Term
| Benefits of star topology |
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Definition
easy to add or remove clients
if one node goes down it doesnot affect the others
easily interconnected with other types of networks |
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Term
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Definition
Reduce the time and planning spent on IP address management
reduce the potential for erros in assigning IP address
Enable user to move their workstations and printers without chaining TCP/IP configurations
Make IP addressing transparent for mobile user |
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Term
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Definition
Virtual Local area networks -
VLANS can link distant users over a WAN and create small workgroups within LANS
Separating groups of users who need special security or network functions
Isolate connections with heavy or unpredictible traffic patterns
Containing groups of devices that rely on legacy protocols incompabtible with the majority of network traffice |
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Term
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Definition
| Digital Subscriber line, dedicated WAN technology that uses advanced modulation techinques in the physical layer to achieve throughput over phone lines |
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Term
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Definition
| WAN's send data over___ available communications network |
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Term
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Definition
| The individual geographical locations connected by a WAN |
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Term
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Definition
| Ring topology relies on _____ rings to carr data |
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Term
| NIU - network Interface unit |
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Definition
| portion of the PSTN that connects residences or business to the nearest CO |
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Term
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Definition
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Term
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Definition
| updated digitial version of X.25 that relies on packet switching |
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Term
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Definition
| process which two 64 Kpbs ISDN B channels are combined to achieve an effective throughput of 128 Kpgs |
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Term
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Definition
| converts digitial signals into analog signals for use with ISDN phones |
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Term
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Definition
| How many B channels does ISDN PRI use |
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Term
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Definition
| speed of a T carrier depends on ___ level |
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Term
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Definition
At the customer's demarcation point, T-carrier wire pairs terminate with a ____
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Term
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Definition
| aggreates mutliple DSL suscriber lines and connects them to the carriers CO |
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Term
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Definition
| What sets ATM apart from Ethernet |
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Term
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Definition
| SONET's extraordinary _______ results from its use of double ring technology over fiber optic bacle |
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Term
| OC - Optical Carrier Level |
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Definition
| The data rate of a particular SONET rings is indicated by its ______ , a rating that is internationally recognized by networking professional and standard organization. |
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Term
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Definition
| __ networking refers to dialing directly into a private network's or ISP remote access server to log on to network |
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Term
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Definition
| preferred communications protocol for remote access communications |
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Term
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Definition
| standard for connecting home computers to an ISP via DSL or broadband |
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Term
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Definition
| virtual computing allows users on one computer to control another computer called the host or server across a network connection |
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Term
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Definition
| connections b/w network nodes that, although based on potentially disparate physical links, logically apper to be direct dedicated linnks b/w those nodes |
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Term
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Definition
| uses TDM over two wire to divide a single channel into multiple channels |
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Term
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Definition
| encapsulates incoming Ethernet or token ring frams then converts them into ATM cells for transmission over an ATM network |
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Term
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Definition
| remove virtual computing software that comes with Window client |
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Term
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Definition
| open source system designed to allow once workstation to remotely manipulate and receive screen updates from another |
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