Nortel Networks CTA 500dm User Manual

Page of 86
Appendix   85
P0873832  Issue 05
 
 CTA 500
dm On Line Guide
DB-9 connection
Acronyms used in this document
ATMÑAsynchronous transfer mode
CHAPÑChallenge Handshake Authentication Protocol
CSAÑCanadian Standards Association
CTA 500dmÑComputer Telephony Adapter digital modem 
modulator/demodulator)
CTIÑComputer Telephony Integration
DNÑDirectory Number
DTEÑData Terminal Equipment
FCCÑFederal Communications Commission
ICSÑ Integrated Communication System
IECÑInterExchange Carrier
IPÑInternet Protocol
ISDNÑIntegrated Services Digital Network
ISPÑInternet Service Provider
ITCÑIndependent telephone company
kbit/sÑKilobits per second
LANÑLocal Area Network
DB-9 
pin
RS-232
function
CTA 500
dm 
function
1
Received Line Signal Detector
DCD
2
Received Data
RD
3
Transmitted Data
TD
4
DTE Ready
DTR
5
Signal Common
GND
6
DCE Ready
DSR
7
Request to Send/Ready for Receiving
RTS
8
Clear to Send
CTS
9
Ring Indicator
RI