Analog Devices CRA-200 User manual

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CRA-200

Analog Telephone Adapter

2 x Ethernet Port + 2 x VoIP Line

Quick Installation Guide

Model No: CRA-200

TableofContents

VoIPATAPackageContents............................................................... 2

Checklist ................................................................................................ 2

IMPORTANTSAFETYINSTRUCTIONS ..................................... 3

ConnectingYourVoIPATA................................................................. 3

AccessingyourATAWebPanel........................................................ 3

VoIP/SIPConfigurationSetupthroughWebPanel ............... 4

UpgradingYourFirmware.................................................................. 5

Appendix:NumberofPhoneLinesandBandwidth

Considerations......................................................................................... 5

RecommendedNumberofSimultaneousCalls .................... 6

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VoIPATAPackageContents

Analog Telephone Adapter Unit (CRA-200)

Standard Telephone cable (RJ11)

Power Adaptor

Ethernet Cable (RJ 45)

Quick Installation Guide (this document)

Checklist

Beforeyoubegin,makesureyouhavethefollowing:

• AnactiveInternetconnection

• AnactiveInternetTelephoneServiceProvider(ITSP)

accountanditssettings

• Acable/DSLmodemorWirelessRouter(AccessPoint)

• OnecomputerforconfigurationofthePhoneAdapter

• AnanalogtelephoneorfaxmachinewithanRJ‐11phone

cable

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

IMPORTANTSAFETYINSTRUCTIONS

9 Placethisrouteronastablesurface.

9 Onlyusethepoweradapterthatcomeswiththepackage.

Usingadifferentvoltageratingpoweradaptormaydamage

thisATA.

9 DonotusethisATAinhighhumidityorhightemperatures.

9 Donotopenorrepairthecaseyourself.

ConnectingYourVoIPATA

1. Poweroffyournetworkdevices,includingyourmodem

andPC.

2. ConnectoneendofanRJ‐11phonecabletothePhone

Adapter’sPHONE1port.Connecttheotherendtoyour

analogtelephoneorfaxmachineasshownbelow:

3. ConnectoneendofanEthernetnetworkcabletotheLAN

portoftheATA.ConnecttheotherendtotheEthernet

portofyourPC.

4. ConnectoneendofadifferentEthernetnetworkcableto

theWANportoftheATA.Connecttheotherendtoyour

cable/DSLmodemasshowninbelowfigure

5. Poweronthecable/DSLmodem.

6. ConnecttheincludedpoweradaptertotheATA’spower

port,andthenplugthepoweradapterintoanelectrical

outlet.ThepowerLEDonthefrontpanelwilllightupas

soonasthePhoneAdapterpowerson.



7. PoweronyourPC.MakesureyourPC’sEthernetadapter

issettoobtainanIPaddressautomatically.

NOTE:WaituntilthePOWER,LANandWANLED'sturn

greenandremainstableontheFrontPanelof

yourATA.

AccessingyourATAWebPanel

1. First,connecttheATA’sLANporttoyourPCnetwork

cardandthendisable&enabletheLocalAreaConnection

availableintheControlPanel‐>NetworkConnections.

ThenATAwillreleasetheIPaddressintheseriesof

192.168.113.X.Andthenlaunchthewebbrowseronthe

PC.Enterhttp://192.168.113.1intheAddressfield

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(192.168.113.1isthedefaultlocalIPaddressoftheATA).

ThenpresstheEnterkey.

2. OryoucanlogintotheATAthroughtheWANIPaddress

ifbothATAandPCareconnectedtothesamenetwork

(whichisconnectedtotheDHCPserver),thenyoucan

gettheIPaddressoftheATAthroughthephone

connectedtoATAbydialing“**”.Thenitwillannounce

thecurrentWANIPAddress,whichisreleasedbythe

DHCPserver.ThenenterWANIPaddressintheweb

browseraddressfieldtogetLoginScreen.

3. NowyouwillbebroughttoaLoginscreen.Besureto

select“Admin”inUserTypeandusefollowinglogin

information:

• UserName:admin 

• Password:admin

4. TheATAStatusscreenwillappear.ThenClickthe

NetworkConfig‐>WANtabtoproceedtothe

appropriateinstructionsforyourInternetConnection

Type:DHCP,StaticIP,orPPPoE.

