Synaccess-networks NP-0801DTM Uživatelský manuál stáhnout pdf (Strana 254)



ENHANCEDIPSTACKEXTENSIONAT

COMMA

NDS



HSPA+ATCommandsReferenceGuide 254



EnhancedIPStackExtensionATCommands

QueryDNS#QDNS

ExecutecommandexecutesaDNSquerytoresolvethehostnameintoanIPaddress.

TestcommandreturnstheOKresultcode.

Syntax

Command Commandtype

AT#QDNS=[<hostname>] Execute

AT#QDNS=? Test

ParametersandValues

<hostname> Stringtype,hostname.



IftheDNSqueryissuccessful,theIPaddressisreportedintheresultcode,as

follows:

#QDNS:<hostname>,<IPaddress>

Where:

<hostname>‐stringtype.

<IPaddress>‐stringtype,intheformat“xxx.xxx.xxx.xxx”.

Notes

 ThecommandhastoactivatetheGPRScontextifitwasnotpreviouslyactivated.Inthiscasethecontextis

deactivatedaftertheDNSquery.ItalsoworkswithGSMcontext,buttheGSMcontexthastobeactivated

before.

 ThiscommandrequirescorrectsettingsforauthenticationparametersandthattheGPRSnetworkispresent(or

GSM,ifGSMcontextisused).

 Thiscommandisavailableonly onthefirstvirtualportofCMUXandworksonthePDPcontext1andonthefirst

ConnId.SeeAT#SCFG.

DNSResponseCaching#CACHEDNS 

SetcommandenablescachingamappingofdomainnamestoIPaddresses,asdoesaresolverlibrary.

ReadcommandreportswhethertheDNSResponseCachingiscurrentlyenabledornot,intheformat:

#CACHEDNS:<mode>

Testcommandreturnsthecurrentlycachedmappingalongwiththerangeofavailablevaluesforparameter

<mode>,intheformat:

#CACHEDNS:[<hostn1>,<I

Paddr1>,[…,[<hostnn>,<IPaddrn>,]]](0,1)

where:

<hostnn> Hostname,stringtype.

<IPaddrn> IPaddress,stringtype,intheformat“xxx.xxx.xxx.xxx”.



1 2 ... 249 250 251 252 253 254 255 256 257 258 259 ... 329 330

Komentáře k této Příručce

Žádné komentáře

Synaccess-networks NP-0801DTM Uživatelský manuál Strana 254

Komentáře k této Příručce