernet Certification program applies a series of tests to PoE equipment. The company is lobbying to have the certification used...

Tags: Ethernet, Equipment, Power Over Ethernet, Microsemi Green Power Over Ethernet Certification Program, Heather Clancy

Blog posts 2009-05-10

Bremond Independent School District Solves Wi-Fi Coverage Issues With Low-Cost D-Link PoE Switches and Access Points

Bremond ISD's older wireless LAN was difficult to expand and manage. The system didn't support Power over Ethernet PoE because the technology was not standardized at the time they purchased it. They had to wait months before they could deploy the wireless Access Points [APs], because the power wasn't in...

Tags: D-Link Systems, School District, Wi-Fi, Power Over Ethernet, Access Point, Bremond ISD, Home Networking, Wireless And Mobility, Networking, Personal Technology

Case studies 2009-04-01

UK College Saves Thousands in Cabling and Electrical Costs Using 3Com Power Over Ethernet Switches to Drive IP Video Surveillance System

With campus security a universal concern for schools, Treviglas Community College, which emphasizes personalized learning through an innovative curriculum, has long taken a proactive approach. To resolve its security issues, the school needed to make cost-conscious choices. It realized it could eliminate the major expense of installing fresh coaxial cabling...

Tags: IP Video, 3Com Corp., IP, Power Over Ethernet, Ethernet, Telecommunications, Network Technology, Networking

Case studies 2009-01-01

802.11n Access Points and Power over Ethernet: Key Considerations

In this 5 page report, you'll discover more about the key technical considerations when making the move to 802.11n. The report provides: • An overview of PoE • Information on verifying power performance • Proof that the solution works

Tags: Siemens AG, IEEE 802.11n, Power Over Ethernet, Access Point, Wi-Fi, Wireless

White papers 2008-10-08

Energy Saving Policy Using HP ProCurve Manager Plus on HP ProCurve Power Over Ethernet Switches: Scheduled Turn on and Turn Off of Power Over Ethernet

HP ProCurve's network management utility, ProCurve Manager Plus (PCM+), has the capability to create schedule-driven policies that can trigger at specified times on an hourly, a daily, a weekly, or a monthly basis. For a "Power-Saving" policy on ProCurve POE products, ProCurve Manager Plus can be configured to schedule a...

Tags: Ethernet, HP ProCurve, Power Over Ethernet, Utility Computing

White papers 2008-06-01

IT managers voice doubt on speed, PoE for 802.11n hardware

Computerworld has an interesting story describing IT managers’ doubts about the 802.11n Wi-Fi hardware. In a panel discussion at Interop, the corporate tech guys describe installations that fail to deliver the promised throughput and discuss doubts on the new hardware’s ability to deliver Power over Ethernet PoE.   ...

Tags: Voice, IEEE 802.11n, Hardware, Power Over Ethernet, Wi-Fi, Wireless, Rik Fairlie

Blog posts 2008-05-01

Power Over Ethernet Plus

The standard for Power over Ethernet PoE, IEEE Std. 802.3af-2003, helped increase the value of an Ethernet port by connecting and powering devices such as IP Phones using a common network infrastructure. An upcoming PoE standard known as Power over Ethernet Plus PoE Plus or IEEE P802.3at promises to deliver...

Tags: Power Over Ethernet, Ethernet Alliance, Ethernet, Networking

White papers 2008-04-01

Enhanced Power Over Ethernet: Easier Deployment and Improved Mobility

Cisco was the first to develop the capability of providing power to the network end device when it enabled a means of providing power from an Ethernet switch port to its Cisco IP phone. From there, Cisco began work with numerous other vendors within the IEEE to create a standards-based...

Tags: Mobility, Cisco Systems Inc., Power Over Ethernet, Cisco Enhanced Power Over Ethernet, Ethernet, Networking

White papers 2008-02-01

Power Over Ethernet (PoE) and 802.11n

Power over Ethernet PoE technology provides a means to transmit electrical power, along with data, to remote devices such as Wireless LAN WLAN Access Points APs over an unmodified Ethernet network. One of the primary benefits of PoE, as it relates to wireless LAN deployments, is negating the need for...

Tags: IEEE 802.11n, WLAN, Power Over Ethernet, Power Over Ethernet Technology, LANs, Wireless LANs, Wi-Fi, Wireless, Networking

White papers 2008-01-22

Hulcher Services Easily Migrates Mission-Critical Communications Systems With a D-Link Power Over Ethernet Switching Infrastructure

In order to design and overlay a cost-effective, high performance VoIP solution, Hulcher first needed to ensure a robust and reliable LAN switching infrastructure that could easily handle the performance requirements needed for their new VoIP solution. A key requirement for their infrastructure also included the ability of the LAN...

