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)
SDSL (Symmetric DSL)
HDSL (ITU G.991.1)
SHDSL (G.SHDSL ITU G.991.2)
VDSL (Very high rate 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
Serial RS-232
USB
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
Cellular Phone Adapter
Remote Management Adapter
Short-haul Modem

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

Cisco
Dialogic Corporation
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
IBM
Eicon
Citel
Polycom
Hiro
Socket Communications
Creative Technology
Dell
Paradyne
Maxdata
Actiontec
Bafo Technologies
Juniper Networks
ZyXEL
Digi
Trendware
Linksys
Conexant
Rhino
Hawking
D-link
MCK Communications
Sprint
Lucent
Avalon
NEC
SMC
AOpen
Zonet
NexxTech
Grandstream
Comdial
Panasonic
Groove Tubes
Comtrol
Envox Worldwide
Diamond.com
Perle Systems
ezGear
Jaton
Nextel
Netopia
Agere
Unitech
Interface
Enterasys
Efficient Networks
Spectralink
Microsoft
Captaris
Flex
Compaq
Dynex
Electronic Arts
OmniSky
Trust
Broadxent
Diamond Multimedia
Extreme Networks
RCA
Konexx
Psion
AT&T
Symbol
Sierra Wireless
HandStands
Cable Showcase
TDK
CTA Digital
Posiflex
Datalogic
Toshiba
Enfora
EVDO
Valcom
Office Depot
Codex
Metrologic Instruments
Opticon
TelTone
Zebex

HDLC
ITU X.25
ITU Q.931
ITU Q.921
ITU X.75
ITU V.120 (I.465)
ITU V.110 (I.463)
ITU T.70NL
ITU X.31 (I.462)
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
CDMA
GPRS
AT&T
CDPD
ETC
CDPD 1.1
MCDN
HSCSD
TX-CEL
IMA ADPCM

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

X2
V.92
K56Flex
V.90