DART 200 CDPD Modem User’s Guide

Index

A (cont.)

AT\R2, 8-8

AT\R3, 8-8

AT\R4, 2-13, 2-15, 8-7, 8-8 AT\R5, 8-7

AT\Rn, 8-6

AT\S, 5-26

AT\S?, 2-6, 2-7, 2-8, 4-3, 5-26 ATS0=1, 5-6, 5-18, 8-12 AT\S+n, 4-3

AT\S-n, 4-3 ATSn?, 8-6 ATS13 = 0, 8-8 ATS102?, 2-13 ATS126?, 2-16 ATS13=0, 2-15

ATS53?, 5-3, 5-7, 5-10, 5-15, 5-16 ATS56?, 2-16

ATS57?, 2-12, 2-13, 2-15, 7-2, 8-15 ATS60=1, 2-15

Attention commands. See AT commands AT\T, 8-17

AT\Tn, 8-9

auto answer, 5-2, 5-11, 5-14, 5-19, 8-1, 8-12 setting, 5-6, 8-12

Auto SLIP, 1-2, 5-24, 7-2 autobaud, 8-3, 8-18

function, 8-22 reactivating, 8-23

authentication services, 3-1

B

B side

definition, 1-3, 2-7

backward compatibility, 5-6, 5-9, 5-18, 8-12 function, 5-6

with basic UDP, 5-6 bandpass filter, 7-3 Basic UDP. See UDP batteries, 7-1

BLER, 2-11, 2-12, 2-15 checking, 2-11

block error rate. See BLER broadcast

datagrams, 4-2 messages, 5-5 NEI, 4-2

broadcast mode definition, 4-1 when to use, 4-2

C

CDPD

acquiring a channel on, 2-4 advantages, 1-3

airlink, 8-23

application structure, 8-2 block transfers, 8-23 broadcast messages, 4-2 broadcast mode, 4-1 channels

BLER of, 2-12 searching for, 2-10 strongest, 2-11

class addresses, 5-24 forced hopping, 2-10

initiating communication with, 1-4 Internet addresses, 5-24 modems

checking, 4-3 network,1-1, 5-22

authentication services, 3-1, 3-2 carriers, 1-3

difference between synchronous, 8-3 enabling the DART on, 5-17 forwarding data to, 8-8

functions, 1-3

IP Addresses, 1-3

operating the DART 200 on, 5-4 overview, 1-3

parity, 8-17 pinging, 5-27

registering DART on, 5-15, 8-6 role of DART in, 1-4

types, 2-10 protocol layers, 5-26 protocols

TCP, 5-15

UDP, 5-5 registration, 2-16 security, 3-1 selecting versions, 2-8 session

shutting down, 8-19 signal, 2-10

status sensing, 8-15 supported versions, 1-1 telnet session, 5-28 vulnerability, 3-1

CDPD 1.0, 2-8, 2-12 CDPD 1.1, 2-8

main objective of, 2-11 requirements, 2-12 signal strength, 2-15 switching to, 2-8

CDPD Forum, 1-4 cell dragging

avoiding, 2-12 definition, 2-11

Sierra Wireless, Inc.

Index-2

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Sierra Wireless DART 200 CDPD Modem manual Dart 200 Cdpd Modem User’s Guide Index