|
|
| Components and Architecture - Networking Basics Reference | |
|
|
|
|
|
| Name/Acronym | Name/Definition | Comments |
|
|
|
|
|
|
| Modbus TCP/IP | Variant of Modbus protocol | Modbus TCP/IP is a derivative of related Modbus |
|
|
|
| protocol used with |
|
|
|
| acquisition and supervisory structures. Basically, |
|
|
|
| Modbus TCP/IP encapsulates Modbus messages in |
|
|
|
| TCP frames for transport in an Ethernet network. |
|
| Modem | Modems are commonly used for transmitting |
| |
|
| device for translating data in | digital data over analog telephone lines. A modem |
|
|
| differing media and/or | is required at each end of the link. |
|
|
| format. |
|
|
| Multicast | Transmission of a message |
|
|
|
| with multiple destinations. |
|
|
| Name Server | Network software that | See also “DNS”. |
|
|
| translates |
|
|
|
| into numeric IP addresses |
|
|
| NetBIOS | Microsoft networking | Used with Microsoft LAN Manager and Windows |
|
| /NetBEUI | protocols | NT products. |
|
| netid | Network Identifier | The portion of the IP address (left part) that |
|
|
|
| identifies the network. |
|
| Netware | Network operating System |
|
|
|
| (NOS) by Novell |
|
|
| Network | A system of | “Computing devices” often include Personal |
|
|
| interconnections in which | Computers (PCs), but also can include other |
|
|
| networking devices such as |
| |
|
| Hubs, Bridges, etc transport | controllers, operator interface units, and graphical |
|
|
| messages between | trending devices. |
|
|
| computing devices. |
|
|
|
|
|
|
|
| Network Address | A code that resides in a | The identifying code is usually numeric, but |
|
|
| networked device, and that | additional, |
|
|
| identifies the device | user convenience in device identification. |
|
|
| uniquely on the network(s) | Network addresses usually include a MAC address |
|
|
| to which it is connected. | and an IP address, and may also include Host |
|
|
|
| Name (for a PC) or other |
|
| Network | Administrative services that | Many commercial and industrial facilities have |
|
| Management | include configuration, | large networks that are managed by |
|
|
| tuning, performance | professional IT employees. Other facilities |
|
|
| monitoring, and problem | contract the services of professional IT agencies. |
|
|
| diagnosis and repair. | For networks that are dedicated for special |
|
|
|
| purposes (process control, for example), and are |
|
|
|
| uncomplicated and easy to control, Network |
|
|
|
| Management is sometimes assigned to local |
|
|
|
| employees as a |
|
|
|
| Advised judgment is recommended. |
|
|
|
|
|
|
| NIC | Network Interface Card | The NIC is plugged into one of the PC’s expansion |
|
|
|
| slots. It includes the hardware and software (OSI |
|
|
|
| Layer 1 and Layer 2) required for connecting the |
|
|
|
| PC to the network. |
|
|
|
|
|
|
|
|
|
|
|
Revision 5 | HC900 Hybrid Controller Installation and User Guide | 31 |
9/03 |
|
|
