Source: Microsoft Support
RAPID PUBLISHING
RAPID PUBLISHING ARTICLES PROVIDE INFORMATION IN RESPONSE TO EMERGING OR UNIQUE TOPICS, AND MAY BE UPDATED AS NEW INFORMATION BECOMES AVAILABLE.
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Customer is having two exchange organization,One is running on with a single
exchange 2003 server , Domain name-domainone.com and the other one is running on
with a single exchange 2003 server, Domain name-domaintwo.com.
He created a zone entry for domaintwo.com records in domainone.com Internal primary
DNS server.He specified domaintwo.com DNS ip address under domainone.com Internal
primary DNS server's forwarders list to have name resolution locally.
When he send an email from user@domainone.com to user@domaintwo.com,mails are
getting queued up in the sending server with the error "Unable to bind to
destination server in DNS"
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In domainone.com Internal primary DNS server,under the domaintwo.com zone entry MX
record for domaintwo.com's exchange server contains servername under "Host or
Domain" section and it should be blank.
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In domainone.com Internal primary DNS server,deleted MX record for domaintwo.com's
exchange server and recreated the MX record by leaving "Host or Domain" section as
blank and the record will default to "same as parent folder".
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