ADM
add/drop multiplexer
ADM
add/drop multiplexer
APON
asynchronous transfer mode passive optical network
APON
asynchronous transfer mode passive optical network
ATM
asynchronous transfer mode
ATM
asynchronous transfer mode
BLEC
building local-exchange carrier
BLEC
building local-exchange carrier
BLSR
bidirectional line-switched ring
BLSR
bidirectional line-switched ring
CAGR
compound annual growth rate
CAGR
compound annual growth rate
CATV
cable television
CATV
cable television
CLEC
competitive local-exchange carrier
CLEC
competitive local-exchange carrier
CO
central office
CO
central office
CORBA
common object request broker architecture
CORBA
common object request broker architecture
CSMA/CD
carrier sense multiple access with collision detection
CSMA/CD
carrier sense multiple access with collision detection
DCS
digital cross-connect
DCS
digital cross-connect
DiffServ
differentiated services
DiffServ
differentiated services
DS
digital signal
DS
digital signal
DSL
digital subscriber line
DSL
digital subscriber line
DWDM
dense wavelength division multiplexing
DWDM
dense wavelength division multiplexing
EFM
Ethernet in the First Mile [study group]
EFM
Ethernet in the First Mile [study group]
EMS
element management system
EMS
element management system
EPON
Ethernet passive optical network
EPON
Ethernet passive optical network
FCAPS
fault, configuration, accounting, performance, and security
FCAPS
fault, configuration, accounting, performance, and security
FSAN
full-services access network
FSAN
full-services access network
FTTB
fiber-to-the-building
FTTB
fiber-to-the-building
FTTC
fiber-to-the-curb
FTTC
fiber-to-the-curb
FTTH
fiber-to-the-home
FTTH
fiber-to-the-home
GUI
graphical user interface
GUI
graphical user interface
IEEE
Institute of Electrical and Electronics Engineers
IEEE
Institute of Electrical and Electronics Engineers
IETF
Internet Engineering Task Force
IETF
Internet Engineering Task Force
ILEC
incumbent local-exchange carrier
ILEC
incumbent local-exchange carrier
IP
Internet protocol
IP
Internet protocol
IPSec
Internet protocol security
IPSec
Internet protocol security
ITU
International Telecommunications Union
ITU
International Telecommunications Union
ITUT
ITUTelecommunications Standardization Sector
ITUT
ITUTelecommunications Standardization Sector
LAN
local-area network
LAN
local-area network
MAN
metropolitan-area network
MAN
metropolitan-area network
MPEG2
Moving Pictures Experts GroupLayer 2
MPEG2
Moving Pictures Experts GroupLayer 2
MSO
multiple-system operator
MSO
multiple-system operator
MTU
multiple-tenant unit
MTU
multiple-tenant unit
NE
network element
NE
network element
NIM
network interface module
NIM
network interface module
OEO
optical-to-electrical-to-optical
OEO
optical-to-electrical-to-optical
OC
optical carrier
OC
optical carrier
OLT
optical line terminal
OLT
optical line terminal
ONU
optical network unit
ONU
optical network unit
OVB
overbuilder
OVB
overbuilder
PON
passive optical network
PON
passive optical network
POP
point of presence
POP
point of presence
POTS
plain old telephone service
POTS
plain old telephone service
PSTN
public switched telephone network
PSTN
public switched telephone network
QAM
quadrature amplitude modulation
QAM
quadrature amplitude modulation
QoS
quality of service
QoS
quality of service
RF
radio frequency
RF
radio frequency
SCM
switch card module
SCM
switch card module
SDV
switched digital video
SDV
switched digital video
SLA
service-level agreement
SLA
service-level agreement
SONET
synchronous optical network
SONET
synchronous optical network
STS
synchronous transfer mode
STS
synchronous transfer mode
TDM
time division multiplex
TDM
time division multiplex
UPSR
unidirectional path-switched ring
UPSR
unidirectional path-switched ring
VLAN
virtual local-area network
VLAN
virtual local-area network
VOD
video on demand
VOD
video on demand
VoIP
voice over Internet protocol
VoIP
voice over Internet protocol
VPN
Virtual private network
VPN
Virtual private network
WAN
wide-area network
WAN
wide-area network
WDM
wavelength division multiplexing
WDM
wavelength division multiplexing


