External
Internal

ADSL Full Rate (G.DMT ITU G.992.1)
ADSL Lite (G.Lite ITU G.992.2)
ADSL2+ (ITU G.992.5)
ADSL2 DMT (ITU G.992.3)
G.Handshake (G.HS ITU G.994.1)
ADSL2 G.lite (ITU G.992.4)
HDSL (ITU G.991.1)
SHDSL (G.SHDSL ITU G.991.2)
VDSL (Very high rate DSL)
SDSL (Symmetric DSL)
IDSL (DSL over ISDN)
RADSL (Rate-Adaptive ADSL)
MSDSL (Multirate Single Pair DSL)
RDSL (Reach DSL)
HDSL2

DOCSIS 1.1
DOCSIS 2.0
DOCSIS 1.0
Euro-DOCSIS

PCI
USB
Serial RS-232
PC Card
Ethernet
Expansion Slot
Serial V.35
PCI Express
CompactFlash Card
ISA
CardBus
Mini PCI
BlueTooth
Serial RS-422
PCI 64
Radio
AMR
ADB
Serial RS-449
Serial RS-530
CompactPCI
Parallel
Stacking Module Slot
X.21
EISA
MCA
CNR
Springboard Module
SBUS
IRDA

Modem
Fax Interface Card
Voice Interface Card
DSU / CSU
Network / Modem Combo
Analog / Digital Phone Line Converter
WAN Interface Card
RAS Modem Card
Remote Management Adapter
Cellular Phone Adapter
Short-haul Modem

Analog
Cable
Cellular
DDS
DSL
E1 / FE1
E3
ISDN
Radio
Switched 56
T1 / FT1
T3

Dialogic Corporation
Cisco
3Com
Digium
Adtran
Multitech Systems
Zoom
Nortel
U.S. Robotics
ADC Kentrox
AudioCodes
Cantata Technology
Best Data Products
Sangoma
Kentrox
Hewlett Packard
Intel
Motorola
Bogen Communication
Hiro
IBM
Citel
Eicon
Paradyne
Socket Communications
Polycom
Dell
Maxdata
ZyXEL
Bafo Technologies
Actiontec
NEC
Juniper Networks
Linksys
Digi
Trendware
D-link
Conexant
Creative Technology
Lucent
Rhino
Grandstream
MCK Communications
Sprint
Panasonic
Avalon
Zonet
AOpen
SMC
NexxTech
Comdial
Compaq
Groove Tubes
Interface
Hawking
Comtrol
Envox Worldwide
Diamond.com
Perle Systems
ezGear
Jaton
Konexx
Netopia
Sierra Wireless
Unitech
Enterasys
Efficient Networks
Electronic Arts
Microsoft
Flex
Diamond Multimedia
Agere
Dynex
RCA
OmniSky
Trust
Broadxent
Canon
Extreme Networks
AT&T
Symbol
HandStands
Cable Showcase
TDK
Posiflex
CTA Digital
Datalogic
Enfora
EVDO
Valcom
Office Depot
Spectralink
Metrologic Instruments
Opticon
TelTone
Codex
Smartlink
Zebex
Directed Electronics
Apple

HDLC
ITU X.25
ITU Q.931
ITU Q.921
ITU X.75
ITU V.120 (I.465)
ITU X.31 (I.462)
ITU T.70NL
ITU V.110 (I.463)
ITU-T Q.933
ITU I.430
ITU T.90NL

9.6 Kbps Or Less
14.4 Kbps
22.8 Kbps
33.6 Kbps Or More

1 Modem
2 - 10 Modems
10 - 50 Modems
50 Modems Or More

PC
Mac
Unix
Sun

GSM
GPRS
AT&T
CDMA
CDPD
ETC
CDPD 1.1
MCDN
TX-CEL
HSCSD
IMA ADPCM

50 Kbps Or Less
50 Kbps - 100 Kbps
100 Kbps - 1 Mbps
1 Mbps Or More

X2
V.92
K56Flex
V.90