Справочное Руководство для Netopia 430 s

branch:  A length of cable in a star network that goes from the 
center of the star to a wall jack.

broadcast: A network transaction that sends data to all hosts 
connected to the network.

byte: A group of bits, normally eight, which represent one data 
character.

CallerID: See 

CND.

CHAP (challenge handshake protocol): A method for ensuring 
secure network access and communications.

Class A, B, and C networks:  The values assigned to the first few 
bits in an IP network address determine which class designation the 
network has. In decimal notation, Class A network addresses range 
from 1.X.X.X to 126.X.X.X, Class B network addresses range from 
128.1.X.X to 191.254.X.X, and Class C addresses range from 
192.0.1.X to 223.255.254.X. For more information on IP network 
address classes, see 

client: An intelligent workstation that makes requests to other 
computers known as ser vers. PC computers on a LAN can be 
clients.

clustering:  A feature that clusters remapped network numbers into 
a range of sequential network numbers.

CNA (Calling Number Authentication): A security feature that will 
reject an incoming call if it does not match the Calling Number field 
in one of the Netopia ISDN Router’s Connection Profiles.

CND (Calling Number Delivery):  Also known as caller ID, a feature 
that allows the Called Customer Premises Equipment (CPE) to 
receive a calling par ty’s director y number during the call 
establishment phase.

community strings:  Sequences of characters that ser ve much like 
passwords for devices using SNMP. Different community strings 
may be used to allow an SNMP user to gather device information or 
change device configurations. 

CSV (Circuit Switched Voice): Also know as Data-Over-Voice, a 
feature that allows data calls to be placed or answered using ISDN 
speech grade bearer capabilities.