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| Reference Guide for the Model RT328 ISDN Router | ||
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MRU | See | Maximum Receive Unit. |
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MSN | See | Multiple Subscriber Numbering. |
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masquerading | A technique by which several hosts share a single IP address for access to the | ||||
| Internet. This process is an extension of Network Address Translator (NAT). | ||||
| See also | Network Address Translator. |
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Maximum Receive | The size in bytes of the largest packet that can be sent or received. | ||||
Unit |
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Most Significant Bit or | The portion of a number, address, or field that is farthest left when written as a | ||||
Most significant Byte | single number in conventional hexadecimal ordinary notation. The part of the | ||||
| number having the most value. |
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Multilink Protocol | An extension to the | ||||
| B channels to provide a single 128 Kbps channel. | See | |||
Multiple Subscriber | A service of the telephone company in which a range of numbers is assigned | ||||
Numbering | to one line. Each device attached to that line (for example, a phone or router) | ||||
| must know which number it should answer. |
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National ISDN | Bellcore standard for first phase of ISDN interoperability among U.S. | ||||
| telephone companies. |
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NAT | See | Network Address Translator. |
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netmask | A number that explains which part of an IP address comprises the network | ||||
| address and which part is the host address on that network. It can be | ||||
| expressed in | ||||
| address. For example, a | ||||
| 255.255.255.192 or as /28 appended to the IP address. | ||||
Network Address | A proposal for IP address reuse, where the local IP address is mapped to a | ||||
Translator | globally unique address. | See also | masquerading. | ||
(or Translation) |
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NT1 (Network | Termination device that connects the user’s equipment to the ISDN network. | ||||
Termination 1) | Converts the local equipment’s | ||||
| telephone company interface. The NT1 is provided by the telephone company | ||||
| in most of the world, but it is provided by the user in North America. Referred | ||||
| to in some areas as a DSU. |
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numbered links | See | unnumbered links. |
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PAP | See | Password Authentication Protocol. |
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POTS | See | Plain Old Telephone Service. |
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Glossary |
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| 3 |