• DHCP:Select“AutomaticconfigurationviaDHCP

Server”togettheIPaddressautomaticallyfrom

DHCPserver.

• PPPoE:Select“UsingISPAccount(PPPoE)”to

enterthePPPoEusernameintheUserName

field,andenterthePPPoEpasswordinthe

passwordfield.

• StaticIP:Select“UsingStaticIP”toassigntheIP

addressmanuallybyenteringIPAddress,Subnet

Mask,Gateway,PrimaryandSecondaryDNS.

5. Clickon“ApplyChanges”tosaveyoursettings.

VoIP/SIPConfigurat ionSetupthrough

WebPanel

1. EntertheinformationsuppliedbyyourVoIPservice

providertoregisteryourSIPaccountsuchasUserID,

Password,ProxyIPaddressetc.IntheVoIPConfig>>SIP

Configpage,dothefollowing:

a. EntertheSIPaccountnumberinthefollowing

fields:

• DisplayName

• AuthenticationUserID

• UserID



b. EnterthepasswordinthePasswordfield.

c. EntertheSIPproxyservernameinthefollowing

fields:

• IPAddress/HostName

• SIPProxyDomain



NOTE:Bydefault,theProxyportaddresswillbe5060,

DTMFwillbeRFC2833,RegistrationTimeoutwill

be60seconds.Allcodecconfigurationswillbe

selectedinActiveCodecs.

2. Clickon“ApplyChanges”tosaveyoursettings.

3. CheckifthecorrespondingPhoneLEDonthefrontofthe

deviceturnsorange,whichisilluminatedtoindicate

successfulregistrationwithyourVoIPServiceProvider

(ITSP).Ifnot,pleasecheckyoursettings.

4. InordertomakesureyourInternetconnectionisactive,

youcanalsousethePingorTracerouteoptionsavailable

intheDiagnosticTabpagetochecktheconnectionfrom

theCRA‐200devicetoanotherdestination(IPaddressor

domainname).

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UpgradingYourFirmware

IMPORTANT:Beforeyouperformtheupgrade,makenoteof

anyaccountandserversettings,plusany

otheruniqueconfigurationsyouhavesetup

onyourdevice.

1. FromyourInternetbrowser,entertheWANIPaddress

ofthedevicetobringuptheWebConfigurationLogin

page.

IMPORTANT:MakesurethatthePCbeingusedfor

upgradingisnot

directlyconnectedtotheLAN

portofthedevicepriortoupgrading.Performing

thefirmwareupgradeprocedureinthismanner

mayresultindevicefailure.

2. EnterthelogininformationtoentertheWeb

ConfigurationManager.

(Uponlogin,youshouldbedirectedtotheDiagnostic

page.)

3. ClickontheATAConfigtab,andthenclickonthe

“FirmwareUpgrade”link.

4. FromtheFirmwareUpgradepage,selectthe“Browse…”

buttonandselectthefirmwarefilefromyourlocalPC

directory.

5. Oncethefilehasbeenselectedandthedirectorylocation

isvisibleintheATAFirmwareUpgradeFile:lineentry

box,selecttheUpdatebutton.

(Apop‐upwindowshouldappearwithawarningtonot

disruptthepowerconnectionduringtheupgrade

procedure.)

6. StarttheupgradeprocedurebyclickingOK.

Initially,thescreengoesblank.Youwillthenseean

upgradestatusindicator,whichnotescompletion

progressoftheupgrade(i.e.,67%done).

7. Oncetheupgradecompletes,anewpop‐upwindowwill

informyouthatthedevicewillautomaticallyreboot.

ClickOK.

(Thebrowserwindowshouldcloseonitsownunlessthe

browserwindowhasotherpagetabsopenedinthat

window,suchaswithIE7orFirefoxbrowsers.)

8. Waitabout5minutesforthedevicetocompletethe

reboot.Youcanverifythisbycheckingtoseethatthe

WANlightontheboxstartstoflicker(indicatingnetwork

activity).

9. Afterverifyingthatthedevicehasrebooted,holddown

theredRESETbuttononthebackofthedevice(in

betweenthePHONE2portandthepowerslot).



