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The competing MGBASE-T Alliance, stating the same faster Gigabit Ethernet objectives, was founded in December 2014. [15] In contrast to NBASE-T, the MGBASE-T said that their specifications would be open source. [16] IEEE 802.3's "2.5G/5GBASE-T Task Force" started working on the 2.5GBASE-T and 5GBASE-T standards in March 2015. [17]
A computer network diagram is a schematic depicting the nodes and connections amongst nodes in a computer network or, more generally, any telecommunications network ...
Two sub-classes of managed switches are smart and enterprise-managed switches. [28] Smart switches (aka intelligent switches) are managed switches with a limited set of management features. Likewise, web-managed switches are switches that fall into a market niche between unmanaged and managed. For a price much lower than a fully managed switch ...
Management Data Input/Output (MDIO), also known as Serial Management Interface (SMI) or Media Independent Interface Management (MIIM), is a serial bus defined for the Ethernet family of IEEE 802.3 standards for the Media Independent Interface, or MII. The MII connects media access control (MAC) devices with Ethernet physical layer (PHY ...
see also Dell Networking - Managed Multi-layer Gigabit Ethernet switches for details on current portfolio. The PowerConnect 6024 with 24 Gigabit Ethernet over twisted pair ports was announced in early 2004. [8] The PowerConnect 6024F was a 24 port, layer 3, all-Gigabit, fiber-optimized switch. It had 24 SFP ports, eight of which doubled as ...
Gigabit Ethernet switch modules were produced by IBM, Nortel, and Cisco Systems. BLADE Network Technologies produced some switches, and later was purchased by IBM. In all cases speed internal to the BladeCenter, between the blades, is non-blocking. External Gigabit Ethernet ports vary from four to six and can be either copper or optical fiber.
The first 10 Gigabit Ethernet standard, IEEE Std 802.3ae-2002, was published in 2002. Subsequent standards encompass media types for single-mode fiber (long haul), multi-mode fiber (up to 400 m), copper backplane (up to 1 m) and copper twisted pair (up to 100 m). All 10-gigabit standards were consolidated into IEEE Std 802.3-2008.
Switching uses different kinds of network switches. A standard switch is known as a layer-2 switch and is commonly found in nearly any LAN. Layer-3 or layer-4 switches require advanced technology (see managed switch) and are more expensive and thus are usually only found in larger LANs or in special network environments.
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