Nortel Networks NB5PLUS4/W - Manual (Page 98)

NB5Plus4/W User Guide YML754Rev1
www.netcomm.com.au
both routing and bridging. Typically, when both functions
are enabled, the device routes IP data and bridges all
other types of data. See also routing.
broadban­d A telecommunications technology that can send different
types of data over the same medium. DSL is a broadband
technology.
Broadcast To send data to all computers on a network.
CO Central Office A circuit switch that terminates all the local
access lines in a particular geographic serving area; a
physical building where the local switching equipment is
found. xDSL lines running from a subscriber’s home con-
nect at their serving central office.
DHCP Dynamic Host Configuration Protocol DHCP automates
address assignment and management. When a computer
connects to the LAN, DHCP assigns it an IP address from
a shared pool of IP addresses; after a specified time limit,
DHCP returns the address to the pool.
DHCP relay Dynamic Host Configuration Protocol relay. A DHCP relay
is a computer that forwards DHCP data between comput-
ers that request IP addresses and the DHCP server that
assigns the addresses. Each of the My ADSL Modem’s
interfaces can be configured as a DHCP relay. See DHCP.
DHCP server Dynamic Host Configuration Protocol server. A DHCP
server is a computer that is responsible for assigning IP
addresses to the computers on a LAN. See DHCP.
digital Of data, having a form based on discrete values ex-
pressed as binary numbers (0’s and 1’s). The data com-
RJ-45 plug attached
to cable
RJ-45 Connector
Pin Assignment Normal Assignment
1 Input Receive Data +
2 Input Receive Data -
3 Output Transmit Data +
6 Output Transmit Data -
4,5,7,8 Not used