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5. Appendices
5.1 Glossary
IP address | When the TCP/IP protocol is installed on a computer system, that system is assigned a |
| unique address. The address is made up of four numbers, each from 0 to 255. |
| For example, 168.8.156.210. |
MAC address | The physical address of the card expressed in hexadecimal format. The decimal values |
| of the last two bytes represent the last two numbers in the IP address. |
Agent | Software in charge of managing one or more MIBs. |
| The agent for MGE UPSs manages the contents of the MGE and IETF MIBs according |
| to the information received from the connected UPS. There are three types of agents, |
| |
Embedded agent | An electronic card installed in the UPS for direct connection to the TCP/IP - SNMP |
| network. |
UPS | Uninterruptible Power Supply. |
Ethernet | A baseband |
| method. Coaxial cable is used as the physical support (optic fibre and twisted pairs have |
| been added by IEEE). The throughput is 10 MB per second and coding is Manchester |
| with |
MIB | Data base managed by an agent. The data base is made up of a set of objects |
(Management Information Base) | pertaining to the elements administered by the agent. Each object is identified by an OID |
| (Object ID). |
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