> Add a lowest priority MX record for the customer domain Bad design.
[a] MX records should not be published for hosts that are known to be unreachable from the public Net; [b] you don't need to use DNS RRs for routing, only HOSTS. Might want to take a look at my age-old exchange2aliases script, which is designed for this scenario. As far as delivery, yes, this is as fast as an extra SMTP hop can be. There is no push/polling latency, just the scanning latency. --Sandy ------------------------------------ Sanford Whiteman, Chief Technologist Broadleaf Systems, a division of Cypress Integrated Systems, Inc. e-mail: [EMAIL PROTECTED] SpamAssassin plugs into Declude! http://www.imprimia.com/products/software/freeutils/SPAMC32/download/release/ Defuse Dictionary Attacks: Turn Exchange or IMail mailboxes into IMail Aliases! http://www.imprimia.com/products/software/freeutils/exchange2aliases/download/release/ http://www.imprimia.com/products/software/freeutils/ldap2aliases/download/release/ To Unsubscribe: http://www.ipswitch.com/support/mailing-lists.html List Archive: http://www.mail-archive.com/imail_forum%40list.ipswitch.com/ Knowledge Base/FAQ: http://www.ipswitch.com/support/IMail/