Tags: D-Link Systems, Ethernet, VoIP, Power Over Ethernet, Home Networking, Telecommunications, Networking, Personal Technology

Case studies 2007-04-30

802.3af Power Over Ethernet on the cheap

802.3af Power Over Ethernet on the cheapBeg to differ (of course, what else would you expect?!)"[i]You can't do advanced functions like VLAN separation on a cheap switch like this to separate your Voice devices from your data network[/i]"[url=http://www.geek-pages.com/articles/latest/dd-wrt_-_setting_up_a_separate/isolated_vlan_on_port_4_with_dhcp.html]fyi[/i], you can do VLAN on a cheap ($59) Linksys WRT54GL.But this whole...

Tags: LANs, VLAN, Power over Ethernet, IEEE 802.3af

Discussion threads 2007-02-02

802.3af Power Over Ethernet on the cheap

Anyone interested in IP Telephony or remote video cameras that draw power over an Ethernet cable has to be interested in some cheap 802.3af PoE Power Over Ethernet gear. Well I found just the thing with this AirLink 8 port 10/100 Ethernet switch with 4 802.3af PoE ports on...

Tags: Security, Infrastructure, Networking, Fun Stuff, Hardware, VoIP, IEEE 802.3af, PoE

Blog posts 2007-02-01

Cable Verification for Power Over Ethernet: Ensuring Service Success

IP and Ethernet link the world. This ubiquitous connectivity supports the services that let businesses do more and be more efficient. Some of the newest and most exciting are Voice over IP VoIP telephony, wireless LANs, network-based security and mobile data capture. These services add devices to the enterprise network,...

Tags: Data Capture, Power Over Ethernet, Cable, Fluke, Telephony, VOIP, Telecommunications, Networking

White papers 2007-01-01

Power Over Ethernet: The Cost Saving Solution for Powering Your Network

As the world goes wireless, with Wi-Fi Access Points APs, IP cameras and VoIP phones appearing everywhere, new wiring and equipment challenges are arising. Creative network architects want to put wireless APs in hard to reach places, at temporary work sites and trade shows, and beyond the reach of passers...

Tags: D-Link Systems, Associated Press, Network, Cost Savings, Power Over Ethernet, Home Networking, Wireless LANs, Wi-Fi, Wireless And Mobility, Networking, Personal Technology

White papers 2006-11-01

Air France Takes Off With VoIP and Power over Ethernet Project

Air France is a leader of world air transport. The company employs over 71,000 people. As of March 31, 2006, Air France's fleet is composed of 383 planes, 128 of which belong to the regional subsidiary companies. The company wanted to find most cost-effective solution to power IP phones which...

Tags: Phone, PowerDsine, IP Phone, Power Over Ethernet, VOIP, Telecommunications, Networking

Case studies 2006-08-31

Testing Power Over Ethernet (PoE) Enabled Systems: Understanding Potential Impacts on the Certification and Testing Process

Power over Ethernet PoE is an innovative that is increasingly being used increasingly to power IP telephones, wireless LAN access points, network cameras, and other network appliances. Network technicians that have implemented or are considering implementing PoE and installers offering this technology as part of their service should be aware...

Tags: Certification, Network, Power Over Ethernet

White papers 2006-04-01

105.9 mln power over Ethernet switch ports to ship by 2009

Shipments of Power Over Ethernet switch ports will grow strongly, to 105.9 mln in 2009, driven by sales of Internet Protocol phones and wireless LAN access points. End-user spending will reach $4.4 bln, Gartner says.

Tags: WIRELESS, Wi-Fi, Power over Ethernet

Blog posts 2006-03-19

Power Over Ethernet on Cisco Catalyst 6500 Series Switches

This paper describes the Power over Ethernet PoE capabilities for Cisco Catalyst 6500 Series Switches for both Cisco prestandard Inline Power as well as the standards-based IEEE 802.3af inline-power solutions. The Cisco Catalyst 6500 Series from Cisco Systems provides inline power on specific 10/100 and 10/100/1000 Ethernet modules (listed in...

Tags: Cisco Systems Inc., Power Over Ethernet

White papers 2006-03-01

Power over Ethernet revenues reached $96.09 mln in 2004

Power Over Ethernet PoE will ultimately become a defacto technology embedded in LAN switches. IDC estimates the Asia/Pacific excluding Japan or APEJ market for PoE to be $96.09 mln in 2004, and forecast to expand at a CAGR of 64% to reach $1.14 bln by 2009. PoE revenue constituted 2.4%...

Tags: Power over Ethernet

Blog posts 2005-04-10

Power over Ethernet revenues reached $96.09 mln in 2004

Power Over Ethernet PoE will ultimately become a defacto technology embedded in LAN switches. IDC estimates the Asia/Pacific excluding Japan or APEJ market for PoE to be $96.09 mln in 2004, and forecast to expand at a CAGR of 64% to reach $1.14 bln by 2009. PoE revenue constituted 2.4%...

Tags: Power over Ethernet

Blog posts 2005-04-09