Appendix B: Glossary - Network Everywhere NR041 User Manual

Broadband cable/dsl 4-port router
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How many ports can be simultaneously forwarded? Theoretically, the Router can
establish 520 sessions at the same time, but you can only forward 10 ranges
of ports.
Does the Router replace a modem? Is there a cable or DSL modem in the Router?
No, the Router must work in conjunction with a cable or DSL modem.
Which modems are compatible with the Router? The Router is compatible with
virtually any cable or DSL modem that supports Ethernet.
What are the advanced features of the Router? The Router's advanced features
include IP Filtering, Port Range Forwarding, Dynamic Routing, Static
Routing, DMZ Hosting, and MAC Address Cloning.
What is the maximum number of VPN sessions allowed by the Router?
The maximum number depends on many factors. At least one IPSec session
will work through the Router; however, simultaneous IPSec sessions may be
possible, depending on the specifics of your VPNs.
How can I check whether I have static or DHCP IP Addresses? Consult your ISP
to obtain this information.
How do I get mIRC to work with the Router? Under the Port Range Forwarding
tab, set port forwarding to 113 for the PC on which you are using mIRC.
If your questions are not addressed here, refer to the Network
Everywhere website, www.NetworkEverywhere.com.
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Network Everywhere
Series
Cable/DSL 4-Port Router

Appendix B: Glossary

10BaseT - An Ethernet standard that uses twisted wire pairs.
100BaseTX - IEEE physical layer specification for 100 Mbps over two pairs of
Category 5 UTP or STP wire.
Adapter - Printed circuit board that plugs into a PC to add to capabilities or
connectivity to a PC. In a networked environment, a network interface card
(NIC) is the typical adapter that allows the PC or server to connect to the
intranet and/or Internet.
Auto-negotiate - To automatically determine the correct settings. The term is
often used with communications and networking. For example, Ethernet
10/100 cards, hubs, and switches can determine the highest speed of the node
they are connected to and adjust their transmission rate accordingly.
Backbone – The part of a network that connects most of the systems and net-
works together and handles the most data.
Bandwidth - The transmission capacity of a given facility, in terms of how
much data the facility can transmit in a fixed amount of time; expressed in bits
per second (bps).
Bit – A binary digit. The value—0 or 1—used in the binary numbering system.
Also, the smallest form of data.
Boot – To cause the computer to start executing instructions. Personal comput-
ers contain built-in instructions in a ROM chip that are automatically executed
on startup. These instructions search for the operating system, load it, and pass
control to it.
Bottleneck – A traffic slowdown that results when too many network nodes try
to access a single node, often a server node, at once.
Bridge - A device that interconnects different networks together.
Broadband - A data-transmission scheme in which multiple signals share the
bandwidth of a medium. This allows the transmission of voice, data, and video
signals over a single medium. Cable television uses broadband techniques to
deliver dozens of channels over one cable.
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