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2. Rack unit - Wikipedia

   en.wikipedia.org/wiki/Rack_unit

   Rack with sample component sizes including an A/V half-rack unit. A rack unit (abbreviated U or RU) is a unit of measure defined as 1 + 3 ⁄ 4 inches (44.45 mm). [1] [2] It is most frequently used as a measurement of the overall height of 19-inch and 23-inch rack frames, as well as the height of equipment that mounts in these frames, whereby the height of the frame or equipment is expressed ...

3. 19-inch rack - Wikipedia

   en.wikipedia.org/wiki/19-inch_rack

   There is little evidence that the dimensions of these early racks were standardized. Telephone equipment racks (1923) The 19-inch rack format with rack-units of 1.75 inches (44.45 mm) was established as a standard by AT&T around 1922 in order to reduce the space required for repeater and termination equipment in a telephone company central ...

4. Eurocard (printed circuit board) - Wikipedia

   en.wikipedia.org/wiki/Eurocard_(printed_circuit...

   The connector known as the 5-row DIN, which is used for the VME64 Extensions standard is IEC 61076-4-113. The VME64 Extension architecture defined by VITA 1.1-1997 (R2002). Another popular computer architecture that utilizes the 6U-160 Eurocard is CompactPCI and CompactPCI Express. These are defined by PICMG 2.0R3 and PICMG Exp0 R1 respectively.

5. Cisco 2500 series - Wikipedia

   en.wikipedia.org/wiki/Cisco_2500_series

   Cisco 2503 with top cover removed. The Cisco 2500 series routers are a series of 19" rack mount access routers typically used to connect Ethernet or Token Ring networks via ISDN or leased serial connections (i.e. Frame Relay, T1 etc.).

6. Juniper MX Series - Wikipedia

   en.wikipedia.org/wiki/Juniper_MX_Series

   In 2006, Juniper released the first of the MX-series, the MX960, MX240, and MX480. The second generation routers, called MX "3D", were first released in 2009 and featured a new Trio chipset and IPv6 support. In 2013, the MX routers were improved to increase their bandwidth, and a virtualized MX 3D router, the vMX 3D, was released in 2014.

7. Walmart's Presidents' Day deals are here — recliners under ...

   www.aol.com/lifestyle/walmarts-presidents-day...

   Walmart's Presidents' Day sales are here. Save on Dyson vacuums, Apple AirPods, sheet sets, mattresses, and more.

8. AOL Mail

   mail.aol.com/d?reason=invalid_cred

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

9. BT Smart Hub - Wikipedia

   en.wikipedia.org/wiki/BT_Smart_Hub

   The BT Home Hub 1.0, 1.5 and 2.0 devices connect to the Internet using a standard ADSL connection. The BT Home Hub 3 and 4 models support PPPoA for ADSL and PPPoE for VDSL2 , in conjunction with an Openreach-provided VDSL2 modem to support BT's FTTC network ( BT Infinity ).