3Com Nbx 100 And Ss3 Nbx Administration Guide

Configuring Option 184461
6After you have entered all elements in the new value, click OK. You return 
to the Predefined Options and Values dialog box. The values that you 
entered appear in the Val u e area of the dialog box under Byte.
The values appear in hexadecimal format although you entered them in 
decimal format. 
7To accept the values, click OK. You return to the DHCP Microsoft 
Management Console dialog box.
Activating Option 184To activate option 184, decide whether you want to apply the...

462APPENDIX C: CONFIGURING OPTION 184 ON A WINDOWS 2000 DHCP SERVER
To activate option 184 globally:
1In the left pane of the DHCP Microsoft Management Console dialog box, 
highlight Server Options.
2Right click Server Options, and from the menu that appears, select 
Configure Options. The Server Options dialog box appears.
3Scroll down in the Available Options list until you find the option that you 
just added (184 NBX in this example).
4Enable the check box to the left of the option.
5Click OK.
In the...

GLOSSARY
10BASE-TA form of Ethernet and IEEE 802.3 network cabling using twisted pair. It 
provides 10Mbits/s with a maximum segment length of 100 m (382 ft).
10BASE2An implementation of IEEE 802.3
 Ethernet standard, often called thinnet 
or cheapernet, because it uses thin coaxial cable. 10BASE2 runs at a data 
transfer rate of 10 Mbits/s with a maximum segment length of 185 m 
(607 ft) per segment.
911The emergency service that provides a single point of contact for police 
and fire departments. See...

464GLOSSARY
auto dialA feature that opens a line and dials a preprogrammed telephone 
number.
Auto AttendantA system feature that provides incoming callers with menu options to 
help them reach the appropriate person or information.
Auto DiscoveryA feature that “discovers” a new telephone or other device on the 
network. A new telephone receives a default telephone number that 
appears on the telephone display panel. A new device is assigned one or 
more extension numbers or device numbers.
auto redialA...

GLOSSARY465
bus topologyA type of network in which all devices are connected to a single cable. All 
devices that are attached to a bus network have equal access to it, and 
they can all detect all of the messages that are put on to the network. 
byteA unit of 8 bits that forms a unit of data. Usually each byte stores one 
character.
call coverage pointThe user-specified destination for the call forward
 feature, that is, how 
the system is to handle incoming calls when the user is unable to 
answer the...

466GLOSSARY
client/server
computingThe division of an application into two parts that are linked by a network. 
A typical example is a database application in which the database and 
application software reside on a server, and the interface for entering or 
retrieving information resides on individual workstations (clients).
CLISee caller ID
.
CLIRCalling Line Identity Restriction. A telephone company option that allows 
the caller to withhold caller identity from the person being called.
coaxial...

GLOSSARY467
congestionThe result of increased network use on a LAN segment. Standard 
network partitioning practices must be invoked to reduce bottlenecks 
and maximize throughput speeds on the segment.
contentionThe method used to resolve which users gain access to crowded 
bandwidth.
COCentral Office. A telephony term for the telephone company site that 
houses the PSTN
 switching equipment.
CoSClass of Service. A collection of calling permissions that are assigned to 
individual users and govern the...

468GLOSSARY
direct mail transferTransfers a caller directly to another user’s voice mail without requiring 
them to wait through ringing and without interrupting the recipient.
domainA group of nodes on a network that form an administrative entity. A 
domain can also be a number of servers that are grouped and named to 
simplify network administration and security. 
DSPDigital Signal Processor. A special-purpose CPU tailored to handle 
complex mathematical functions. A DSP takes an analog signal and...

GLOSSARY469
Ethernet switchingA technique that brings the advantages of a parallel networking 
architecture to contention-based Ethernet LANs. Each LAN can be 
segmented with its own path. When users on different segments 
exchange data, an Ethernet switch dynamically connects the two 
separate Ethernet channels without interfering with other network 
segments. 
fast EthernetAn evolution of Ethernet that raises the bandwidth to 100 Mbit/s. 
fast packet switchingA WAN
 technology for transmitting data,...

470GLOSSARY
headerThe control information added to the beginning of a transmitted 
message. This may consist of packet or block address, destination, 
message number and routing instructions.
hierarchical networkA network with one host at its hub, which is the major processing center, 
and one or more satellite processing units. 
hot swapThe ability of a device to have parts removed and replaced without 
turning off the device and without interrupting the service the device 
provides.
hubThe center of a...