Holdthisbuttondownforabout7‐10secondsuntilyou

seealltheLEDlightsturnoffexceptforthePOWERlight.

(Thisisnecessaryinordertoclearthecachememory

uponupgrading.Afterthedevicereboots,youwillneed

tore‐enteryourdeviceconfiguration.)



Appendix:NumberofPhoneLinesand

BandwidthConsiderations

Thevirtualprivatenetwork(VPN)tunnelcapabilityontheCRA‐

200deviceaffectsthebandwidthconsumedbyeachactive

phonecall(bothonthedeviceaswellasonanyclientconnected

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tothedevice’sLANport).Therefore,itisimportantthatyou

considerthenumberoftotalphonelinesyouwillbeattachingto

eachCRA‐200deviceinadditiontothetwolinesthatarealready

available.Inthesampleconfigurationshownbelow,whereyou

haveoneCRA‐200boxwithVPNenabledandtwoadditional

Internetphonedevicesforatotalof4phonelines,a128Kbps

Internetconnectionwillallowfornomorethan4simultaneous

phonecallsatagiventimewhenusingcodecG.729/Latency

Configurationof60ms(seepage10forabriefexplanationof

CodecLatencyConfiguration

).

RecommendedNumberofSimultaneousCalls

Thefollowingchartdepictsageneralguidelinerangeforthe

recommendedmaximumnumberofsimultaneouscallswhen

VPNcapabilityisenabledforeachcodec/Latencyconfiguration.

Theamountofallowablesimultaneousphonecallsanditscall

qualityaredirectlyrelatedtobandwidthavailabilityandits

utilization.

DSL

Speed 729 90ms 729 60ms 729 30ms

128k

4-6 max.

calls

4-5 max.

calls 2-3 max. calls

256k 10-12 8-10 5-6

384k 17-19 13-15 8-9

512k 23-25 18-20 11-13

768k 36-38 28-30 17-19

1024k 48-51 38-40 23-26

DSL

Speed 723 90ms 723 60ms 723 30ms

128k 5-7 4-5 2-3

256k 12-14 9-11 5-6

384k 18-20 15-17 8-9

512k 26-28 20-22 11-13

768k 41-43 32-34 17-19

1024k 56-58 43-45 23-26



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Forexample,innetworkswith128kDSL,atotalofnomorethan

7simultaneouscallsarerecommendedwithaG.72390mscodec

configurationandVPNenabled.

NOTE:

TheDSLspeedsinthetableaboverefertotheMinimum

UploadandDownloadtransferrate.Pleasebeawarethat

yourinternetbandwidthmayfluctuatedependingon

yourprovider’savailability.Resultsmayvarydepending

onfluctuationsofbandwidthavailability.Adecreasein

availablebandwidthwilldirectlyrelatetoadecrease

intotalnumberofallowablecallsandpossiblycall

qualitydependingonbandwidthoverutilization.



IMPORTANT:

Thesefiguresassumethatthebandwidthis

dedicatedsolelyforthesevoicecallsandthat

thebroadbandserviceproviderhascommitted

thisbandwidthtotheinstallation.Theuseof

otherInternetservicesmayadverselyaffectthe

amountofallowablesimultaneouscallsalong

withcallquality.



.

CodecLatencyConfiguration:ThissettingontheSIP

Configurationpagedeterminesthevoicesamplesperpacket.

Thenumberofvoicesamplesperpacketisanotherfactorin

determiningthebandwidthutilizedanddelayofaVoIPcall.The

CODECdefinesthesizeofthesample(G.711andG.729havea

samplesizeof10msandG.723hasasamplesizeof30ms),but

thetotalnumberofsamplesplacedinapacketaffectshowmany

packetsaresentpersecond.Whenyouincreasethevoice

payloadsize,thebandwidthutilizedisreducedandtheoverall

delayincreases.Increasingthesesettings(forexample‐from

30msto90msforG.723)canreducebandwidthutilization,but

inturnitmayaffectvoicequalitydependingonthequalityand

stabilityofyourconnection.Forexample,ifyoudroponepacket

duetoconnectivityissues,asettingofG.723/30mswillloseone

voicesamplewhereasettingofG.723/90mswilllose3voice

samples.

Analog Devices CRA-200 User manual

Analog Devices CRA-200 User manual

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