Code-blue TOOLVOX X3 Manual de usuario descargar pdf (Pagina 115)

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ToolVox® X3

Administrator Guide

anddbmareusedasthedatabasetype.Acommonchoiceforthisvaluemightbehash:/etc/postx/

canonical.

Tables for RECIPIENT addresses

Thisparameterconguresaddressmappingonlyonrecipientaddressesandnotsenderaddresses.

Mappingisperformedonbothenvelopesandheaders.Theselookupsareperformedbeforethe

conguredAddress mapping lookup tables. This option correlates to the recipient_canonical_

mapsdirectiveandisdisabledbydefault.

Tables for SENDER addresses

Thisconguresmappingforsenderaddressesonlyandnotrecipientaddresses.Bothenvelopeand

headerinformationismodied.Thisoptioncorrelatestothesender_canonical_mapsdirectiveandis

disabledbydefault.

Editing Canonical Mappings

Oncealenameisselectedforanyofthecanonicalmappingtables,itmaybeeditedbyclicking

the appropriate Edit...buttons.Anewpagewillopen,listinganyexistingmappingsandallowingthe

creationofnewmappings.Theformatofmappingsinalllesisthesame.

Canonicalmappingsmayseem,onthesurface,tobesimilartoaliasesorvirtualdomains.However,

theyarequitedistinctandareusefulforotherpurposes.Whilealiasesmerelymakeadecision

aboutwhichuserwillreceiveanemailandvirtualdomainsonlyimpacttheenvelopeaddress,the

canonicalmappingaltersboththeenvelopeaddressandtheSMTPheaderaddress.Thischange

canbeusedtomakemailappeartocomefromadifferentuserordomain,ordirectmailtoa

differentuserordomainbychangingtheaddressonthemessage.

Forexample,ifIhaveanumberoflocalsubdomains,butwouldlikeallmailtoappeartooriginate

fromasingledomain,itispossibletocreateacanonicalmappingtomakethetranslations.Inthe

Edit a Mappage,theNamewillbeasubdomainthatismappedtothedomain,suchas@lab.

swelltech.com.TheMapsto...valuewillsimplybethedomainI’dlikethissubdomainconverted

to,@swelltech.com.Aftersavingthemappingandapplyingchanges,alloutgoingmailfromlab.

swelltech.comwillappeartooriginatefromswelltech.com.

Virtual Domains

ThisfunctionalityinPostxprovidesameanstoredirectmessagestodifferentlocationsbyaltering

themessageenvelopeaddress.Theheaderaddressisnotalteredbyavirtualdomainmapping.

Whilesomefunctionalityofvirtualdomainsoverlapswithfeaturesavailableinaliases,itcanbeused

forlocalornon-localaddresses,whilealiasescanonlybeusedforlocaladdress.

Domain mapping lookup tables

Muchlikealiasestablesandcanonicalmappingtables,thisissimplythepathtoalecontainingthe

mappingtablesforvirtualdomains.Thisisusuallysomethingalongthelinesofhash:/etc/postx/

virtual,andmustbeconvertedtoadatabaseformatinPostx.Webminwillperformthedatabase

generationstepforyou.

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