PLANET ADN-4000 - Manual (Page 111)

111
n of the Internet address
nd one or more bits of the local portion. Sometimes it called subnet mask.
TM Adaptation Layer - This layer maps higher layer user data into ATM cells, making the
nsport through the ATM network.
symmetric digital subscriber line
ode - A cell-based data transfer technique in which channel
f thickness of a wire
ridge
ts two or more physical networks and forward packets between them.
haracteristic of any network multiplexes independent network carriers onto a single cable.
technology allows several networks to coexist on one single cable; traffic from
ystem
is given to all hosts attached to the network. Example:
thernet.
entral Office. Refers to equipment located at a Telco or service provider's office.
remises
Appendix A: Glossary
Address mask
A bit mask select bits from an Internet address for subnet addressing. The mask is 32 bits
long and selects the network portio
a
AAL5
A
data suitable for tra
ADSL
A
ATM
Asynchronous Transfer M
demand determines packet allocation. ATM offers fast packet technology,
real time, and demand led switching for efficient use of network resources.
AWG
American Wire Gauge - The measurement o
B
A device connec
Bridges can usually be made to filter packets, that is, to forward only certain traffic. Related
devices are repeaters which simply forward electrical signals from one cable to the other
and full-fledged routers which make routing decisions based on several criteria.
Broadband
C
Broadband
one network does not interfere with traffic from another. Broadcast a packet delivery s
where a copy of a given packet
E
CO
C
CPE
Customer Premises Equipment located in a user's p