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Nailed-up
Telco jargon for 'continually' connected. A leased line modem is
Nailed-up. ADSL is considered Nailed-up. ISDN may or may not be
Nailed-up. When ISDN is Nailed-up is it considered
IDSL.
(Dial-up modems are not considered 'Nailed-up'). NEBS - "NEBS is the most common set of safety, spatial and environmental design guidelines applied to telecommunications equipment in the USA". NEBS compliance is required for all equipment installed in Telephone Company Equipments. NEBS specifications is controlled by Telcordia Technologies Most equipment must meet both the following:
NIC (Network Interface Card) -- Usually, the card that installs into a personal computer that allows the PC a route to a network. An Ethernet card is considered a type of NIC. NOC (Network Operations Center)-- The physical location that is responsible for maintaining the network equipment. A NOC contains the equipment that supplies the services to the customer. NID (Network Interface Device) -- A hardware device that is attached at the customer premises that is the demarcation of ownership of wires and equipment. Normally the Access provider or Telco owns the equipment to the NID at which point the ownership transfers to the facilities owner. NODE - Generally, any single access point (or computer) that is connected to a network. See Also: Network , Internet , Intranet |
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